List of the Top 25 PDF SDK for Linux in 2025

Pdftools offers robust solutions for handling vast numbers of documents, potentially reaching into the millions. Tailored for sectors that heavily rely on documentation, the Pdftools suite of SDKs aims to enhance the speed, simplicity, and overall ease of your document workflows, reducing stress along the way. Built on reliable SDKs and APIs, Pdftools products integrate effortlessly into your current systems and applications. With the capacity to process thousands of documents each minute, our tools prioritize speed and efficiency. As engineers committed to excellence, we ensure that only the most trustworthy, usable, and well-documented platforms are utilized. While file sizes can be minimized, we guarantee that quality and interactivity remain intact. Additionally, our solutions help ensure that your documents adhere to long-term archiving standards. Comprehensive documentation accompanies every aspect of our products, allowing for a seamless onboarding experience. With Pdftools, you can transform your document management approach and unlock new efficiencies.

Apryse, which was previously known as PDFTron, is transforming the document landscape. It enables precise viewing, annotating, editing, creating, and generating of PDFs across various platforms, including web, mobile, desktop, and server applications. The technology offered by Apryse is compatible with all leading platforms and supports a wide array of file formats, such as PDF, Microsoft Office, and CAD files. By implementing this solution on your own infrastructure, you can manage the entire document and data lifecycle without the need to rely on external server services. This independence allows organizations to enhance their workflows and maintain greater control over their document processes.

Nutrient offers a comprehensive suite of solutions tailored to meet all your PDF needs, providing tools that effortlessly handle PDF functionalities on any platform. 1. SDK: Integrate sophisticated PDF capabilities into iOS, Android, Windows, the web, or any cross-platform technology, offering features such as PDF viewing, annotation, collaboration, and much more. 2. Libraries: Use our robust .NET and Java libraries to empower your backend systems with capabilities for batch processing of redactions and PDF forms, OCR for scanned text, and editing of PDF documents, all directly from your application server. 3. Processor: Our nimble PDF microservice, Processor, facilitates the quick creation of PDFs from HTML, including HTML forms, alongside conversions from Office to PDF, OCR processing, redaction, and the combination and exporting of XFDF. 4. PDF API: Leverage our hosted PDF API to create, convert, and modify PDF documents within your workflows. We manage the development and server operations, allowing you to focus solely on growing your business. At Nutrient, we see ourselves not merely as a tool but as a dedicated partner in your journey to success. You can easily reach out to our engineers for specialized support, access thorough examples to aid in integration, and utilize our premium documentation to maximize your experience. Additionally, we are committed to continuous improvement and innovation, ensuring our solutions evolve with your needs.

Global OEMs, SaaS providers, and enterprise users utilize the Adobe PDF Library to streamline the processes of creating, editing, and managing PDF documents. As an authorized Adobe partner, our SDK is built using the same source code as Acrobat, ensuring top-notch stability, reliability, and quality. Supported programming languages include .NET, .NET Framework, Java, and C/C++, and it is compatible with platforms such as Windows, Linux, and MacOS, with package management facilitated through NuGet and Maven. The library boasts a wide range of capabilities, encompassing annotations, content creation and modification, color management, and various extraction options for text, images, and forms. It also offers features for compression, optimization, and conversion to formats like PDF/A, PDF/X, EPS, PostScript, XPS, and ZUGFeRD, along with robust display and printing options. Moreover, it allows for the import, export, and flattening of both static and dynamic XFA forms, along with AcroForms, and supports a variety of image operations including extraction, rendering, and thumbnail creation. The optimization functionality enhances file size and content, while OCR capabilities enable text addition to documents and images. Additionally, users can convert PDFs to Office formats such as Word, Excel, and PowerPoint, and implement security measures including viewer settings, redactions, password protection, encryption/decryption, and watermarking. Pricing structures are adaptable for OEMs, SaaS solutions, and end-users, based on their specific usage needs. Accelerate your development process and reach the market more swiftly with the Adobe PDF Library; take advantage of the free trial available for download today.

