Merge remote-tracking branch 'origin/main' into Frooodle/license

2025-06-06 09:12:02 +00:00 · 2024-10-05 09:21:08 +01:00 · 2024-10-05 09:21:08 +01:00 · dedfabd630
commit dedfabd630
parent 3b5b7772a9 2a6b4ca87f
68 changed files with 1796 additions and 249 deletions
--- a/5
+++ b/5
@ -15,6 +15,7 @@ ENV DOCKER_ENABLE_SECURITY=false \
 # Copy necessary files
 COPY scripts/download-security-jar.sh /scripts/download-security-jar.sh
 COPY scripts/init-without-ocr.sh /scripts/init-without-ocr.sh
+COPY scripts/installFonts.sh /scripts/installFonts.sh
 COPY pipeline /pipeline
 COPY build/libs/*.jar app.jar

@ -33,11 +34,11 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
        su-exec \
        openjdk21-jre && \
    # User permissions
-    mkdir /configs /logs /customFiles && \
+    mkdir -p /configs /logs /customFiles /usr/share/fonts/opentype/noto && \
    chmod +x /scripts/*.sh && \
    addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
    chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts  /configs /customFiles /pipeline && \
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar    
+    chown stirlingpdfuser:stirlingpdfgroup /app.jar

 # Set environment variables
 ENV ENDPOINTS_GROUPS_TO_REMOVE=CLI
--- a/README.md
+++ b/README.md
@ -172,42 +172,42 @@ Stirling PDF currently supports 38!

 | Language                                    | Progress                               |
 | ------------------------------------------- | -------------------------------------- |
-| Arabic (العربية) (ar_AR)                    | ![99%](https://geps.dev/progress/99)   |
-| Basque (Euskara) (eu_ES)                    | ![60%](https://geps.dev/progress/60)   |
-| Bulgarian (Български) (bg_BG)               | ![91%](https://geps.dev/progress/91)   |
-| Catalan (Català) (ca_CA)                    | ![47%](https://geps.dev/progress/47)   |
-| Croatian (Hrvatski) (hr_HR)                 | ![91%](https://geps.dev/progress/91)   |
-| Czech (Česky) (cs_CZ)                       | ![87%](https://geps.dev/progress/87)   |
-| Danish (Dansk) (da_DK)                      | ![96%](https://geps.dev/progress/96)   |
-| Dutch (Nederlands) (nl_NL)                  | ![93%](https://geps.dev/progress/93)   |
+| Arabic (العربية) (ar_AR)                    | ![97%](https://geps.dev/progress/97)   |
+| Basque (Euskara) (eu_ES)                    | ![58%](https://geps.dev/progress/58)   |
+| Bulgarian (Български) (bg_BG)               | ![89%](https://geps.dev/progress/89)   |
+| Catalan (Català) (ca_CA)                    | ![46%](https://geps.dev/progress/46)   |
+| Croatian (Hrvatski) (hr_HR)                 | ![89%](https://geps.dev/progress/89)   |
+| Czech (Česky) (cs_CZ)                       | ![85%](https://geps.dev/progress/85)   |
+| Danish (Dansk) (da_DK)                      | ![94%](https://geps.dev/progress/94)   |
+| Dutch (Nederlands) (nl_NL)                  | ![91%](https://geps.dev/progress/91)   |
 | English (English) (en_GB)                   | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                        | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                   | ![90%](https://geps.dev/progress/90)   |
-| German (Deutsch) (de_DE)                    | ![99%](https://geps.dev/progress/99) |
-| Greek (Ελληνικά) (el_GR)                    | ![79%](https://geps.dev/progress/79)   |
-| Hindi (हिंदी) (hi_IN)                          | ![76%](https://geps.dev/progress/76)   |
-| Hungarian (Magyar) (hu_HU)                  | ![73%](https://geps.dev/progress/73)   |
-| Indonesia (Bahasa Indonesia) (id_ID)        | ![74%](https://geps.dev/progress/74)   |
-| Irish (Gaeilge) (ga_IE)                     | ![95%](https://geps.dev/progress/95)   |
-| Italian (Italiano) (it_IT)                  | ![99%](https://geps.dev/progress/99)   |
-| Japanese (日本語) (ja_JP)                   | ![92%](https://geps.dev/progress/92)   |
-| Korean (한국어) (ko_KR)                     | ![81%](https://geps.dev/progress/81)   |
-| Norwegian (Norsk) (no_NB)                   | ![95%](https://geps.dev/progress/95)   |
-| Polish (Polski) (pl_PL)                     | ![89%](https://geps.dev/progress/89)   |
-| Portuguese (Português) (pt_PT)              | ![76%](https://geps.dev/progress/76)   |
-| Portuguese Brazilian (Português) (pt_BR)    | ![99%](https://geps.dev/progress/99)   |
-| Romanian (Română) (ro_RO)                   | ![97%](https://geps.dev/progress/97)   |
-| Russian (Русский) (ru_RU)                   | ![81%](https://geps.dev/progress/81)   |
-| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![76%](https://geps.dev/progress/76)   |
-| Simplified Chinese (简体中文) (zh_CN)       | ![98%](https://geps.dev/progress/98)   |
-| Slovakian (Slovensky) (sk_SK)               | ![89%](https://geps.dev/progress/89)   |
-| Spanish (Español) (es_ES)                   | ![98%](https://geps.dev/progress/98)   |
-| Swedish (Svenska) (sv_SE)                   | ![97%](https://geps.dev/progress/97)   |
-| Thai (ไทย) (th_TH)                          | ![96%](https://geps.dev/progress/96) |
-| Traditional Chinese (繁體中文) (zh_TW)      | ![95%](https://geps.dev/progress/95)   |
-| Turkish (Türkçe) (tr_TR)                    | ![96%](https://geps.dev/progress/96)   |
-| Ukrainian (Українська) (uk_UA)              | ![87%](https://geps.dev/progress/87)   |
-| Vietnamese (Tiếng Việt) (vi_VN)             | ![96%](https://geps.dev/progress/96)   |
+| French (Français) (fr_FR)                   | ![88%](https://geps.dev/progress/88)   |
+| German (Deutsch) (de_DE)                    | ![97%](https://geps.dev/progress/97) |
+| Greek (Ελληνικά) (el_GR)                    | ![78%](https://geps.dev/progress/78)   |
+| Hindi (हिंदी) (hi_IN)                          | ![74%](https://geps.dev/progress/74)   |
+| Hungarian (Magyar) (hu_HU)                  | ![71%](https://geps.dev/progress/71)   |
+| Indonesia (Bahasa Indonesia) (id_ID)        | ![72%](https://geps.dev/progress/72)   |
+| Irish (Gaeilge) (ga_IE)                     | ![93%](https://geps.dev/progress/93)   |
+| Italian (Italiano) (it_IT)                  | ![97%](https://geps.dev/progress/97)   |
+| Japanese (日本語) (ja_JP)                   | ![90%](https://geps.dev/progress/90)   |
+| Korean (한국어) (ko_KR)                     | ![80%](https://geps.dev/progress/80)   |
+| Norwegian (Norsk) (no_NB)                   | ![93%](https://geps.dev/progress/93)   |
+| Polish (Polski) (pl_PL)                     | ![87%](https://geps.dev/progress/87)   |
+| Portuguese (Português) (pt_PT)              | ![74%](https://geps.dev/progress/74)   |
+| Portuguese Brazilian (Português) (pt_BR)    | ![97%](https://geps.dev/progress/97)   |
+| Romanian (Română) (ro_RO)                   | ![95%](https://geps.dev/progress/95)   |
+| Russian (Русский) (ru_RU)                   | ![79%](https://geps.dev/progress/79)   |
+| Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![74%](https://geps.dev/progress/74)   |
+| Simplified Chinese (简体中文) (zh_CN)       | ![96%](https://geps.dev/progress/96)   |
+| Slovakian (Slovensky) (sk_SK)               | ![87%](https://geps.dev/progress/87)   |
+| Spanish (Español) (es_ES)                   | ![96%](https://geps.dev/progress/96)   |
+| Swedish (Svenska) (sv_SE)                   | ![95%](https://geps.dev/progress/95)   |
+| Thai (ไทย) (th_TH)                          | ![94%](https://geps.dev/progress/94) |
+| Traditional Chinese (繁體中文) (zh_TW)      | ![93%](https://geps.dev/progress/93)   |
+| Turkish (Türkçe) (tr_TR)                    | ![97%](https://geps.dev/progress/97)   |
+| Ukrainian (Українська) (uk_UA)              | ![85%](https://geps.dev/progress/85)   |
+| Vietnamese (Tiếng Việt) (vi_VN)             | ![94%](https://geps.dev/progress/94)   |

 ## Contributing (creating issues, translations, fixing bugs, etc.)

--- a/build.gradle
+++ b/build.gradle
@ -1,6 +1,6 @@
 plugins {
    id "java"
-    id "org.springframework.boot" version "3.3.3"
+    id "org.springframework.boot" version "3.3.4"
    id "io.spring.dependency-management" version "1.1.6"
    id "org.springdoc.openapi-gradle-plugin" version "1.8.0"
    id "io.swagger.swaggerhub" version "1.3.2"
@ -13,7 +13,7 @@ plugins {
 import com.github.jk1.license.render.*

 ext {
-    springBootVersion = "3.3.3"
+    springBootVersion = "3.3.4"
    pdfboxVersion = "3.0.3"
    logbackVersion = "1.5.7"
    imageioVersion = "3.11.0"
@ -171,7 +171,7 @@ dependencies {
    runtimeOnly "com.twelvemonkeys.imageio:imageio-webp:$imageioVersion"
    // runtimeOnly "com.twelvemonkeys.imageio:imageio-xwd:$imageioVersion"

-    implementation "commons-io:commons-io:2.16.1"
+    implementation "commons-io:commons-io:2.17.0"
    implementation "org.springdoc:springdoc-openapi-starter-webmvc-ui:2.2.0"
    //general PDF

