Small python-gtk application, which helps the user to merge or split pdf documents and rotate, crop and rearrange their pages using an interactive and intuitive graphical interface.
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The best open source alternative to PDFsam is PDF Arranger. If that doesn't suit you, our users have ranked more than 100 alternatives to PDFsam and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to PDFsam are Stirling PDF, PaperKnife, PDFTK Builder and PDF Toolbox (ALMARFELD).
Small python-gtk application, which helps the user to merge or split pdf documents and rotate, crop and rearrange their pages using an interactive and intuitive graphical interface.




Locally hosted web application offering an interactive GUI to merge, split, reorganize, convert, compress, watermark, secure, sign, flatten, repair, extract images, detect blanks, apply OCR, set permissions, and enable file processing or API integration for PDFs.




Privacy-first PDF utility (Zero-Server Architecture). Merge, split, compress, and edit PDFs 100% locally on your device. No uploads, no servers, no tracking.


PDFTK Builder is a free graphical interface to for PDFtk, making it much easier to use. It is a easy to use tool to collate (merge), split, encrypt, decrypt, stamp and rotate (only 90°, 180° or 270°) pdf documents.


PDF Toolbox is a free, MIT-licensed Windows desktop application by ALMARFELD for working with PDF copies locally. Merge, split, extract and rotate pages; reorder, duplicate or remove pages in a reviewable export plan with session undo.

Open PDF Studio is a lightweight, native desktop application that provides professional-grade PDF annotation, markup, and editing tools without subscriptions, telemetry, or bloatware. Built with Tauri 2 and web technologies, it delivers a fast, modern experience with a Microsoft...




Open-source PDF viewer and editor using Qt framework, featuring hardware-accelerated rendering, encryption, multithreading, text-to-speech, annotation tools, form filling, high-res monitor support, document compression, audio book conversion, and signature validation.


PDFtk is a simple tool for doing everyday things with PDF documents. It comes in three flavors: PDFtk Free, PDFtk Pro, and our original command-line tool PDFtk Server.


jPDF Tweak is a Swiss Army Knife GUI application for PDF documents: combine, split, rotate, reorder (n-up, booklet), watermark, edit bookmarks/fileinfo/pagetransition, compress, encrypt, decrypt, sign, repair, edit attachments and more.

A feature-rich, privacy-focused PDF app built with Jetpack Compose and Material 3. View, edit, and manage PDFs with 12 powerful tools including merge, split, compress, rotate, lock/unlock, and more. Supports bookmarks, table of contents, full-text search, and auto-scroll for...



LibreSign is a web application for electronic signatures (e-Sign) that offer the possibility of signing documents online with security and agility.

Merge, split, rotate, crop and rearrange pdf documents and their pages using an interactive and intuitive graphical interface.