PrizmDoc empowers web developers to incorporate secure and dynamic HTML5 document viewing and editing functionalities, along with native spreadsheet capabilities, directly into their web applications or system solutions. Its remarkable adaptability ensures support across almost any platform and programming language that can perform REST API calls. Users can easily activate or deactivate key features based on the specific requirements of their applications, and implement user-specific permissions to safeguard proprietary information. Additionally, customization of the UI layout and style is available to enhance user experience. PrizmDoc can either be self-hosted within your own infrastructure or utilized via a fully managed backend provided by Accusoft’s public or private cloud services. Furthermore, Accusoft offers exceptional support through its Enablement Services, facilitating a smooth implementation of PrizmDoc for all users. This comprehensive flexibility and support make PrizmDoc an ideal choice for modern web development needs.

PDF Automation Server (PAS) offers an extensive array of functions for processing PDF files tailored to various operational needs. This server is critical for enhancing PDF management, optimizing document workflows, and coordinating web services effectively. The REST API Module enables seamless integration into current processes through API calls, while the HTML5 PDF Module allows for the direct conversion and serving of PDF files in web browsers. Additionally, the Workflow Module supports a comprehensive suite of PDF processing and conversion features within a powerful RESTful server framework. Its capability to merge with existing document workflows and connect with third-party integration and orchestration tools further amplifies its utility. Moreover, the HTML PDF Markup Module empowers users to annotate PDF documents directly in their browsers, enhancing collaboration and editing efficiency. Overall, PAS is an indispensable asset for organizations looking to streamline their PDF-related tasks and improve productivity.

Enhance your applications with the versatile MuPDF SDK, which seamlessly integrates robust PDF capabilities. This compact yet swift viewer accommodates various document formats, including PDF, XPS, OpenXPS, CBZ, and ePUB. It features a renderer crafted for high-quality anti-aliased graphics, ensuring that text is displayed with precise metrics and spacing, accurate to mere fractions of a pixel. The PDF library comes equipped with a range of interactive functionalities such as annotations, form filling, digital signatures, redactions, and search capabilities. Furthermore, the command-line tools offer extensive customization options for rendering, converting documents, and manipulating PDF files, allowing for conversion to formats like HTML, SVG, and CBZ. In addition to its C library, MuPDF provides a Java library utilizing JNI, compatible with both Oracle's Java and Android platforms. Alongside the Java API, bindings for C++ and Python have also been established, showcasing its compatibility with major programming environments and operating systems. Its flexibility and optimization for various platforms make it a powerful tool for developers. The MuPDF API has found applications in a wide range of deployments, including mobile applications on both Android and iOS, SaaS and cloud solutions, document management systems, and various embedded products, highlighting its versatility and effectiveness in meeting diverse user needs.

ComPDFKit provides a high-quality PDF SDK, API, and Server tailored for businesses, organizations, startups, and developers alike. Its platform allows seamless integration of features such as document annotation, editing, conversion, form filling, and signing into various applications or products, which ultimately helps in reducing both time and costs. The software is versatile and works across multiple operating systems, including Windows, Web, Android, iOS, Mac, and Linux, as well as supporting cross-platform frameworks like React Native, Flutter, and Electron with minimal coding effort. Recent updates from ComPDFKit include the following enhancements: 1. ComPDFKit API Register now to receive 1000 free file processing each month, allowing for comprehensive editing and converting of PDF documents, as well as functionalities such as splitting, merging, inserting, rotating, deleting, and extracting PDF pages, alongside OCR processing. 2. Free Online Tools Utilize ComPDFKit's online tools to effortlessly convert PDF files to and from various formats, including docx, xlsx, pptx, png, jpg, html, txt, csv, and rtf. 3. Web Demo Explore the online demo to view, edit, annotate, compare, sign, encrypt, decrypt, watermark PDFs, and create or fill out PDF forms at no charge. 4. Community License Start-up companies and individual developers can benefit from competitive pricing options through ComPDFKit, helping you to develop customized applications while enjoying exclusive discounts and offers. Additionally, the user-friendly interface and comprehensive support further enhance the experience for developers looking to leverage PDF functionalities in their projects.