--- a/src/main/java/stirling/software/SPDF/Factories/ReplaceAndInvertColorFactory.java
+++ b/src/main/java/stirling/software/SPDF/Factories/ReplaceAndInvertColorFactory.java
@ -0,0 +1,39 @@
+package stirling.software.SPDF.Factories;
+
+import org.springframework.stereotype.Component;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+import stirling.software.SPDF.utils.misc.CustomColorReplaceStrategy;
+import stirling.software.SPDF.utils.misc.InvertFullColorStrategy;
+import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy;
+
+@Component
+public class ReplaceAndInvertColorFactory {
+
+    public ReplaceAndInvertColorStrategy replaceAndInvert(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvertOption,
+            HighContrastColorCombination highContrastColorCombination,
+            String backGroundColor,
+            String textColor) {
+
+        if (replaceAndInvertOption == ReplaceAndInvert.CUSTOM_COLOR
+                || replaceAndInvertOption == ReplaceAndInvert.HIGH_CONTRAST_COLOR) {
+
+            return new CustomColorReplaceStrategy(
+                    file,
+                    replaceAndInvertOption,
+                    textColor,
+                    backGroundColor,
+                    highContrastColorCombination);
+
+        } else if (replaceAndInvertOption == ReplaceAndInvert.FULL_INVERSION) {
+
+            return new InvertFullColorStrategy(file, replaceAndInvertOption);
+        }
+
+        return null;
+    }
+}
--- a/src/main/java/stirling/software/SPDF/SPdfApplication.java
+++ b/src/main/java/stirling/software/SPDF/SPdfApplication.java
@ -1,6 +1,7 @@
 package stirling.software.SPDF;

 import java.io.IOException;
+import java.net.ServerSocket;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@ -30,14 +31,36 @@ public class SPdfApplication {
    private static final Logger logger = LoggerFactory.getLogger(SPdfApplication.class);

    @Autowired private Environment env;
-
    @Autowired ApplicationProperties applicationProperties;

    private static String serverPortStatic;

    @Value("${server.port:8080}")
    public void setServerPortStatic(String port) {
-        SPdfApplication.serverPortStatic = port;
+        if (port.equalsIgnoreCase("auto")) {
+            // Use Spring Boot's automatic port assignment (server.port=0)
+            SPdfApplication.serverPortStatic =
+                    "0"; // This will let Spring Boot assign an available port
+        } else {
+            SPdfApplication.serverPortStatic = port;
+        }
+    }
+
+    // Optionally keep this method if you want to provide a manual port-incrementation fallback.
+    private static String findAvailablePort(int startPort) {
+        int port = startPort;
+        while (!isPortAvailable(port)) {
+            port++;
+        }
+        return String.valueOf(port);
+    }
+
+    private static boolean isPortAvailable(int port) {
+        try (ServerSocket socket = new ServerSocket(port)) {
+            return true;
+        } catch (IOException e) {
+            return false;
+        }
    }

    @PostConstruct
@ -47,13 +70,17 @@ public class SPdfApplication {
        boolean browserOpen = browserOpenEnv != null && "true".equalsIgnoreCase(browserOpenEnv);
        if (browserOpen) {
            try {
-                String url = "http://localhost:" + getNonStaticPort();
+                String url = "http://localhost:" + getStaticPort();

                String os = System.getProperty("os.name").toLowerCase();
                Runtime rt = Runtime.getRuntime();
                if (os.contains("win")) {
                    // For Windows
                    SystemCommand.runCommand(rt, "rundll32 url.dll,FileProtocolHandler " + url);
+                } else if (os.contains("mac")) {
+                    rt.exec("open " + url);
+                } else if (os.contains("nix") || os.contains("nux")) {
+                    rt.exec("xdg-open " + url);
                }
            } catch (Exception e) {
                logger.error("Error opening browser: {}", e.getMessage());
@ -69,15 +96,13 @@ public class SPdfApplication {
        app.addInitializers(new ConfigInitializer());
        Map<String, String> propertyFiles = new HashMap<>();

-        // stirling pdf settings file
+        // External config files
        if (Files.exists(Paths.get("configs/settings.yml"))) {
            propertyFiles.put("spring.config.additional-location", "file:configs/settings.yml");
        } else {
-            logger.warn(
-                    "External configuration file 'configs/settings.yml' does not exist. Using default configuration and environment configuration instead.");
+            logger.warn("External configuration file 'configs/settings.yml' does not exist.");
        }

-        // custom javs settings file
        if (Files.exists(Paths.get("configs/custom_settings.yml"))) {
            String existingLocation =
                    propertyFiles.getOrDefault("spring.config.additional-location", "");
@ -100,19 +125,14 @@ public class SPdfApplication {

        app.run(args);

-        try {
-            Thread.sleep(1000);
-        } catch (InterruptedException e) {
-            Thread.currentThread().interrupt();
-            throw new RuntimeException("Thread interrupted while sleeping", e);
-        }
-
+        // Ensure directories are created
        try {
            Files.createDirectories(Path.of("customFiles/static/"));
            Files.createDirectories(Path.of("customFiles/templates/"));
        } catch (Exception e) {
            logger.error("Error creating directories: {}", e.getMessage());
        }
+
        printStartupLogs();
    }

--- a/src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/SplitPdfByChaptersController.java
@ -67,15 +67,6 @@ public class SplitPdfByChaptersController {
        }
        PDDocument sourceDocument = Loader.loadPDF(file.getBytes());

-        // checks if the document is encrypted by an empty user password
-        if (sourceDocument.isEncrypted()) {
-            try {
-                sourceDocument.setAllSecurityToBeRemoved(true);
-                logger.info("Removing security from the source document ");
-            } catch (Exception e) {
-                logger.warn("Cannot decrypt the pdf");
-            }
-        }
        PDDocumentOutline outline = sourceDocument.getDocumentCatalog().getDocumentOutline();

        if (outline == null) {
--- a/src/main/java/stirling/software/SPDF/controller/api/misc/ReplaceAndInvertColorController.java
+++ b/src/main/java/stirling/software/SPDF/controller/api/misc/ReplaceAndInvertColorController.java
@ -0,0 +1,55 @@
+package stirling.software.SPDF.controller.api.misc;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import io.swagger.v3.oas.annotations.Operation;
+
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvertColorRequest;
+import stirling.software.SPDF.service.misc.ReplaceAndInvertColorService;
+
+@RestController
+@RequestMapping("/api/v1/misc")
+public class ReplaceAndInvertColorController {
+
+    private ReplaceAndInvertColorService replaceAndInvertColorService;
+
+    @Autowired
+    public ReplaceAndInvertColorController(
+            ReplaceAndInvertColorService replaceAndInvertColorService) {
+        this.replaceAndInvertColorService = replaceAndInvertColorService;
+    }
+
+    @PostMapping(consumes = "multipart/form-data", value = "/replace-invert-pdf")
+    @Operation(
+            summary = "Replace-Invert Color PDF",
+            description =
+                    "This endpoint accepts a PDF file and option of invert all colors or replace text and background colors. Input:PDF Output:PDF Type:SISO")
+    public ResponseEntity<InputStreamResource> replaceAndInvertColor(
+            @ModelAttribute ReplaceAndInvertColorRequest replaceAndInvertColorRequest)
+            throws IOException {
+
+        InputStreamResource resource =
+                replaceAndInvertColorService.replaceAndInvertColor(
+                        replaceAndInvertColorRequest.getFileInput(),
+                        replaceAndInvertColorRequest.getReplaceAndInvertOption(),
+                        replaceAndInvertColorRequest.getHighContrastColorCombination(),
+                        replaceAndInvertColorRequest.getBackGroundColor(),
+                        replaceAndInvertColorRequest.getTextColor());
+
+        // Return the modified PDF as a downloadable file
+        return ResponseEntity.ok()
+                .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=inverted.pdf")
+                .contentType(MediaType.APPLICATION_PDF)
+                .body(resource);
+    }
+}
--- a/src/main/java/stirling/software/SPDF/controller/web/ConverterWebController.java
+++ b/src/main/java/stirling/software/SPDF/controller/web/ConverterWebController.java
@ -15,7 +15,7 @@ import stirling.software.SPDF.utils.CheckProgramInstall;
@Tag(name = "Convert", description = "Convert APIs")
 public class ConverterWebController {

-    @ConditionalOnExpression("#{bookAndHtmlFormatsInstalled}")
+    @ConditionalOnExpression("${bookAndHtmlFormatsInstalled}")
    @GetMapping("/book-to-pdf")
    @Hidden
    public String convertBookToPdfForm(Model model) {
@ -60,7 +60,7 @@ public class ConverterWebController {

    // PDF TO......

-    @ConditionalOnExpression("#{bookAndHtmlFormatsInstalled}")
+    @ConditionalOnExpression("${bookAndHtmlFormatsInstalled}")
    @GetMapping("/pdf-to-book")
    @Hidden
    public String convertPdfToBookForm(Model model) {
--- a/src/main/java/stirling/software/SPDF/controller/web/OtherWebController.java
+++ b/src/main/java/stirling/software/SPDF/controller/web/OtherWebController.java
@ -31,6 +31,13 @@ public class OtherWebController {
        return "misc/compress-pdf";
    }

+    @GetMapping("/replace-and-invert-color-pdf")
+    @Hidden
+    public String replaceAndInvertColorPdfForm(Model model) {
+        model.addAttribute("currentPage", "replace-invert-color-pdf");
+        return "misc/replace-color";
+    }
+
    @GetMapping("/extract-image-scans")
    @Hidden
    public ModelAndView extractImageScansForm() {
--- a/src/main/java/stirling/software/SPDF/model/api/misc/HighContrastColorCombination.java
+++ b/src/main/java/stirling/software/SPDF/model/api/misc/HighContrastColorCombination.java
@ -0,0 +1,8 @@
+package stirling.software.SPDF.model.api.misc;
+
+public enum HighContrastColorCombination {
+    WHITE_TEXT_ON_BLACK,
+    BLACK_TEXT_ON_WHITE,
+    YELLOW_TEXT_ON_BLACK,
+    GREEN_TEXT_ON_BLACK,
+}
--- a/src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvert.java
+++ b/src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvert.java
@ -0,0 +1,7 @@
+package stirling.software.SPDF.model.api.misc;
+
+public enum ReplaceAndInvert {
+    HIGH_CONTRAST_COLOR,
+    CUSTOM_COLOR,
+    FULL_INVERSION,
+}
--- a/src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvertColorRequest.java
+++ b/src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvertColorRequest.java
@ -0,0 +1,40 @@
+package stirling.software.SPDF.model.api.misc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import stirling.software.SPDF.model.api.PDFFile;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class ReplaceAndInvertColorRequest extends PDFFile {
+
+    @Schema(
+            description = "Replace and Invert color options of a pdf.",
+            allowableValues = {"HIGH_CONTRAST_COLOR", "CUSTOM_COLOR", "FULL_INVERSION"})
+    private ReplaceAndInvert replaceAndInvertOption;
+
+    @Schema(
+            description =
+                    "If HIGH_CONTRAST_COLOR option selected, then pick the default color option for text and background.",
+            allowableValues = {
+                "WHITE_TEXT_ON_BLACK",
+                "BLACK_TEXT_ON_WHITE",
+                "YELLOW_TEXT_ON_BLACK",
+                "GREEN_TEXT_ON_BLACK"
+            })
+    private HighContrastColorCombination highContrastColorCombination;
+
+    @Schema(
+            description =
+                    "If CUSTOM_COLOR option selected, then pick the custom color for background. "
+                            + "Expected color value should be 24bit decimal value of a color")
+    private String backGroundColor;
+
+    @Schema(
+            description =
+                    "If CUSTOM_COLOR option selected, then pick the custom color for text. "
+                            + "Expected color value should be 24bit decimal value of a color")
+    private String textColor;
+}
--- a/src/main/java/stirling/software/SPDF/service/CustomPDDocumentFactory.java
+++ b/src/main/java/stirling/software/SPDF/service/CustomPDDocumentFactory.java
@ -7,6 +7,8 @@ import java.io.InputStream;

 import org.apache.pdfbox.Loader;
 import org.apache.pdfbox.pdmodel.PDDocument;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.web.multipart.MultipartFile;
@ -17,6 +19,8 @@ import stirling.software.SPDF.model.api.PDFFile;
@Component
 public class CustomPDDocumentFactory {

