Best PDF Merge Software for Linux of 2025

Pdftools can help you process thousands of documents, or even millions. The suite of SDKs from Pdftools is designed for industries that are document-intensive. They will make your document workflows faster, easier, and less stressful. The Pdftools products are built on SDKs or APIs. They integrate seamlessly with your existing systems and applications. Process thousands of documents per minute. Our tools are designed to be fast and efficient. We are engineers at heart and only accept the most reliable, usable and well documented platforms. File sizes can be reduced, but quality and interactivity are not compromised. Your documents will be compliant with long-term archiving. We have documented every detail of our products so that you can easily get started.

Global OEMs, SaaS and enterprise end-users rely on Adobe PDF Library to automate the creation, editing and management of PDFs. An Adobe partner, our SDK uses the same source code as Acrobat for stability, reliability and quality results. Languages: .NET, .NET Framework, Java and C/C++ Platforms: Windows, Linux & MacOS Package managers: NuGet & Maven Capabilities include but are not limited to: -Annotations -Content creation -Content modification -Color management -Extraction - text, images, forms -Compression/optimize -Conversion - PDF/A, PDF/X, EPS, PostScript, XPS, ZUGFeRD, color -Display, Printing -Extract text, images & other content -Forms - Import, export, flatten static & dynamic XFA forms, AcroForms -Images - extract, import/export, thumbnails, render/rasterize pages, separations -Optimization - size, content, images, etc. -OCR - add text to document, add text to image -PDF to Office Documents (Word, Excel, PPT) -Security - Viewer settings, redactions, password, encrypt/decryption, watermark Pricing options for OEMs, SaaS & end-users are flexible and based on usage. Shorten development times & get to market faster with Adobe PDF Library. Free trial - download today.

Create, review and edit PDF Documents with this full-featured PDF editor available for Windows, Mac, and Linux. PDF Studio is easy to use and a dependable substitute for PDF editors such as Adobe® Acrobat®. It contains all the PDF features and tools needed at a much affordable price, maintaining full compatibility with PDF standards. PDF Studio Standard Features: -Create PDFs -Scan to-PDF -Annotate and markup PDFs -Precision Measuring Instruments -Fill in and Save PDF Forms -Secure Documents -Append/Delete Pages -Create Watermarks, Headers, Footers -Loupe, Pan & Zoom, Rulers, etc... -Document Storage Integrations -DocuSign Integration -Supports PDF 2.0 standards PDF Studio Pro Features: -All features in Standard, Plus... -Interactive Form Designer -OCR (Text Recognition). -Content editing (Text and images) -Redact & Sanitize PDFs -Compare PDFs -Optimize PDFs -Digitally Sign PDFs -Advanced Imposition

Transform, generate, modify, perform OCR, contrast, and endorse PDFs seamlessly. Adjust the interface's language and visual style between light and dark themes to enhance your PDF experience. Personalize your conversions by choosing specific pages, paragraphs, or even individual lines for accurate transformation. Utilize a specialized PDF to Excel conversion feature to accurately extract intricate table data into Microsoft Excel, complete with a Smart Layout Detector to preserve original table formatting. Revise text and pages within PDFs, while also providing options to annotate and redact sensitive information. Sign your PDF documents effortlessly and fill out, modify, or create PDF forms as needed. Divide documents into uniform sections for easier handling. Convert scanned PDFs in multiple languages, including English, French, Spanish, and German. Streamline the batch conversion process by queuing numerous PDF files or entire directories for efficiency. Create PDFs in bulk from a variety of formats and consolidate multiple PDFs into a single document. Secure your PDFs by adding passwords and setting file permissions, whether starting from blank pages or existing files. Able2Extract Professional serves as your all-in-one solution for managing PDF files effectively. With its extensive features, it ensures you have all the tools necessary to handle any PDF task with precision and ease.

SanPDF was developed by Sanshangyun Technology Co. Ltd. It supports many document formats, including PDF and e-book. It can also convert between PDF and office documents. We are committed to developing intelligent and convenient products for Internet users. Through technical innovation and humanized design concepts, we aim to create software that will improve your office and personal life. We want to make your life more enjoyable, easier and more efficient. SanPDF supports many file formats, including PDF, XPS and DjVu as well as Mobi, CHM, Mobi and EPUB e-books. SanPDF can help you convert PDF files such as PDF to Word (.docx), PDFto Excel(.xlsx), and PDF to PPT (.pptx), Word, Excel, PDF, Excel, PPT, PDF, and PDFto JPEG, JPEG, BMP image.