Experience unparalleled document management capabilities through high-speed, lightweight APIs tailored for .NET Standard 2.0 and Java, perfect for enterprise applications. Effortlessly create, open, modify, and save various file types, including spreadsheets, images, PDFs, and DOCX formats. Generate extensive spreadsheets, Word documents, images, and PDFs in no time. The platforms for Excel, Word, and Acrobat operate independently. These solutions are compatible across Windows, Mac, and Linux environments, with deployment options available for Azure and AWS Lambda. Introducing the latest features in GrapeCity Documents v5: - Comprehensive support for .NET 6 - Enhanced SVG functionality for GrapeCity Documents in PDF and Imaging - Capability to print PDF documents on Windows using GrapeCity Documents for PDF - Improved user interface for GrapeCity Documents PDF Viewer - Numerous additional enhancements to improve user experience!

Enhance your application with PDF functionalities by utilizing just two API calls: Open, Edit, and View PDF. With a simple configuration file and these API calls, you can enable your app to swiftly import, view, modify, and open PDF documents within a single day. The SDK is designed to bridge format discrepancies, offering features such as cropping, color management, fills, and font adjustments. It facilitates the conversion of any PDF versions, including the ISO Standard PDF 2.0, allowing for versatility with any PDF file or print-ready document as an input. The conversion process is streamlined, ensuring a smooth experience without any intermediary steps or loss in quality, and it eliminates the need for a printer driver. Compatible with Windows, MacOS, and Linux, the PDF Conversion SDK also supports .NET and comes with sample code for your reference. Additionally, it effectively removes unnecessary data and compresses files, leading to enhanced performance during web and application browsing, making it an efficient choice for developers. By adopting this technology, you can significantly improve the user experience when handling PDF files.

FormVu offers a comprehensive solution for transforming HTML, JavaScript, and CSS content compatible with popular browsers like Chrome, Edge, Firefox, and Safari across various operating systems, including Linux, MacOS, and Windows, as well as mobile devices running Android or iOS. The converted PDF forms seamlessly display in the browser, mirroring their original appearance in Acrobat with accurate layouts, formatting, and styles. Fonts embedded within the documents are appropriately converted, ensuring a consistent visual experience. Supporting both AcroForms and XFA Forms, FormVu effectively transforms all forms into HTML5, CSS, and JavaScript while maintaining their original style and layout. It also converts JavaScript to function within the browser context, safeguarding validation and calculations present in the forms, and even accommodates XFA FormCalc. Designed for user-friendliness, the FormVu converter eliminates the need for a dedicated server or complex infrastructure, generating clean, standalone HTML content. Furthermore, it integrates smoothly into existing PDF workflows, allowing users to edit, update, and save data back to the original PDF or forward it to the server, enhancing overall efficiency in document management. This capability makes FormVu a versatile tool for anyone looking to streamline their PDF form processes.

JPedal simplifies the process of handling PDF files in Java, allowing developers to accomplish common tasks with just a few lines of code. For over two decades, IDRsolutions has been dedicated to enhancing this software, ensuring it can effectively address any challenging PDF issues. It fully supports all PDF 2.0 specifications, incorporating features like Encryption and Blending, Forms and Annotations, as well as PostScript and OpenType fonts. The library is rich with sample code and APIs that seamlessly fit into your applications, enabling feature additions with merely 2-3 lines of code. JPedal utilizes its proprietary font engine and custom image libraries to deliver superior image quality while maximizing performance for Java applications. The development of JPedal is ongoing, with nightly builds and monthly updates ensuring users have access to the latest improvements. Furthermore, the same team that develops the code is also available to provide support, ensuring a cohesive experience for users. This commitment to development and support makes JPedal a reliable choice for Java developers dealing with PDF functionalities.

pdfToolbox offers comprehensive and adaptable PDF processing solutions that can be easily integrated, enabling both rapid visual assessments and the complete automation of extensive file management. Utilizing robust Adobe technology, pdfToolbox proficiently tackles complex challenges, supports color management, facilitates imposition, and enables conversions to and from various PDF formats. This innovative tool is favored by a wide array of users, ranging from small enterprises to large publishing companies and print service providers, including OEMs that embed it into their product lines. The Desktop version acts as a manual tool for PDF preflight and correction, available either as a plug-in for Adobe Acrobat Pro or as an independent application. Tailored for prepress operators, pdfToolbox features a user-friendly interface for all prepress activities, allowing individuals to perform any required task in just three simple steps. Additionally, users can customize their interface to keep their most commonly utilized functions easily accessible, thereby increasing efficiency and optimizing workflows within the printing sector. This adaptability not only enhances productivity but also ensures that professionals can work with greater speed and accuracy, ultimately improving the quality of the final output.