+    private static final Logger logger = LoggerFactory.getLogger(CustomPDDocumentFactory.class);
+
    private final PdfMetadataService pdfMetadataService;

    @Autowired
@ -70,6 +74,7 @@ public class CustomPDDocumentFactory {
    public PDDocument load(byte[] input) throws IOException {
        PDDocument document = Loader.loadPDF(input);
        pdfMetadataService.setDefaultMetadata(document);
+        removezeropassword(document);
        return document;
    }

@ -95,5 +100,17 @@ public class CustomPDDocumentFactory {
        return document;
    }

+    private PDDocument removezeropassword(PDDocument document) throws IOException {
+        if (document.isEncrypted()) {
+            try {
+                logger.info("Removing security from the source document");
+                document.setAllSecurityToBeRemoved(true);
+            } catch (Exception e) {
+                logger.warn("Cannot decrypt the pdf");
+            }
+        }
+        return document;
+    }
+
    // Add other load methods as needed, following the same pattern
 }
--- a/src/main/java/stirling/software/SPDF/service/misc/ReplaceAndInvertColorService.java
+++ b/src/main/java/stirling/software/SPDF/service/misc/ReplaceAndInvertColorService.java
@ -0,0 +1,42 @@
+package stirling.software.SPDF.service.misc;
+
+import java.io.IOException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.Factories.ReplaceAndInvertColorFactory;
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy;
+
+@Service
+public class ReplaceAndInvertColorService {
+    private ReplaceAndInvertColorFactory replaceAndInvertColorFactory;
+
+    @Autowired
+    public ReplaceAndInvertColorService(ReplaceAndInvertColorFactory replaceAndInvertColorFactory) {
+        this.replaceAndInvertColorFactory = replaceAndInvertColorFactory;
+    }
+
+    public InputStreamResource replaceAndInvertColor(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvertOption,
+            HighContrastColorCombination highContrastColorCombination,
+            String backGroundColor,
+            String textColor)
+            throws IOException {
+
+        ReplaceAndInvertColorStrategy replaceColorStrategy =
+                replaceAndInvertColorFactory.replaceAndInvert(
+                        file,
+                        replaceAndInvertOption,
+                        highContrastColorCombination,
+                        backGroundColor,
+                        textColor);
+
+        return replaceColorStrategy.replace();
+    }
+}
--- a/src/main/java/stirling/software/SPDF/utils/misc/CustomColorReplaceStrategy.java
+++ b/src/main/java/stirling/software/SPDF/utils/misc/CustomColorReplaceStrategy.java
@ -0,0 +1,163 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.PDPageTree;
+import org.apache.pdfbox.pdmodel.font.*;
+import org.apache.pdfbox.text.TextPosition;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class CustomColorReplaceStrategy extends ReplaceAndInvertColorStrategy {
+
+    private String textColor;
+    private String backgroundColor;
+    private HighContrastColorCombination highContrastColorCombination;
+
+    public CustomColorReplaceStrategy(
+            MultipartFile file,
+            ReplaceAndInvert replaceAndInvert,
+            String textColor,
+            String backgroundColor,
+            HighContrastColorCombination highContrastColorCombination) {
+        super(file, replaceAndInvert);
+        this.textColor = textColor;
+        this.backgroundColor = backgroundColor;
+        this.highContrastColorCombination = highContrastColorCombination;
+    }
+
+    @Override
+    public InputStreamResource replace() throws IOException {
+
+        // If ReplaceAndInvert is HighContrastColor option, then get the colors of text and
+        // background from static
+        if (replaceAndInvert == ReplaceAndInvert.HIGH_CONTRAST_COLOR) {
+            String[] colors =
+                    HighContrastColorReplaceDecider.getColors(
+                            replaceAndInvert, highContrastColorCombination);
+            this.textColor = colors[0];
+            this.backgroundColor = colors[1];
+        }
+
+        // Create a temporary file, with the original filename from the multipart file
+        File file = File.createTempFile("temp", getFileInput().getOriginalFilename());
+
+        // Transfer the content of the multipart file to the file
+        getFileInput().transferTo(file);
+
+        try (PDDocument document = Loader.loadPDF(file)) {
+
+            PDPageTree pages = document.getPages();
+
+            for (PDPage page : pages) {
+
+                PdfTextStripperCustom pdfTextStripperCustom = new PdfTextStripperCustom();
+                // Get text positions
+                List<List<TextPosition>> charactersByArticle =
+                        pdfTextStripperCustom.processPageCustom(page);
+
+                // Begin a new content stream
+                PDPageContentStream contentStream =
+                        new PDPageContentStream(
+                                document, page, PDPageContentStream.AppendMode.APPEND, true, true);
+
+                // Set the new text color
+                contentStream.setNonStrokingColor(Color.decode(this.textColor));
+
+                // Draw the text with the new color
+                for (List<TextPosition> textPositions : charactersByArticle) {
+                    for (TextPosition text : textPositions) {
+                        // Move to the text position
+                        contentStream.beginText();
+                        contentStream.newLineAtOffset(
+                                text.getX(), page.getMediaBox().getHeight() - text.getY());
+                        PDFont font = null;
+                        String unicodeText = text.getUnicode();
+                        try {
+                            font = PDFontFactory.createFont(text.getFont().getCOSObject());
+                        } catch (IOException io) {
+                            System.out.println("Primary font not found, using fallback font.");
+                            font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
+                        }
+                        // if a character is not supported by font, then look for supported font
+                        try {
+                            byte[] bytes = font.encode(unicodeText);
+                        } catch (IOException io) {
+                            System.out.println("text could not be encoded ");
+                            font = checkSupportedFontForCharacter(unicodeText);
+                        } catch (IllegalArgumentException ie) {
+                            System.out.println("text not supported by font ");
+                            font = checkSupportedFontForCharacter(unicodeText);
+                        } finally {
+                            // if any other font is not supported, then replace default character *
+                            if (font == null) {
+                                font = new PDType1Font(Standard14Fonts.FontName.HELVETICA);
+                                unicodeText = "*";
+                            }
+                        }
+                        contentStream.setFont(font, text.getFontSize());
+                        contentStream.showText(unicodeText);
+                        contentStream.endText();
+                    }
+                }
+                // Close the content stream
+                contentStream.close();
+                // Use a content stream to overlay the background color
+                try (PDPageContentStream contentStreamBg =
+                        new PDPageContentStream(
+                                document,
+                                page,
+                                PDPageContentStream.AppendMode.PREPEND,
+                                true,
+                                true)) {
+                    // Set background color (e.g., light yellow)
+                    contentStreamBg.setNonStrokingColor(Color.decode(this.backgroundColor));
+                    contentStreamBg.addRect(
+                            0, 0, page.getMediaBox().getWidth(), page.getMediaBox().getHeight());
+                    contentStreamBg.fill();
+                }
+            }
+            // Save the modified PDF to a ByteArrayOutputStream
+            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+            document.save(byteArrayOutputStream);
+            document.close();
+
+            // Prepare the modified PDF for download
+            ByteArrayInputStream inputStream =
+                    new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+            InputStreamResource resource = new InputStreamResource(inputStream);
+            return resource;
+        }
+    }
+
+    private PDFont checkSupportedFontForCharacter(String unicodeText) {
+
+        Set<String> fonts = Standard14Fonts.getNames();
+        for (String font : fonts) {
+            Standard14Fonts.FontName fontName = Standard14Fonts.getMappedFontName(font);
+            PDFont currentFont = new PDType1Font(fontName);
+            try {
+                byte[] bytes = currentFont.encode(unicodeText);
+                return currentFont;
+            } catch (IOException io) {
+                System.out.println("text could not be encoded ");
+            } catch (IllegalArgumentException ie) {
+                System.out.println("text not supported by font ");
+            }
+        }
+        return null;
+    }
+}
--- a/src/main/java/stirling/software/SPDF/utils/misc/HighContrastColorReplaceDecider.java
+++ b/src/main/java/stirling/software/SPDF/utils/misc/HighContrastColorReplaceDecider.java
@ -0,0 +1,30 @@
+package stirling.software.SPDF.utils.misc;
+
+import stirling.software.SPDF.model.api.misc.HighContrastColorCombination;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class HighContrastColorReplaceDecider {
+
+    // To decide the text and background colors for High contrast color option for replace-invert
+    // color feature
+    public static String[] getColors(
+            ReplaceAndInvert replaceAndInvert,
+            HighContrastColorCombination highContrastColorCombination) {
+
+        if (highContrastColorCombination == HighContrastColorCombination.BLACK_TEXT_ON_WHITE) {
+            return new String[] {"0", "16777215"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.GREEN_TEXT_ON_BLACK) {
+            return new String[] {"65280", "0"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.WHITE_TEXT_ON_BLACK) {
+            return new String[] {"16777215", "0"};
+        } else if (highContrastColorCombination
+                == HighContrastColorCombination.YELLOW_TEXT_ON_BLACK) {
+
+            return new String[] {"16776960", "0"};
+        }
+
+        return null;
+    }
+}
--- a/src/main/java/stirling/software/SPDF/utils/misc/InvertFullColorStrategy.java
+++ b/src/main/java/stirling/software/SPDF/utils/misc/InvertFullColorStrategy.java
@ -0,0 +1,104 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+
+import javax.imageio.ImageIO;
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
+import org.apache.pdfbox.rendering.PDFRenderer;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+public class InvertFullColorStrategy extends ReplaceAndInvertColorStrategy {
+
+    public InvertFullColorStrategy(MultipartFile file, ReplaceAndInvert replaceAndInvert) {
+        super(file, replaceAndInvert);
+    }
+
+    @Override
+    public InputStreamResource replace() throws IOException {
+
+        // Create a temporary file, with the original filename from the multipart file
+        File file = File.createTempFile("temp", getFileInput().getOriginalFilename());
+
+        // Transfer the content of the multipart file to the file
+        getFileInput().transferTo(file);
+
+        // Load the uploaded PDF
+        PDDocument document = Loader.loadPDF(file);
+
+        // Render each page and invert colors
+        PDFRenderer pdfRenderer = new PDFRenderer(document);
+        for (int page = 0; page < document.getNumberOfPages(); page++) {
+            BufferedImage image =
+                    pdfRenderer.renderImageWithDPI(page, 300); // Render page at 300 DPI
+
+            // Invert the colors
+            invertImageColors(image);
+
+            // Create a new PDPage from the inverted image
+            PDPage pdPage = document.getPage(page);
+            PDImageXObject pdImage =
+                    PDImageXObject.createFromFileByContent(
+                            convertToBufferedImageTpFile(image), document);
+
+            PDPageContentStream contentStream =
+                    new PDPageContentStream(
+                            document, pdPage, PDPageContentStream.AppendMode.OVERWRITE, true);
+            contentStream.drawImage(
+                    pdImage,
+                    0,
+                    0,
+                    pdPage.getMediaBox().getWidth(),
+                    pdPage.getMediaBox().getHeight());
+            contentStream.close();
+        }
+
+        // Save the modified PDF to a ByteArrayOutputStream
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        document.save(byteArrayOutputStream);
+        document.close();
+
+        // Prepare the modified PDF for download
+        ByteArrayInputStream inputStream =
+                new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
+        InputStreamResource resource = new InputStreamResource(inputStream);
+        return resource;
+    }
+
+    // Method to invert image colors
+    private void invertImageColors(BufferedImage image) {
+        int width = image.getWidth();
+        int height = image.getHeight();
+        for (int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                int rgba = image.getRGB(x, y);
+                Color color = new Color(rgba, true);
+                Color invertedColor =
+                        new Color(
+                                255 - color.getRed(),
+                                255 - color.getGreen(),
+                                255 - color.getBlue());
+                image.setRGB(x, y, invertedColor.getRGB());
+            }
+        }
+    }
+
+    // Helper method to convert BufferedImage to InputStream
+    private File convertToBufferedImageTpFile(BufferedImage image) throws IOException {
+        File file = new File("image.png");
+        ImageIO.write(image, "png", file);
+        return file;
+    }
+}
--- a/src/main/java/stirling/software/SPDF/utils/misc/PdfTextStripperCustom.java
+++ b/src/main/java/stirling/software/SPDF/utils/misc/PdfTextStripperCustom.java
@ -0,0 +1,36 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.awt.geom.Rectangle2D;
+import java.io.IOException;
+import java.util.List;
+
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.text.PDFTextStripperByArea;
+import org.apache.pdfbox.text.TextPosition;
+
+public class PdfTextStripperCustom extends PDFTextStripperByArea {
+
+    /**
+     * Constructor.
+     *
+     * @throws IOException If there is an error loading properties.
+     */
+    public PdfTextStripperCustom() throws IOException {}
+
+    // To process the page text using stripper and returns the TextPosition and its values
+    public List<List<TextPosition>> processPageCustom(PDPage page) throws IOException {
+
+        addRegion(
+                "wholePage",
+                new Rectangle2D.Float(
+                        page.getMediaBox().getLowerLeftX(),
+                        page.getMediaBox().getLowerLeftY(),
+                        page.getMediaBox().getWidth(),
+                        page.getMediaBox().getHeight()));
+        extractRegions(page);
+
+        List<List<TextPosition>> textPositions = getCharactersByArticle();
+
+        return textPositions;
+    }
+}
--- a/src/main/java/stirling/software/SPDF/utils/misc/ReplaceAndInvertColorStrategy.java
+++ b/src/main/java/stirling/software/SPDF/utils/misc/ReplaceAndInvertColorStrategy.java
@ -0,0 +1,24 @@
+package stirling.software.SPDF.utils.misc;
+
+import java.io.IOException;
+
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import lombok.Data;
+import stirling.software.SPDF.model.api.PDFFile;
+import stirling.software.SPDF.model.api.misc.ReplaceAndInvert;
+
+@Data
+// @EqualsAndHashCode(callSuper = true)
+public abstract class ReplaceAndInvertColorStrategy extends PDFFile {
+
+    protected ReplaceAndInvert replaceAndInvert;
+
+    public ReplaceAndInvertColorStrategy(MultipartFile file, ReplaceAndInvert replaceAndInvert) {
+        setFileInput(file);
+        setReplaceAndInvert(replaceAndInvert);
+    }
+
+    public abstract InputStreamResource replace() throws IOException;
+}
--- a/src/main/resources/messages_ar_AR.properties
+++ b/src/main/resources/messages_ar_AR.properties
@ -76,6 +76,8 @@ donate=تبرع
 color=لون
 sponsor=راعٍ
 info=معلومات
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=إزالة الصورة
 home.removeImagePdf.desc=إزالة الصورة من PDF لتقليل حجم الملف
 removeImagePdf.tags=إزالة الصورة,عمليات الصفحة,الخلفية,جانب الخادم