JPedal makes it easy to work with PDF files in Java. All common tasks can be solved by simply adding a few lines code to your application. IDRsolutions has been actively developing the software for more than 20 years. It can work with any problem PDF files. JPedal supports all PDF 2.0 file specifications, including Encyption and Blending, Forms and Annotations, PostScript and OpenType fonts. JPedal comes with lots of sample code and APIs that can be easily integrated into your code. Adding a feature to your code requires only 2-3 lines of code. JPedal uses its own font engine and custom images libraries to produce high quality images and provide maximum Java performance. JPedal is actively being developed with nightly builds as well as monthly releases. The same people who code the code also provide support.

Synap PDFocus allows users to convert and merge over 30 different document formats into a PDF without needing to install any additional software. This tool enhances document management efficiency by combining various formats into a cohesive PDF, facilitating easier sharing and collaboration. It seamlessly transforms HTML, MS Office files, and electronic approval formats into a single, high-quality PDF while maintaining user convenience. The technology also includes features that detect and eliminate potentially harmful code, ensuring that reconstructed PDFs are safe. Additionally, electronic approval documents and their attached files are consolidated into one PDF for streamlined storage. Users receive email notifications post-conversion for secure attachment validation. Furthermore, educational materials in multiple formats can be merged into a single PDF file, simplifying access and organization for users. Overall, Synap PDFocus serves as a comprehensive solution for anyone needing to manage documents efficiently in a digital environment.

The Apache PDFBox® library serves as a versatile open-source tool in Java for managing PDF documents. This project facilitates the creation of new PDFs, as well as the modification of existing ones and the extraction of content from those documents. Additionally, Apache PDFBox features a variety of command-line utilities that enhance its functionality. Released under the Apache License v2.0, this library allows users to extract Unicode text from PDFs, split a single PDF into multiple files, or combine several PDFs into one. It also enables the extraction of data from forms or the filling of PDF forms, along with validating PDF files according to the PDF/A-1b standard. Users can print PDFs via the standard Java printing API, create new PDFs from scratch that include embedded fonts and images, and save PDFs as image files like PNG or JPEG. Furthermore, the library offers the capability to digitally sign PDF documents, enhancing their authenticity and security. It's important to note that users should review the export control information concerning the encryption features provided by Apache PDFBox for compliance with regulations.

You can convert Microsoft Word documents and Excel spreadsheets directly from Java applications without any user intervention. jOfficeConvert is a Java library which can read and convert MS Word and Excel documents natively. It can also convert to images or print the documents automatically. The library is 100% Java and can be used on any platform that supports Java (Windows, Linux, Unix, Solaris Sparks, Solaris Intel. HP-UX). The library doesn't use any third-party software or native calls. It can be run in a server environment, or integrated into a desktop program. Main Features Convert Word documents to PDF (.doc,.docx) Convert Excel documents to PDF (when combined with JPDFWeb) Merge multiple Word and Excel files into one PDF document. Set permissions and passwords for the resulting PDF documents.

jPDFOptimizer, a Java library that optimizes and reduces the size of PDF documents, is available. jPDFOptimizer removes unnecessary objects from PDF documents, detects and merges duplicate images and fonts, as well as altering image resolution, compression, and color spaces to reduce their size. The library offers a simple, but powerful API that allows the calling application to fine tune how to optimize documents. jPDFOptimizer uses Qoppa Software's extensive PDF technology. It does not require any third-party software or drivers. The library is 100% Java, and can be used on any operating system that has a standard Java implementation such as Windows, Linux and Solaris. Features -Modify image resolution, color space and compression -Compress images with JPEG 2000, JPEG 2000, and JBIG2 -Compress data streams -Remove any unused items -Remove duplicate images and fonts and merge them -Flexible optimization options Linearize PDFs for quick web view Support for the latest PDF format Support for JDK 1.6+