PDFlib GmbH is wholly committed to the evolution of PDF technology, with its products being utilized by customers since 1997. The company played a pivotal role as a founding member of the PDF Association in 2006, which was previously known as the PDF/A Competence Center. This organization actively monitors industry changes and market trends, ensuring compliance with ISO standards for PDF. PDFlib GmbH's products are accessible globally, boasting a substantial presence in Europe, North America, and Japan. Recognized for its development components, PDFlib excels in the creation and manipulation of PDF documents. Its main goals include the dynamic production of PDFs on web servers and through various applications on servers, desktops, and mobile devices. By employing PDFlib, users can generate PDF documents dynamically from databases, similar to how dynamic web pages are created. Since its establishment in 1997, PDFlib has showcased its adaptability across a wide array of use cases and development environments. Application developers utilize PDFlib to create PDF outputs that encompass text, images, graphics, and interactive elements, solidifying its status as an indispensable tool in contemporary document generation. Furthermore, PDFlib's comprehensive features make it a preferred choice among developers in search of efficient PDF solutions, reinforcing its reputation in the industry.

Our libraries deliver exceptional performance and comprehensive PDF capabilities for enterprise, mobile, and cloud applications on every platform. They support the most widely used programming languages and environments. To effectively integrate with your chosen platform, having a modern tech stack is crucial. We continuously enhance our products, introducing new features every month to keep up with technological advancements. As your project develops and your needs evolve, we will adapt alongside you. You don't need extensive PDF expertise, as our primary API is crafted to ensure a smooth developer experience across all seven platforms: Web, Windows, Android, iOS, Mac, UWP, and Linux. The team at Foxit is recognized for their ability to handle edge cases and successfully manage 100% of PDF files from every standard. By utilizing a single SDK, you can minimize reliance on multiple third-party solutions. Foxit also offers support from real developers, along with sample projects, demos, API documentation, and more for each feature of the SDK. This commitment to support ensures that you have all the resources necessary for successful implementation and development.

Vanilla.PDF is a user-friendly toolkit designed for handling PDFs, offering exceptional capabilities. This framework accommodates all PDF standards, including PAdES electronic signatures and the PKCS#11 interface. With a comprehensive documentation and a variety of fully-functional examples, users can be confident that their results align with top market expectations. If you have any inquiries or require assistance, feel free to reach out to us without hesitation!

The Apache PDFBox® library is a dynamic open-source solution in Java designed for handling PDF documents effectively. This project not only allows users to create new PDFs but also to modify existing ones and extract various types of content from those files. In addition, Apache PDFBox includes numerous command-line utilities that expand its capabilities even further. Distributed under the Apache License v2.0, the library provides functions for extracting Unicode text from PDFs, splitting a single PDF into several files, and merging multiple PDFs into one cohesive document. Users can also extract data from forms, fill out PDF forms, and ensure that their files meet the PDF/A-1b validation standard. The ability to print PDFs using the standard Java printing API, as well as to create new PDFs that incorporate embedded fonts and images, is also part of its robust feature set. Moreover, users can save PDFs as image files in formats such as PNG or JPEG, which adds to its versatility. The library further allows for the digital signing of PDF documents, thereby enhancing their authenticity and security. Lastly, it is crucial for users to examine the export control information related to the encryption features offered by Apache PDFBox to ensure adherence to applicable regulations, making it a comprehensive tool for PDF management.