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_bg_BG.properties
+++ b/src/main/resources/messages_bg_BG.properties
@ -76,6 +76,8 @@ donate=Направете дарение
 color=Цвят
 sponsor=Спонсор
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ca_CA.properties
+++ b/src/main/resources/messages_ca_CA.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_cs_CZ.properties
+++ b/src/main/resources/messages_cs_CZ.properties
@ -76,6 +76,8 @@ donate=Přispějte
 color=Barva
 sponsor=Sponzor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_da_DK.properties
+++ b/src/main/resources/messages_da_DK.properties
@ -76,6 +76,8 @@ donate=Donér
 color=Farve
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Fjern billede
 home.removeImagePdf.desc=Fjern billede fra PDF for at reducere filstørrelse
 removeImagePdf.tags=Fjern Billede,Sideoperationer,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_de_DE.properties
+++ b/src/main/resources/messages_de_DE.properties
@ -76,6 +76,8 @@ donate=Spenden
 color=Farbe
 sponsor=Sponsor
 info=Informationen
+page=Page
+pages=Pages

 legal.privacy=Datenschutz
 legal.terms=AGB
@ -480,6 +482,26 @@ home.removeImagePdf.title=Bild entfernen
 home.removeImagePdf.desc=Bild aus PDF entfernen, um die Dateigröße zu verringern
 removeImagePdf.tags=bild entfernen,seitenoperationen,back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_el_GR.properties
+++ b/src/main/resources/messages_el_GR.properties
@ -76,6 +76,8 @@ donate=Δωρισε
 color=Χρώμα
 sponsor=Yποστηρικτής
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_en_GB.properties
+++ b/src/main/resources/messages_en_GB.properties
@ -77,6 +77,8 @@ color=Color
 sponsor=Sponsor
 info=Info
 pro=Pro
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -500,10 +502,32 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+
 home.splitPdfByChapters.title=Split PDF by Chapters
 home.splitPdfByChapters.desc=Split a PDF into multiple files based on its chapter structure.
 splitPdfByChapters.tags=split,chapters,bookmarks,organize

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+
+
 ###########################
 #                         #
 #       WEB PAGES         #
--- a/src/main/resources/messages_en_US.properties
+++ b/src/main/resources/messages_en_US.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_es_ES.properties
+++ b/src/main/resources/messages_es_ES.properties
@ -76,6 +76,8 @@ donate=Donar
 color=Color
 sponsor=Patrocinador
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Eliminar imagen
 home.removeImagePdf.desc=Eliminar imagen del PDF> para reducir el tamaño de archivo
 removeImagePdf.tags=Eliminar imagen,Operaciones de página,Back end,lado del servidor

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_eu_ES.properties
+++ b/src/main/resources/messages_eu_ES.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_fr_FR.properties
+++ b/src/main/resources/messages_fr_FR.properties
@ -76,6 +76,8 @@ donate=Faire un don
 color=Couleur
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ga_IE.properties
+++ b/src/main/resources/messages_ga_IE.properties
@ -76,6 +76,8 @@ donate=Síntiúis
 color=Dath
 sponsor=Urraitheoir
 info=Eolas
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_hi_IN.properties
+++ b/src/main/resources/messages_hi_IN.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=पृष्ठ
+pages=पृष्ठों

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_hr_HR.properties
+++ b/src/main/resources/messages_hr_HR.properties
@ -76,6 +76,8 @@ donate=Doniraj
 color=Boja
 sponsor=Sponzor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_hu_HU.properties
+++ b/src/main/resources/messages_hu_HU.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_id_ID.properties
+++ b/src/main/resources/messages_id_ID.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_it_IT.properties
+++ b/src/main/resources/messages_it_IT.properties
@ -76,6 +76,8 @@ donate=Donazione
 color=Colore
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Informativa sulla privacy
 legal.terms=Termini e Condizioni
@ -480,6 +482,26 @@ home.removeImagePdf.title=Rimuovi immagine
 home.removeImagePdf.desc=Rimuovi le immagini dal PDF per ridurre la dimensione del file
 removeImagePdf.tags=Rimuovi immagine,operazioni sulla pagina,back-end,lato server

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ja_JP.properties
+++ b/src/main/resources/messages_ja_JP.properties
@ -76,6 +76,8 @@ donate=寄付する
 color=色
 sponsor=スポンサー
 info=Info
+page=Page
+pages=Pages

 legal.privacy=プライバシーポリシー
 legal.terms=利用規約
@ -480,6 +482,26 @@ home.removeImagePdf.title=画像の削除
 home.removeImagePdf.desc=PDFから画像を削除してファイルサイズを小さくします
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ko_KR.properties
+++ b/src/main/resources/messages_ko_KR.properties
@ -76,6 +76,8 @@ donate=기부하기
 color=색상
 sponsor=스폰서
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_nl_NL.properties
+++ b/src/main/resources/messages_nl_NL.properties
@ -76,6 +76,8 @@ donate=Doneer
 color=Kleur
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_no_NB.properties
+++ b/src/main/resources/messages_no_NB.properties
@ -76,6 +76,8 @@ donate=Doner
 color=Farge
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_pl_PL.properties
+++ b/src/main/resources/messages_pl_PL.properties
@ -76,6 +76,8 @@ donate=Podaruj
 color=kolor
 sponsor=sponsor
 info=informacje
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_pt_BR.properties
+++ b/src/main/resources/messages_pt_BR.properties
@ -76,6 +76,8 @@ donate=Doar
 color=Cor
 sponsor=Patrocine
 info=Informações
+page=Page
+pages=Pages

 legal.privacy=Política de Privacidade
 legal.terms=Termos e Condições
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remover imagem
 home.removeImagePdf.desc=Remova a imagem do PDF para reduzir o tamanho do arquivo
 removeImagePdf.tags=Remover imagem,operações de página,back-end,lado do servidor

