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

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

Docker image for QPDF

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

Shell scripts for easier decrypting PDF files with a password using QPDF (Mirror repository)

A PDF manipulation library based on QPDF

Up-to-date qpdf binary buildpack for heroku.

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

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

A tool for removing PDF protection restrictions.

PHP class for access QPDF C Interface

Shell Script Redact PDF using open source softwares

PHP library to work with QPDF: https://github.com/qpdf/qpdf

Converting digital PDFs to simulated scanned PDFs.

My company provides the Payslips in Protected PDFs, but in order to keep track of all of the payslips, I needed an tool that Uncrypt the PDF, Merge them and Encrypt again.