Elevate your projects by integrating advanced capabilities for editing, parsing, and rendering PDFs through an elite PDF library SDK. This adaptable multi-platform shared library, offered in formats such as dll, so, and dylib, provides a C-compatible interface that accommodates a range of programming languages like C#.Net, Python, Java 8, and C++ 11. The SDK boasts APIs tailored for various operating systems, including Linux, Windows, and Mac, and comes packed with a multitude of interface functions designed for creating and transforming PDF content, thus ensuring extensive customization options that cater to the specific needs of your project. It adeptly utilizes multi-core CPUs for efficient stream decoding and content rendering, while strictly adhering to the guidelines set forth by the portable document format specification. Users benefit from the ability to apply electronic signatures, with the flexibility to add or omit a cryptographic security layer based on their preferences. Furthermore, the SDK offers robust capabilities for PDF encryption and decryption, featuring a password-based encryption handler, as well as a comprehensive suite of tools for manipulating document structure—this includes creating, deleting, moving, inserting, extracting, resizing, and rotating pages. With these extensive features, this SDK ensures thorough management of all PDF-related tasks, establishing itself as an essential tool for developers looking to enhance their applications with superior PDF functionality. As a result, it empowers developers to create tailored solutions that meet diverse project demands while optimizing performance and security.

LEADTOOLS libraries provide developers with a powerful PDF API that enables reliable and multi-threaded operations with minimal coding, removing the need for external tools like Acrobat. With a wide array of PDF controls, users can efficiently read, write, convert, and display PDF documents while seamlessly integrating advanced features such as OCR, ICR, OMR, forms recognition, virtual printing, and scanning APIs to create all-encompassing PDF solutions. The document viewer API framework allows for the effortless loading and viewing of any PDF file, making it user-friendly. Thoroughly validated against a vast number of PDF files, the LEADTOOLS PDF SDK guarantees outstanding viewing accuracy and performance that often exceeds that of many leading PDF readers available today. By effectively addressing the common inconsistencies and challenges posed by various PDF file versions, LEADTOOLS empowers developers to approach their projects with confidence, significantly cutting down on testing time and facilitating the rapid development of high-quality PDF applications. Moreover, this streamlined efficiency not only accelerates the development cycle but also greatly improves user satisfaction with the end products, leading to a more successful overall experience.

Incorporating a PDF reader into your Java application or website can be accomplished with jPDFViewer, a self-sufficient Java component that can function as part of a Java app or web application, either as an applet or via Java webstart. This versatile tool is compatible with various operating systems including Windows, Mac, and Linux, making it a flexible choice for developers. jPDFViewer provides the capability to open documents sourced from local drives, network locations, URLs, or Java input streams, accommodating files generated at runtime as well as those retrieved from databases. Key functionalities include: - Compatibility with any Java-supporting platform for reading and displaying PDF files - The ability to print PDF documents directly - Support for filling out interactive forms within PDFs - Access to all markup annotations - Validation and display of digital signatures - Features for text search and selection - Advanced navigation tools such as zoom, loupe, snap, pan, and more - User-friendly navigation options including bookmarks, thumbnails, and annotations - A customizable user interface and toolbar to suit various preferences - Support for all types of images, ensuring broad usability across different media types. With these features, jPDFViewer stands out as a powerful option for integrating PDF functionalities into Java-based projects.

jPDFProcess is a versatile Java library designed for the creation and manipulation of PDF documents, allowing developers to send tailored PDF content to users while also processing incoming PDF files. Its seamless integration into existing PDF workflows is one of its key advantages, featuring an intuitive interface that simplifies document handling. Similar to other libraries we provide, jPDFProcess encompasses a wide range of functionalities including printing, setting document permissions and security, assembling documents, applying digital signatures, managing form fields, converting files to images, and text extraction. The library is capable of managing PDF documents sourced from URLs, files, and input streams, providing flexibility in document handling. Additionally, it offers the capability to save documents directly to files or output streams, enabling J2EE applications to serve PDF content directly to client browsers without the necessity for temporary file storage. Built upon Qoppa's proprietary PDF technology, jPDFProcess operates independently of any external PDF software, ensuring a streamlined experience for developers. This robust library is an excellent choice for anyone looking to enhance their PDF processing capabilities in Java applications.