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_pt_PT.properties
+++ b/src/main/resources/messages_pt_PT.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ro_RO.properties
+++ b/src/main/resources/messages_ro_RO.properties
@ -76,6 +76,8 @@ donate=Donează
 color=Culoare
 sponsor=Sponsor
 info=Informații
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Elimină imagine
 home.removeImagePdf.desc=Elimină imaginea din PDF pentru a reduce dimensiunea fișierului
 removeImagePdf.tags=Elimină Imagine,Operații pagină,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_ru_RU.properties
+++ b/src/main/resources/messages_ru_RU.properties
@ -76,6 +76,8 @@ donate=Пожертвовать
 color=Цвет
 sponsor=Спонсор
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_sk_SK.properties
+++ b/src/main/resources/messages_sk_SK.properties
@ -76,6 +76,8 @@ donate=Darovať
 color=Farba
 sponsor=Sponzorovať
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_sr_LATN_RS.properties
+++ b/src/main/resources/messages_sr_LATN_RS.properties
@ -76,6 +76,8 @@ donate=Donate
 color=Color
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_sv_SE.properties
+++ b/src/main/resources/messages_sv_SE.properties
@ -76,6 +76,8 @@ donate=Donera
 color=Färg
 sponsor=Sponsor
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Ta bort bild
 home.removeImagePdf.desc=Ta bort bild från PDF för att minska filstorlek
 removeImagePdf.tags=Ta bort bild,Sidoperationer,Backend,serversida

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_th_TH.properties
+++ b/src/main/resources/messages_th_TH.properties
@ -76,6 +76,8 @@ donate=บริจาค
 color=สี
 sponsor=ผู้สนับสนุน
 info=ข้อมูล
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_tr_TR.properties
+++ b/src/main/resources/messages_tr_TR.properties
@ -3,8 +3,8 @@
 ###########
 # the direction that the language is written (ltr = left to right, rtl = right to left)
 language.direction=ltr
-addPageNumbers.fontSize=Font Size
-addPageNumbers.fontName=Font Name
+addPageNumbers.fontSize=Font Büyüklüğü
+addPageNumbers.fontName=Font İsmi
 pdfPrompt=PDF(leri) seçin
 multiPdfPrompt=PDFleri seçin (2+)
 multiPdfDropPrompt=Tüm gerekli PDF'leri seçin (ya da sürükleyip bırakın)
@ -56,12 +56,12 @@ userNotFoundMessage=Kullanıcı bulunamadı.
 incorrectPasswordMessage=Mevcut şifre yanlış.
 usernameExistsMessage=Yeni Kullanıcı Adı zaten var.
 invalidUsernameMessage=Geçersiz kullanıcı adı, kullanıcı adı yalnızca harf, rakam ve aşağıdaki özel karakterleri @._+- içerebilir veya geçerli bir e-posta adresi olmalıdır.
-invalidPasswordMessage=The password must not be empty and must not have spaces at the beginning or end.
+invalidPasswordMessage=Şifre boş olmamalı ve başında veya sonunda boşluk bulunmamalıdır.
 confirmPasswordErrorMessage=Yeni Şifre ve Yeni Şifreyi Onayla eşleşmelidir.
 deleteCurrentUserMessage=Şu anda oturum açmış olan kullanıcı silinemiyor.
 deleteUsernameExistsMessage=Kullanıcı adı mevcut değil ve silinemez.
 downgradeCurrentUserMessage=Mevcut kullanıcının rolü düşürülemiyor
-disabledCurrentUserMessage=The current user cannot be disabled
+disabledCurrentUserMessage=Mevcut kullanıcı devre dışı bırakılamaz
 downgradeCurrentUserLongMessage=Mevcut kullanıcının rolü düşürülemiyor. Bu nedenle, mevcut kullanıcı gösterilmeyecektir.
 userAlreadyExistsOAuthMessage=Kullanıcı zaten bir OAuth2 kullanıcısı olarak mevcut.
 userAlreadyExistsWebMessage=Kullanıcı zaten bir web kullanıcısı olarak mevcut.
@ -76,18 +76,20 @@ donate=Bağış Yapın
 color=Renk
 sponsor=Bağış
 info=Bilgi
+page=Page
+pages=Pages

-legal.privacy=Privacy Policy
-legal.terms=Terms and Conditions
-legal.accessibility=Accessibility
-legal.cookie=Cookie Policy
-legal.impressum=Impressum
+legal.privacy=Gizlilik Politikası
+legal.terms=Şartlar ve koşullar
+legal.accessibility=Erişilebilirlik
+legal.cookie=Çerez Politikası
+legal.impressum=Hakkımızda

 ###############
 #   Pipeline  #
 ###############
 pipeline.header=Çoklu İşlemler Menü (Beta)
-pipeline.uploadButton=Upload edin
+pipeline.uploadButton=Yükle
 pipeline.configureButton=Yapılandır
 pipeline.defaultOption=Özel
 pipeline.submitButton=Gönder
@ -184,7 +186,7 @@ adminUserSettings.user=Kullanıcı
 adminUserSettings.addUser=Yeni Kullanıcı Ekle
 adminUserSettings.deleteUser=Kullanıcı Sil
 adminUserSettings.confirmDeleteUser=Kullanıcı silinsin mi?
-adminUserSettings.confirmChangeUserStatus=Should the user be disabled/enabled?
+adminUserSettings.confirmChangeUserStatus=Kullanıcı devre dışı bırakılmalı/aktifleştirilmeli mi ?
 adminUserSettings.usernameInfo=Kullanıcı adı yalnızca harf, rakam ve aşağıdaki özel karakterleri @._+- içerebilir veya geçerli bir e-posta adresi olmalıdır.
 adminUserSettings.roles=Roller
 adminUserSettings.role=Rol
@ -198,13 +200,13 @@ adminUserSettings.forceChange=Kullanıcının girişte kullanıcı adı/şifre d
 adminUserSettings.submit=Kullanıcıyı Kaydet
 adminUserSettings.changeUserRole=Kullanıcı rolünü değiştir
 adminUserSettings.authenticated=Onaylandı
-adminUserSettings.editOwnProfil=Edit own profile
-adminUserSettings.enabledUser=enabled user
-adminUserSettings.disabledUser=disabled user
-adminUserSettings.activeUsers=Active Users:
-adminUserSettings.disabledUsers=Disabled Users:
-adminUserSettings.totalUsers=Total Users:
-adminUserSettings.lastRequest=Last Request
+adminUserSettings.editOwnProfil=Profili düzenle
+adminUserSettings.enabledUser=aktif kullanıcı
+adminUserSettings.disabledUser=devre dışı kullanıcı
+adminUserSettings.activeUsers=Aktif Kullanıcılar:
+adminUserSettings.disabledUsers=Devre Dışı Kullanıcılar:
+adminUserSettings.totalUsers=Toplam Kullanıcılar:
+adminUserSettings.lastRequest=Son İstek


 database.title=Veri Tabanını İçe/Dışa Aktar
@ -476,9 +478,29 @@ home.BookToPDF.title=Kitaptan PDF'ye
 home.BookToPDF.desc=calibre kullanarak Kitap/Karikatür formatlarını PDF'ye dönüştürür
 BookToPDF.tags=Kitap,Çizgi Roman,Calibre,Dönüştür,manga,amazon,kindle,epub,mobi,azw3,docx,rtf,txt,html,lit,fb2,pdb,lrf

-home.removeImagePdf.title=Remove image
-home.removeImagePdf.desc=Remove image from PDF to reduce file size
-removeImagePdf.tags=Remove Image,Page operations,Back end,server side
+home.removeImagePdf.title=Resmi kaldır
+home.removeImagePdf.desc=Dosya boyutunu küçültmek için PDF'den resmi kaldırın
+removeImagePdf.tags=Resmi Kaldır,Sayfa İşlemleri,Arka uç,sunucu tarafı
+
+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+


 ###########################
@ -496,14 +518,14 @@ login.locked=Hesabınız kilitlendi.
 login.signinTitle=Lütfen giriş yapınız.
 login.ssoSignIn=Tek Oturum Açma ile Giriş Yap
 login.oauth2AutoCreateDisabled=OAUTH2 Otomatik Oluşturma Kullanıcı Devre Dışı Bırakıldı
-login.oauth2AdminBlockedUser=Registration or logging in of non-registered users is currently blocked. Please contact the administrator.
+login.oauth2AdminBlockedUser=Kayıtlı olmayan kullanıcıların kayıt veya giriş yapması şu anda engellenmiştir. Lütfen yöneticiyle iletişime geçin.
 login.oauth2RequestNotFound=Yetkilendirme isteği bulunamadı
 login.oauth2InvalidUserInfoResponse=Geçersiz Kullanıcı Bilgisi Yanıtı
 login.oauth2invalidRequest=Geçersiz İstek
 login.oauth2AccessDenied=Erişim Reddedildi
 login.oauth2InvalidTokenResponse=Geçersiz Belirteç Yanıtı
 login.oauth2InvalidIdToken=Geçersiz Kimlik Belirteci
-login.userIsDisabled=User is deactivated, login is currently blocked with this username. Please contact the administrator.
+login.userIsDisabled=Kullanıcı devre dışı bırakıldı, şu anda bu kullanıcı adıyla giriş engellendi. Lütfen yöneticiyle iletişime geçin.


 #auto-redact
@ -781,7 +803,7 @@ ScannerImageSplit.selectText.7=Minimum Kontur Alanı:
 ScannerImageSplit.selectText.8=Bir fotoğraf için minimum kontur alanı eşiğini ayarlar
 ScannerImageSplit.selectText.9=Kenar Boyutu:
 ScannerImageSplit.selectText.10=Çıktıda beyaz kenarların önlenmesi için eklenen ve kaldırılan kenarın boyutunu ayarlar (varsayılan: 1).
-ScannerImageSplit.info=Python is not installed. It is required to run.
+ScannerImageSplit.info=Python kurulu değil. Çalışması için gereklidir.


