A developer-friendly API for converting numerous document formats into PDF files, and more!

A Python library for reading and writing PDF, powered by QPDF

Simply remove known password from multiple pdf (python or powershell)

Simple Go bindings for qpdf C / C++ API; mostly for linearization.

A transient Emacs wrapper for qpdf

qpdf binary for our alpine images

GitHub Action that installs qpdf, for PDF files processing in command-line

Docker image for QPDF

Secure PDF protector: convert to images, apply blur/noise, embed random watermarks, lock with qpdf (extract=no). Anti-copas, anti-OCR, no password needed. Ghostly defense for your files.

Scripts to reorder PDFs for easier multiple page/sheet printing and cutting.

Up-to-date qpdf binary buildpack for heroku.

A PDF manipulation library based on QPDF

PDF compression and manipulation service

PDF Mix Tool is a simple and lightweight application that allows you to perform common editing operations on PDF files.

A tool for removing PDF protection restrictions.

Python (2.7) algorithm to extract data from locked PDF files using the package bsp4;

Converting digital PDFs to simulated scanned PDFs.

Remove annotations from PDF files.

Ruby wrapper for qpdf, forked to add support for split pages and decryption with password