java pdf library
Process documents with a high-performance Java PDF library
Our powerful Java PDF library is optimized for high performance, batch processing, and advanced document manipulation, making it ideal for enterprise applications, automation workflows, and document-heavy environments.



Key features
Redaction
Permanently and securely remove sensitive text and images from PDFs — with capabilities for automatic or staged redaction using presets or custom patterns — ensuring compliance with privacy laws like GDPR and HIPAA.
Permanently and securely remove sensitive text and images from PDFs — with capabilities for automatic or staged redaction using presets or custom patterns — ensuring compliance with privacy laws like GDPR and HIPAA.
Permanently and securely remove sensitive text and images from PDFs — with capabilities for automatic or staged redaction using presets or custom patterns — ensuring compliance with privacy laws like GDPR and HIPAA.
Document Editor
Efficiently manage and manipulate PDF pages with tools to merge, add, remove, split, and rotate pages. Ensure document uniformity and streamlined distribution by combining multiple PDFs into one and customizing page layouts and content.
Efficiently manage and manipulate PDF pages with tools to merge, add, remove, split, and rotate pages. Ensure document uniformity and streamlined distribution by combining multiple PDFs into one and customizing page layouts and content.
Efficiently manage and manipulate PDF pages with tools to merge, add, remove, split, and rotate pages. Ensure document uniformity and streamlined distribution by combining multiple PDFs into one and customizing page layouts and content.
Annotations
Make it easier to process PDF annotations by importing and exporting large volumes of data using XFDF or Instant JSON formats, with options to permanently apply changes and extract user data from form fields.
Make it easier to process PDF annotations by importing and exporting large volumes of data using XFDF or Instant JSON formats, with options to permanently apply changes and extract user data from form fields.
Make it easier to process PDF annotations by importing and exporting large volumes of data using XFDF or Instant JSON formats, with options to permanently apply changes and extract user data from form fields.
PDF Rendering
Seamlessly integrate high-fidelity renderings of PDFs into your workflows, converting them into various image formats while maintaining the original structure, layout, and details.
Seamlessly integrate high-fidelity renderings of PDFs into your workflows, converting them into various image formats while maintaining the original structure, layout, and details.
Seamlessly integrate high-fidelity renderings of PDFs into your workflows, converting them into various image formats while maintaining the original structure, layout, and details.
Form Viewing and Filling
Launch an easy-to-use API to programmatically read and write form values, simplify the form filling workflow, automate data entry, and efficiently extract data.
Launch an easy-to-use API to programmatically read and write form values, simplify the form filling workflow, automate data entry, and efficiently extract data.
Launch an easy-to-use API to programmatically read and write form values, simplify the form filling workflow, automate data entry, and efficiently extract data.
OCR
Leverage our OCR processor to transform raster and vector PDFs into machine-readable text, supporting multiple languages and enabling a full suite of PDF tools, while automating data extraction to accelerate digitization.
Leverage our OCR processor to transform raster and vector PDFs into machine-readable text, supporting multiple languages and enabling a full suite of PDF tools, while automating data extraction to accelerate digitization.
Leverage our OCR processor to transform raster and vector PDFs into machine-readable text, supporting multiple languages and enabling a full suite of PDF tools, while automating data extraction to accelerate digitization.
integration
Easy code integration
Nutrient can be integrated with just a few lines of code, and it comes with a rich API, which allows for complete customization. Developers can extend functionality by integrating with existing PDF workflows, leveraging Nutrient’s PDF APIs to handle complex PDF documents with ease and efficiency.
1import test 1 PSPDFKit from "pspdfkit";
2
3// Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.
4const instance = await PSPDFKit.load({
5container: "#pspdfkit",
6document: "<document-file-path>",
7licenseKey: "<license-key>"
8});
9
10console.log("PSPDFKit for Web is ready!");
11console.log(instance);
1import test 2 PSPDFKit from "pspdfkit";
2
3// Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.03 // Obtain a PSPDFKit document instance.
4const instance = await PSPDFKit.load({
5container: "#pspdfkit",
6document: "<document-file-path>",
7licenseKey: "<license-key>"
8});
9
10console.log("PSPDFKit for Web is ready!");
11console.log(instance);
Benefits

Build faster
Reduce development time and costs with our easy integration options and support for multiple programming languages and frameworks. Whether you need to create a PDF, edit existing documents, or automate document workflows, Nutrient provides a fast, reliable, and developer-friendly solution.