 #OCR
@ -808,7 +830,7 @@ ocr.submit=PDF'i OCR(Metin Tanıma) ile İşle
 extractImages.title=Resimleri Çıkar
 extractImages.header=Resimleri Çıkar
 extractImages.selectText=Çıkarılan resimleri dönüştürmek için resim formatını seçin
-extractImages.allowDuplicates=Save duplicate images
+extractImages.allowDuplicates=Yinelenen görselleri kaydet
 extractImages.submit=Çıkar


@ -933,7 +955,7 @@ pdfToImage.color=Renk
 pdfToImage.grey=Gri tonlama
 pdfToImage.blackwhite=Siyah ve Beyaz (Veri kaybolabilir!)
 pdfToImage.submit=Dönüştür
-pdfToImage.info=Python is not installed. Required for WebP conversion.
+pdfToImage.info=Python kurulu değil. WebP dönüşümü için gereklidir.


 #addPassword
@ -970,7 +992,7 @@ watermark.selectText.6=yükseklikBoşluk (Dikeyde her filigran arasında boşluk
 watermark.selectText.7=Opaklık (0% - 100%):
 watermark.selectText.8=Filigran Türü:
 watermark.selectText.9=Filigran Resmi:
-watermark.selectText.10=Convert PDF to PDF-Image
+watermark.selectText.10=PDF'yi PDF-Resim'e Dönüştür
 watermark.submit=Filigran Ekle
 watermark.type.1=Metin
 watermark.type.2=Resim
@ -1027,7 +1049,7 @@ pdfToPDFA.credit=Bu hizmet PDF/A dönüşümü için ghostscript kullanır
 pdfToPDFA.submit=Dönüştür
 pdfToPDFA.tip=Şu anda aynı anda birden fazla giriş için çalışmıyor
 pdfToPDFA.outputFormat=Çıkış formatı
-pdfToPDFA.pdfWithDigitalSignature=The PDF contains a digital signature. This will be removed in the next step.
+pdfToPDFA.pdfWithDigitalSignature=PDF dijital imza içeriyor. Bu bir sonraki adımda kaldırılacak.


 #PDFToWord
@ -1153,7 +1175,7 @@ error.discordSubmit=Discord - Destek gönderisi gönderin


 #remove-image
-removeImage.title=Remove image
-removeImage.header=Remove image
-removeImage.removeImage=Remove image
-removeImage.submit=Remove image
+removeImage.title=Resmi kaldır
+removeImage.header=Resmi kaldır
+removeImage.removeImage=Resmi kaldır
+removeImage.submit=Resmi kaldır
--- a/src/main/resources/messages_uk_UA.properties
+++ b/src/main/resources/messages_uk_UA.properties
@ -76,6 +76,8 @@ donate=Задонатити
 color=Колір
 sponsor=Спонсор
 info=Інформація
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_vi_VN.properties
+++ b/src/main/resources/messages_vi_VN.properties
@ -76,6 +76,8 @@ donate=Ủng hộ
 color=Màu sắc
 sponsor=Nhà tài trợ
 info=Thông tin
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_zh_CN.properties
+++ b/src/main/resources/messages_zh_CN.properties
@ -76,6 +76,8 @@ donate=捐款
 color=颜色
 sponsor=赞助
 info=信息
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=删除图像
 home.removeImagePdf.desc=删除图像减少PDF大小
 removeImagePdf.tags=删除图像, 页面操作, 后端, 服务端

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/messages_zh_TW.properties
+++ b/src/main/resources/messages_zh_TW.properties
@ -76,6 +76,8 @@ donate=捐贈
 color=顏色
 sponsor=贊助
 info=Info
+page=Page
+pages=Pages

 legal.privacy=Privacy Policy
 legal.terms=Terms and Conditions
@ -480,6 +482,26 @@ home.removeImagePdf.title=Remove image
 home.removeImagePdf.desc=Remove image from PDF to reduce file size
 removeImagePdf.tags=Remove Image,Page operations,Back end,server side

+#replace-invert-color
+replace-color.title=Replace-Invert-Color
+replace-color.header=Replace-Invert Color PDF
+home.replaceColorPdf.title=Replace and Invert Color
+home.replaceColorPdf.desc=Replace color for text and background in PDF and invert full color of pdf to reduce file size
+replaceColorPdf.tags=Replace Color,Page operations,Back end,server side
+replace-color.selectText.1=Replace or Invert color Options
+replace-color.selectText.2=Default(Default high contrast colors)
+replace-color.selectText.3=Custom(Customized colors)
+replace-color.selectText.4=Full-Invert(Invert all colors)
+replace-color.selectText.5=High contrast color options
+replace-color.selectText.6=white text on black background
+replace-color.selectText.7=Black text on white background
+replace-color.selectText.8=Yellow text on black background
+replace-color.selectText.9=Green text on black background
+replace-color.selectText.10=Choose text Color
+replace-color.selectText.11=Choose background Color
+replace-color.submit=Replace
+
+

 ###########################
 #                         #
--- a/src/main/resources/static/3rdPartyLicenses.json
+++ b/src/main/resources/static/3rdPartyLicenses.json
@ -3,14 +3,14 @@
        {
            "moduleName": "ch.qos.logback:logback-classic",
            "moduleUrl": "http://www.qos.ch",
-            "moduleVersion": "1.5.7",
+            "moduleVersion": "1.5.8",
            "moduleLicense": "GNU Lesser General Public License",
            "moduleLicenseUrl": "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html"
        },
        {
            "moduleName": "ch.qos.logback:logback-core",
            "moduleUrl": "http://www.qos.ch",
-            "moduleVersion": "1.5.7",
+            "moduleVersion": "1.5.8",
            "moduleLicense": "GNU Lesser General Public License",
            "moduleLicenseUrl": "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html"
        },
@ -258,7 +258,7 @@
        {
            "moduleName": "commons-io:commons-io",
            "moduleUrl": "https://commons.apache.org/proper/commons-io/",
-            "moduleVersion": "2.16.1",
+            "moduleVersion": "2.17.0",
            "moduleLicense": "Apache-2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0.txt"
        },
@ -279,7 +279,7 @@
        {
            "moduleName": "io.micrometer:micrometer-commons",
            "moduleUrl": "https://github.com/micrometer-metrics/micrometer",
-            "moduleVersion": "1.13.3",
+            "moduleVersion": "1.13.4",
            "moduleLicense": "The Apache Software License, Version 2.0",
            "moduleLicenseUrl": "http://www.apache.org/licenses/LICENSE-2.0.txt"
        },
@ -293,14 +293,14 @@
        {
            "moduleName": "io.micrometer:micrometer-jakarta9",
            "moduleUrl": "https://github.com/micrometer-metrics/micrometer",
-            "moduleVersion": "1.13.3",
+            "moduleVersion": "1.13.4",
            "moduleLicense": "The Apache Software License, Version 2.0",
            "moduleLicenseUrl": "http://www.apache.org/licenses/LICENSE-2.0.txt"
        },
        {
            "moduleName": "io.micrometer:micrometer-observation",
            "moduleUrl": "https://github.com/micrometer-metrics/micrometer",
-            "moduleVersion": "1.13.3",
+            "moduleVersion": "1.13.4",
            "moduleLicense": "The Apache Software License, Version 2.0",
            "moduleLicenseUrl": "http://www.apache.org/licenses/LICENSE-2.0.txt"
        },
@ -519,7 +519,7 @@
        {
            "moduleName": "org.apache.tomcat.embed:tomcat-embed-el",
            "moduleUrl": "https://tomcat.apache.org/",
-            "moduleVersion": "10.1.28",
+            "moduleVersion": "10.1.30",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "http://www.apache.org/licenses/LICENSE-2.0.txt"
        },
@ -592,183 +592,183 @@
        },
        {
            "moduleName": "org.eclipse.jetty.ee10.websocket:jetty-ee10-websocket-jakarta-client",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10.websocket:jetty-ee10-websocket-jakarta-common",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10.websocket:jetty-ee10-websocket-jakarta-server",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10.websocket:jetty-ee10-websocket-jetty-server",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10.websocket:jetty-ee10-websocket-servlet",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10:jetty-ee10-annotations",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10:jetty-ee10-plus",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10:jetty-ee10-servlet",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10:jetty-ee10-servlets",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.ee10:jetty-ee10-webapp",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.websocket:jetty-websocket-core-client",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.websocket:jetty-websocket-core-common",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.websocket:jetty-websocket-core-server",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.websocket:jetty-websocket-jetty-api",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty.websocket:jetty-websocket-jetty-common",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-alpn-client",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-client",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-ee",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-http",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-io",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-plus",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-security",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-server",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-session",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-util",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
        {
            "moduleName": "org.eclipse.jetty:jetty-xml",
-            "moduleUrl": "https://eclipse.dev/jetty/",
-            "moduleVersion": "12.0.12",
+            "moduleUrl": "https://jetty.org/",
+            "moduleVersion": "12.0.13",
            "moduleLicense": "Eclipse Public License - Version 2.0",
            "moduleLicenseUrl": "https://www.eclipse.org/legal/epl-2.0/"
        },
@ -810,7 +810,7 @@
        {
            "moduleName": "org.hibernate.orm:hibernate-core",
            "moduleUrl": "https://www.hibernate.org/orm/6.5",
-            "moduleVersion": "6.5.2.Final",
+            "moduleVersion": "6.5.3.Final",
            "moduleLicense": "GNU Library General Public License v2.1 or later",
            "moduleLicenseUrl": "https://www.opensource.org/licenses/LGPL-2.1"
        },
@ -884,133 +884,133 @@
        {
            "moduleName": "org.springframework.boot:spring-boot",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-actuator",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-actuator-autoconfigure",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-autoconfigure",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-devtools",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-actuator",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-aop",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-data-jpa",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-jdbc",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-jetty",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-json",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-logging",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-oauth2-client",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-security",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-thymeleaf",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.boot:spring-boot-starter-web",
            "moduleUrl": "https://spring.io/projects/spring-boot",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.data:spring-data-commons",
            "moduleUrl": "https://spring.io/projects/spring-data",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework.data:spring-data-jpa",
            "moduleUrl": "https://projects.spring.io/spring-data-jpa",
-            "moduleVersion": "3.3.3",
+            "moduleVersion": "3.3.4",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
@ -1066,77 +1066,77 @@
        {
            "moduleName": "org.springframework:spring-aop",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-aspects",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-beans",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-context",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-core",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-expression",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-jcl",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-jdbc",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-orm",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-tx",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
        {
            "moduleName": "org.springframework:spring-web",
            "moduleUrl": "https://github.com/spring-projects/spring-framework",
-            "moduleVersion": "6.1.12",
+            "moduleVersion": "6.1.13",
            "moduleLicense": "Apache License, Version 2.0",
            "moduleLicenseUrl": "https://www.apache.org/licenses/LICENSE-2.0"
        },
--- a/src/main/resources/static/css/home.css
+++ b/src/main/resources/static/css/home.css
@ -62,12 +62,15 @@
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 3fr));
  gap: 30px 30px;
-  transition: 0.5s all;
  overflow: hidden;
  margin: -20px;
  padding: 20px;
 }