With jOfficeConvert, Java applications can seamlessly convert Microsoft Word documents and Excel spreadsheets without requiring any user interaction. This Java library is capable of natively reading and transforming MS Word and Excel files, and it also allows for conversion to image formats or automatic printing of documents. As a fully Java-based solution, it is compatible with any platform that supports Java, including Windows, Linux, Unix, Solaris Sparks, Solaris Intel, and HP-UX. Notably, the library operates independently without relying on third-party software or native calls, making it suitable for use in server settings or as part of desktop applications. Key features include the ability to convert Word documents to PDF formats (.doc, .docx), convert Excel files to PDF when paired with JPDFWeb, merge multiple Word and Excel files into a single PDF document, and apply permissions and passwords to the resulting PDFs for added security. This versatility makes jOfficeConvert an essential tool for developers looking to manage document conversions efficiently.

jPDFOptimizer is a Java-based library designed to streamline and minimize the file size of PDF documents effectively. This tool works by eliminating unnecessary objects, identifying and combining duplicate images and fonts, and adjusting image resolution, compression methods, and color spaces to achieve optimal size reduction. It boasts a straightforward yet robust API that enables developers to customize their document optimization processes precisely. Leveraging Qoppa Software's advanced PDF technology, jPDFOptimizer operates independently of any third-party software or drivers. Being a fully Java-compatible library, it functions seamlessly across various operating systems, including Windows, Linux, and Solaris, as long as a standard Java implementation is available. Key features include the ability to modify image resolution, color space, and compression settings. Additionally, it supports advanced image compression techniques such as JPEG 2000 and JBIG2, as well as data stream compression. The library also efficiently eliminates unused elements, merges duplicate images and fonts, and offers flexible optimization parameters. Furthermore, it includes functionality for linearizing PDFs to enhance web viewing speed while maintaining support for the latest PDF standards and compatibility with JDK 1.6 and later versions. This comprehensive suite makes jPDFOptimizer an invaluable tool for anyone looking to optimize PDF documents effectively.

jPDFEditor caters specifically to developers and integrators, while Qoppa Software provides PDF Studio, a versatile desktop PDF editor compatible with Mac, Windows, and Linux, built on robust PDF technology. With jPDFEditor, users can easily load documents from various sources, including local and network drives, URLs, and Java input streams, which is particularly beneficial for runtime-generated documents or those sourced from databases. After making edits, the library also supports saving the modified documents. Key features include the ability to display and print PDF files, seamlessly convert text and image formats (like GIF, PNG, JPG, and TIFF) into PDFs, and fill out and save interactive PDF forms. Users can annotate and markup PDFs with full support for all types of PDF annotations, digitally sign documents, edit content, and perform redaction. Additionally, jPDFEditor offers optional modules for Optical Character Recognition (OCR) and document comparison. Its powerful API, known as jPDFProcess, enables extensive PDF manipulation, while features like text search, selection, and copy facilitate efficient document handling. The interface supports easy navigation through thumbnails, bookmarks, annotations, and signatures, complemented by advanced tools such as zoom, loupe, and snapshot functionalities. Overall, jPDFEditor provides a comprehensive solution for managing PDF files effectively.

jPDFWeb is a Java-based library designed for transforming PDF files into SVG or HTML5 formats. This library offers the capability to save files either in a local directory or directly through an output stream, enabling seamless delivery to a client browser from a J2EE server environment. Developed using Qoppa's proprietary PDF technology, jPDFWeb eliminates the need for additional drivers or third-party installations. Its compatibility with Java ensures that applications can operate across various operating systems including Windows, Linux, Unix (such as Solaris, HP UX, and IBM AIX), as well as Mac OS X and any other platform that supports Java runtime environments. Among its numerous features, jPDFWeb provides the ability to convert PDF documents into HTML5 or SVG formats, and when paired with jOfficeConvert, it can also transform Microsoft Word and Excel files into HTML5. Additionally, it supports the conversion of text, images, vector graphics, annotations, links, and form field data, while also validating digital signature statuses. The library can generate page thumbnails, accommodates CJK fonts, and is compliant with the latest PDF specifications, making it a versatile tool for developers. Furthermore, its flexibility allows for enhanced user experiences in web applications by integrating well with existing systems.