Customize the experience
Leverage a Java PDF library with extensive customization options that allow you to adapt your UI to your brand and maintain a unified user experience. For developers looking for a fully featured commercial solution without AGPL restrictions, Nutrient offers a flexible, enterprise-ready alternative.

Scale with security
Code with confidence knowing our SDKs are safe, reliable, and backed by a global support team that’s always ready to help. Security features include permanent redaction, ensuring sensitive data is completely removed, as well as support for digital signatures, enhancing regulatory compliance.
Trusted by industry leaders
Knowledge center
Use Case Comparison
Choosing the best solution
Our Document Engine and various libraries were created with different use cases in mind. Check out the comparison below to see which one is for you.
Libraries for Java and .NET | Document Engine |
---|---|
Ships as part of your application | Integrates with Nutrient Web, iOS, and Android SDKs |
Headless, API-only operations | Provides optional document collaboration tools |
Doesn’t require a backend | Stores documents, document changes, and additional information |
Document processing happens on the client running your app | Requires a database and document storage backend |
Ideal for adding core Nutrient functionality to Java and .NET apps | Ideal for collaboration and manual document manipulation |
documentation
Learn how to get Libraries for Java up and running today

Frequently asked questions
What is a Java PDF library?
A Java PDF library is a software component designed to help developers create, modify, and process PDF documents within Java applications. These libraries provide a comprehensive set of tools for handling PDF files efficiently, eliminating the need for external software.
With a Java PDF library, developers can generate new PDF documents from scratch or convert other file formats into PDFs, making it a versatile solution for document creation. Additionally, these libraries allow for modifying existing PDFs, enabling users to add text, images, and annotations to enhance document content.
Beyond basic creation and modification, a Java PDF library is useful for extracting content such as text, images, and metadata from PDF documents, streamlining data retrieval processes. It also supports form handling, allowing developers to fill out forms programmatically or extract submitted form data for further processing.
How does the Nutrient Java PDF library compare to other SDKs in terms of features?
Compared to open source options like PDF.js or PDFium, Nutrient provides a more comprehensive, out-of-the-box solution with enterprise-grade features and support. The Nutrient library also offers advanced features similar to those from closed-source solutions such as iText, but with support and increased ease of use.
How does the Nutrient Java PDF SDK ensure high-fidelity rendering?
The SDK leverages an accurate and reliable PDFium-based rendering engine, ensuring high-fidelity rendering of PDF documents. This guarantees PDFs are displayed consistently and accurately across various platforms.
Can I use the Java PDF library to merge or convert PDF files?
Definitely. Our Java PDF library provides robust tools to combine multiple PDFs into a single document, making it easier to manage large reports, legal documents, or multipart records. The merging functionality ensures page order is preserved and metadata remains intact, providing a smooth, structured output.
Beyond merging, our Java PDF SDK also supports file format conversion, allowing users to convert Word documents, HTML files, images, and other formats into high-quality PDFs. This is particularly useful for automated document workflows, enabling businesses to generate PDFs from existing digital assets while ensuring compliance with industry standards.
For applications requiring bulk processing, the Nutrient SDK offers batch merging and conversion capabilities, optimizing performance for high-volume document operations. Whether you’re combining PDFs for archiving, generating reports, or transforming documents into standardized formats, our Java PDF library provides the speed, reliability, and flexibility needed to handle these tasks efficiently.
Is the Nutrient Java PDF SDK suitable for enterprise-level applications?
Absolutely. The SDK is designed to be safe, reliable, and scalable, making it well-suited for enterprise applications that require robust document processing capabilities. It’s trusted by industry leaders, and it ensures compliance with various security and privacy standards.
Can the Nutrient Java PDF library parse PDF files?
Yes. The Nutrient Java PDF library is designed to parse PDF files, allowing developers to efficiently extract, analyze, and manipulate document content. Whether working with text, images, metadata, or structured elements like tables and forms, the library provides powerful parsing capabilities to ensure accurate data retrieval. For businesses handling invoices, contracts, or financial reports, the library also enables the parsing of form fields and structured elements, making it easy to extract user-submitted data for processing and integration into databases or third-party systems.
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