+.feature-group-container.animated-group {
+  transition: 0.5s all;
+}
+
 .feature-group.collapsed>.feature-group-container {
  max-height: 0 !important;
  margin: 0;
--- a/src/main/resources/static/css/navbar.css
+++ b/src/main/resources/static/css/navbar.css
@ -7,8 +7,8 @@
 }

 #navbarSearch.show {
-  max-height: 300px;
-  /* Adjust this to your desired max height */
+  height: auto;
+  /*dynamically changes height*/
 }

 #searchResults .dropdown-item {
@ -136,6 +136,34 @@ span.icon-text::after {
  color: var(--md-sys-color-on-surface-variant);
 }

+.nav-item {
+  position: relative;
+}
+
+.tooltip-text {
+  visibility: hidden;
+  background-color: rgb(71 67 67 / 80%);
+  color: #fff;
+  text-align: center;
+  border-radius: 4px;
+  padding: 5px;
+  position: absolute;
+  z-index: 1;
+  top: 100%;
+  left: 50%;
+  transform: translateX(-50%);
+  opacity: 0;
+  transition: opacity 0.3s;
+  font-size: 12px;
+  white-space: nowrap;
+  margin-top: 5px;
+}
+
+.nav-item:hover .tooltip-text {
+  visibility: visible;
+  opacity: 1;
+}
+
 .dropdown-menu.scrollable-y {
  overflow-y: scroll;
  height: 360px;
@ -248,6 +276,7 @@ span.icon-text::after {
 /* Dropdown min-width */
 .dropdown-mw-28 {
  min-width: 280px;
+  min-height: 50px;
 }

 .dropdown-mw-20 {
@ -294,6 +323,7 @@ span.icon-text::after {
    display: block;
    margin-top: 0;
  }
+
  .icon-hide {
    display: none;
  }
--- a/src/main/resources/static/css/theme/font.css
+++ b/src/main/resources/static/css/theme/font.css
@ -19,4 +19,4 @@
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
-}
+}
--- a/src/main/resources/static/js/homecard.js
+++ b/src/main/resources/static/js/homecard.js
@ -24,6 +24,7 @@ function filterCards() {

 function updateFavoritesSection() {
  const favoritesContainer = document.getElementById("groupFavorites").querySelector(".feature-group-container");
+  favoritesContainer.style.maxHeight = "none";
  favoritesContainer.innerHTML = ""; // Clear the container first
  const cards = Array.from(document.querySelectorAll(".feature-card:not(.duplicate)"));
  const addedCardIds = new Set(); // To keep track of added card IDs
@ -45,6 +46,7 @@ function updateFavoritesSection() {
    document.getElementById("groupFavorites").style.display = "flex";
  }
  reorderCards(favoritesContainer);
+  favoritesContainer.style.maxHeight = favoritesContainer.scrollHeight + "px";
 }

 function toggleFavorite(element) {
@ -67,8 +69,6 @@ function toggleFavorite(element) {
    localStorage.removeItem(cardId);
  }

-
-
  // Use setTimeout to ensure this runs after the current call stack is clear
  setTimeout(() => {
    reorderCards(card.parentNode);
@ -214,7 +214,10 @@ function expandCollapseAll(expandAll) {
  })
 }

-window.onload = initializeCards;
+window.onload = function() {
+  initializeCards();
+  syncFavorites(); // Ensure everything is in sync on page load
+};

 document.addEventListener("DOMContentLoaded", function () {
  const materialIcons = new FontFaceObserver('Material Symbols Rounded');
@ -232,8 +235,6 @@ document.addEventListener("DOMContentLoaded", function () {
    const container = header.parentNode.querySelector(".feature-group-container");
    if (parent.id !== "groupFavorites") {
      container.style.maxHeight = container.clientHeight + "px";
-    } else {
-      container.style.maxHeight = "500px";
    }
    header.onclick = () => {
      expandCollapseToggle(parent);
@ -241,15 +242,22 @@ document.addEventListener("DOMContentLoaded", function () {
  })

  const collapsed = localStorage.getItem("collapsedGroups") ? JSON.parse(localStorage.getItem("collapsedGroups")) : [];
+  const groupsArray = Array.from(document.querySelectorAll(".feature-group"));

-  Array.from(document.querySelectorAll(".feature-group")).forEach(group => {
+  groupsArray.forEach(group => {
    if (collapsed.indexOf(group.id) !== -1) {
      expandCollapseToggle(group, false);
    }
  })

-  window.onload = function() {
-    initializeCards();
-    syncFavorites(); // Add this line to ensure everything is in sync on page load
-  };
-});
+  // Necessary in order to not fire the transition animation on page load, which looks wrong.
+  // The timeout isn't doing anything visible to the user, so it's not making the page load look slower.
+  setTimeout(() => {
+    groupsArray.forEach(group => {
+      const container = group.querySelector(".feature-group-container");
+      container.classList.add("animated-group");
+    })
+  }, 500);
+
+  showFavoritesOnly();
+});
--- a/src/main/resources/static/js/merge.js
+++ b/src/main/resources/static/js/merge.js
@ -11,7 +11,7 @@ document.getElementById("fileInput-input").addEventListener("change", function (
 /**
 * @param {FileList} files
 */
-function displayFiles(files) {
+async function displayFiles(files) {
  const list = document.getElementById("selectedFiles");

  while (list.firstChild) {
@ -19,11 +19,16 @@ function displayFiles(files) {
  }

  for (let i = 0; i < files.length; i++) {
+    const pageCount = await getPDFPageCount(files[i]);
+    const pageLabel = pageCount === 1 ? pageTranslation : pagesTranslation;
    const item = document.createElement("li");
    item.className = "list-group-item";
    item.innerHTML = `
            <div class="d-flex justify-content-between align-items-center w-100">
                <div class="filename">${files[i].name}</div>
+                <div class="page-info">
+                    <span class="page-count">${pageCount} ${pageLabel}</span>
+                </div>
                <div class="arrows d-flex">
                    <button class="btn btn-secondary move-up"><span>&uarr;</span></button>
                    <button class="btn btn-secondary move-down"><span>&darr;</span></button>
@ -37,6 +42,13 @@ function displayFiles(files) {
  attachMoveButtons();
 }

+async function getPDFPageCount(file) {
+  const blobUrl = URL.createObjectURL(file);
+  const pdf = await pdfjsLib.getDocument(blobUrl).promise;
+  URL.revokeObjectURL(blobUrl);
+  return pdf.numPages;
+}
+
 function attachMoveButtons() {
  var moveUpButtons = document.querySelectorAll(".move-up");
  for (var i = 0; i < moveUpButtons.length; i++) {
--- a/src/main/resources/static/js/pipeline.js
+++ b/src/main/resources/static/js/pipeline.js
@ -81,6 +81,8 @@ document.getElementById("submitConfigBtn").addEventListener("click", function ()
  let selectedOperation = document.getElementById("operationsDropdown").value;

  var pipelineName = document.getElementById("pipelineName").value;
+
+
  let pipelineList = document.getElementById("pipelineList").children;
  let pipelineConfig = {
    name: pipelineName,
@ -218,7 +220,8 @@ fetch("v1/api-docs")

 document.getElementById('deletePipelineBtn').addEventListener('click', function(event) {
    event.preventDefault();
-    let pipelineName = document.getElementById('pipelineName').value; 
+    let pipelineName = document.getElementById('pipelineName').value;
+
 	if (confirm(deletePipelineText + pipelineName)) {
 		removePipelineFromUI(pipelineName);
 	    let key = "#Pipeline-" + pipelineName;
--- a/src/main/resources/templates/fragments/navbar.html
+++ b/src/main/resources/templates/fragments/navbar.html
@ -198,6 +198,9 @@
                        <div
                                th:replace="~{fragments/navbarEntry :: navbarEntry ('remove-image-pdf','remove_selection', 'home.removeImagePdf.title', 'home.removeImagePdf.desc', 'removeImagePdf.tags', 'other')}">
                        </div>
+                        <div
+                                th:replace="~{fragments/navbarEntry :: navbarEntry ('replace-and-invert-color-pdf','format_color_fill', 'replace-color.title', 'home.replaceColorPdf.desc', 'replaceColorPdf.tags', 'other')}">
+                        </div>
                      </div>
                      <!-- Advance menu items -->
                      <div class="col-lg-2 col-sm-6 py px-xl-1 px-2">
@ -316,7 +319,7 @@
              <span class="material-symbols-rounded" id="dark-mode-icon">
                dark_mode
              </span>
-              <span class="icon-text icon-hide" id="dark-mode-text" th:data-text="#{navbar.darkmode}" th:text="#{navbar.darkmode}"></span>
+              <span class="icon-text icon-hide tooltip-text" id="dark-mode-text" th:data-text="#{navbar.darkmode}" th:text="#{navbar.darkmode}"></span>
            </a>
          </li>
          <li class="nav-item dropdown">
@ -366,7 +369,7 @@
              <span class="material-symbols-rounded">
                settings
              </span>
-              <span class="icon-text icon-hide" th:data-text="#{navbar.settings}" th:text="#{navbar.settings}"></span>
+              <span class="icon-text icon-hide tooltip-text" th:data-text="#{navbar.settings}" th:text="#{navbar.settings}"></span>
            </a>
          </li>
        </ul>
--- a/src/main/resources/templates/home.html
+++ b/src/main/resources/templates/home.html
@ -274,11 +274,15 @@
              <div
                th:replace="~{fragments/card :: card(id='remove-image-pdf', cardTitle=#{home.removeImagePdf.title}, cardText=#{home.removeImagePdf.desc}, cardLink='remove-image-pdf', toolIcon='remove_selection', tags=#{removeImagePdf.tags}, toolGroup='other')}">
              </div>
+              <div
+                      th:replace="~{fragments/card :: card(id='replace-color-pdf', cardTitle=#{home.replaceColorPdf.title}, cardText=#{home.replaceColorPdf.desc}, cardLink='replace-and-invert-color-pdf', toolIcon='format_color_fill', tags=#{replaceColorPdf.tags}, toolGroup='other')}">
+              </div>
+
            </div>
          </div>
+            <div id="groupAdvanced" class="feature-group">
+                <div

