qpdf

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

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.

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

A tool for removing PDF protection restrictions.

PHP class for access QPDF C Interface

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.

Shell Script Redact PDF using open source softwares

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