-          <div id="groupAdvanced" class="feature-group">
-            <div
              th:replace="~{fragments/featureGroupHeader :: featureGroupHeader(groupTitle=#{navbar.sections.advance})}">
            </div>
            <div class="feature-group-container">
--- a/src/main/resources/templates/merge-pdfs.html
+++ b/src/main/resources/templates/merge-pdfs.html
@ -1,46 +1,63 @@
 <!DOCTYPE html>
-<html th:lang="${#locale.language}" th:dir="#{language.direction}" th:data-language="${#locale.toString()}" xmlns:th="https://www.thymeleaf.org">
-  <head>
-  <th:block th:insert="~{fragments/common :: head(title=#{merge.title}, header=#{merge.header})}"></th:block>
-    <link rel="stylesheet" th:href="@{'/css/merge.css'}">
-  </head>
+<html th:lang="${#locale.language}" th:dir="#{language.direction}" th:data-language="${#locale.toString()}"
+  xmlns:th="https://www.thymeleaf.org">

-  <body>
-    <div id="page-container">
-      <div id="content-wrap">
-        <th:block th:insert="~{fragments/navbar.html :: navbar}"></th:block>
-        <br><br>
-        <div class="container" id="dropContainer">
-          <div class="row justify-content-center">
-            <div class="col-md-6 bg-card">
-              <div class="tool-header">
-                <span class="material-symbols-rounded tool-header-icon organize">add_to_photos</span>
-                <span class="tool-header-text" th:text="#{merge.header}"></span>
-              </div>
-              <form action="api/v1/general/merge-pdfs" method="post" enctype="multipart/form-data">
-                <div class="mb-3">
-                  <label th:text="#{multiPdfDropPrompt}" for="fileInput-input"></label>
-                  <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=true, accept='application/pdf')}"></div>
-                </div>
-                <div class="mb-3">
-                  <input type="checkbox" name="removeCertSign" id="removeCertSign">
-                  <label for="removeCertSign" th:text="#{merge.removeCertSign}">Remove digital signature in the merged file?</label>
-                </div>
-                <div class="mb-3">
-                  <ul id="selectedFiles" class="list-group"></ul>
-                </div>
-                <div class="mb-3">
-                  <button type="button" id="sortByNameBtn" class="btn btn-info" th:text="#{merge.sortByName}"></button>
-                  <button type="button" id="sortByDateBtn" class="btn btn-info" th:text="#{merge.sortByDate}"></button>
-                  <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{merge.submit}"></button>
-                </div>
-              </form>
-              <script th:src="@{'/js/merge.js'}"></script>
+<head>
+  <th:block th:insert="~{fragments/common :: head(title=#{merge.title}, header=#{merge.header})}"></th:block>
+  <link rel="stylesheet" th:href="@{'/css/merge.css'}">
+</head>
+
+<body>
+  <div id="page-container">
+    <div id="content-wrap">
+      <th:block th:insert="~{fragments/navbar.html :: navbar}"></th:block>
+      <br><br>
+      <div class="container" id="dropContainer">
+        <div class="row justify-content-center">
+          <div class="col-md-6 bg-card">
+            <div class="tool-header">
+              <span class="material-symbols-rounded tool-header-icon organize">add_to_photos</span>
+              <span class="tool-header-text" th:text="#{merge.header}"></span>
            </div>
+            <form action="api/v1/general/merge-pdfs" method="post" enctype="multipart/form-data">
+              <div class="mb-3">
+                <label th:text="#{multiPdfDropPrompt}" for="fileInput-input"></label>
+                <div
+                  th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=true, accept='application/pdf')}">
+                </div>
+              </div>
+              <div class="mb-3">
+                <input type="checkbox" name="removeCertSign" id="removeCertSign">
+                <label for="removeCertSign" th:text="#{merge.removeCertSign}">Remove digital signature in the merged
+                  file?</label>
+              </div>
+              <div class="mb-3">
+                <ul id="selectedFiles" class="list-group"></ul>
+              </div>
+              <div class="mb-3">
+                <button type="button" id="sortByNameBtn" class="btn btn-info" th:text="#{merge.sortByName}"></button>
+                <button type="button" id="sortByDateBtn" class="btn btn-info" th:text="#{merge.sortByDate}"></button>
+                <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{merge.submit}"></button>
+              </div>
+            </form>
+            <span id="pageTranslation" th:text="#{page}" style="display:none;"></span>
+            <span id="pagesTranslation" th:text="#{pages}" style="display:none;"></span>
+
+            <script type="text/javascript">
+              const pageTranslation = document.getElementById('pageTranslation').innerText; // Get translation for a single page
+              const pagesTranslation = document.getElementById('pagesTranslation').innerText; // Get translation for multiple pages
+            </script>
+            <script type="module">
+              import * as pdfjsLib from '/pdfjs-legacy/pdf.mjs';
+              pdfjsLib.GlobalWorkerOptions.workerSrc = '/pdfjs-legacy/pdf.worker.mjs';
+            </script>
+            <script th:src="@{'/js/merge.js'}"></script>
          </div>
        </div>
      </div>
-      <th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
    </div>
-  </body>
-</html>
+    <th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
+  </div>
+</body>
+
+</html>
--- a/src/main/resources/templates/misc/replace-color.html
+++ b/src/main/resources/templates/misc/replace-color.html
@ -0,0 +1,89 @@
+<!DOCTYPE html>
+<html th:lang="${#locale.language}" th:dir="#{language.direction}" th:data-language="${#locale.toString()}"
+      xmlns:th="https://www.thymeleaf.org">
+
+<head>
+    <th:block th:insert="~{fragments/common :: head(title=#{replace-color.title}, header=#{replace-color.header})}"></th:block>
+</head>
+
+<body>
+<th:block th:insert="~{fragments/common :: game}"></th:block>
+<div id="page-container">
+    <div id="content-wrap">
+        <th:block th:insert="~{fragments/navbar.html :: navbar}"></th:block>
+        <br><br>
+        <div class="container">
+            <div class="row justify-content-center">
+                <div class="col-md-6 bg-card">
+                    <div class="tool-header">
+                        <span class="material-symbols-rounded tool-header-icon advance">zoom_in_map</span>
+                        <span class="tool-header-text" th:text="#{replace-color.header}"></span>
+                    </div>
+                    <form action="#" th:action="@{'/api/v1/misc/replace-invert-pdf'}" method="post" enctype="multipart/form-data">
+                        <div
+                                th:replace="~{fragments/common :: fileSelector(name='fileInput', multipleInputsForSingleRequest=false, accept='application/pdf')}">
+                        </div>
+                        <div class="card mb-3">
+                            <div class="card-body">
+                                <h4 th:text="#{replace-color.selectText.1}"></h4>
+                                <select name="replaceAndInvertOption" id="replace-invert" class="form-control">
+                                    <option value="HIGH_CONTRAST_COLOR" th:text="#{replace-color.selectText.2}" ></option>
+                                    <option value="CUSTOM_COLOR" th:text="#{replace-color.selectText.3}"></option>
+                                    <option value="FULL_INVERSION" th:text="#{replace-color.selectText.4}" selected></option>
+                                </select>
+                            </div>
+                        </div>
+                        <div class="card mb-3" id="high-contrast-options" style="display: none">
+                            <div class="card-body">
+                                <h4 th:text="#{replace-color.selectText.5}"></h4>
+                                <select name="highContrastColorCombination" id="high-contrast" class="form-control">
+                                    <option value="WHITE_TEXT_ON_BLACK" th:text="#{replace-color.selectText.6}" selected></option>
+                                    <option value="BLACK_TEXT_ON_WHITE" th:text="#{replace-color.selectText.7}"></option>
+                                    <option value="YELLOW_TEXT_ON_BLACK" th:text="#{replace-color.selectText.8}"></option>
+                                    <option value="GREEN_TEXT_ON_BLACK" th:text="#{replace-color.selectText.9}"></option>
+                                </select>
+                            </div>
+                        </div>
+                        <div class="card mb-3" id = "custom-color-1" style="display: none">
+                            <div class="card-body">
+                                <h4 th:text="#{replace-color.selectText.10}"></h4>
+                                <input type="color" name="textColor" id="text-color" class="form-control">
+                            </div>
+                        </div>
+                        <div class="card mb-3" id = "custom-color-2" style="display: none">
+                            <div class="card-body">
+                                <h4 th:text="#{replace-color.selectText.11}"></h4>
+                                <input type="color" name="backGroundColor" id="bg-color" class="form-control">
+                            </div>
+                        </div>
+
+                        <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{replace-color.submit}"></button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+    <th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
+</div>
+<script>
+    $(document).ready(function(){
+        $('#replace-invert').change(function() {
+            var selectedOption = $(this).val();
+
+            // Hide all conditional fields by default
+            $('#high-contrast-options').hide();
+            $('#custom-color-1').hide();
+            $('#custom-color-2').hide();
+
+            if (selectedOption === "HIGH_CONTRAST_COLOR") {
+                $('#high-contrast-options').show();
+            } else if (selectedOption === "CUSTOM_COLOR") {
+                $('#custom-color-1').show();
+                $('#custom-color-2').show();
+            }
+        });
+    });
+</script>
+</body>
+
+</html>
--- a/src/main/resources/templates/misc/show-javascript.html
+++ b/src/main/resources/templates/misc/show-javascript.html
@ -20,7 +20,7 @@
        <br><br>
        <div class="container">
          <div class="row justify-content-center">
-            <div class="col-md-12 bg-card">
+            <div class="col-md-6 bg-card">
              <div class="tool-header">
                <span class="material-symbols-rounded tool-header-icon advance">javascript</span>
                <span class="tool-header-text" th:text="#{showJS.header}"></span>
@ -30,7 +30,7 @@
                <br>
                <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{showJS.submit}"></button>
              </form>
-              <div class="container mt-5">
+              <div class="container mt-4">
                <!-- Iterate over each main section in the JSON -->
                <div id="script-content">
                  <!-- JavaScript will populate this section -->
--- a/src/main/resources/templates/view-pdf.html
+++ b/src/main/resources/templates/view-pdf.html
@ -300,7 +300,7 @@ See https://github.com/adobe-type-tools/cmap-resources
                <span id="numPages" class="toolbarLabel"></span>
                <a class="navbar-brand hiddenMediumView" th:href="@{'/'}" tabindex="16" >
                  <img class="main-icon" th:src="@{'/favicon.svg'}" alt="icon" style="max-height: 1.6rem; width: auto;">
-                  <span class="icon-text" style="color: #ffffff;" th:text="${@appName}">Stirling PDF</span>
+                  <span class="icon-text" th:text="${@appName}">Stirling PDF</span>
                </a>
              </div>
              <div id="toolbarViewerRight">