Browse free open source PDF software and projects below. Use the toggles on the left to filter open source PDF software by OS, license, language, programming language, and project status.
A PDF Reader and Note-taker for OS X
Scan documents to PDF and other file types, as simply as possible.
PDF transformation/manipulation program + library
Convert HTML to PDF using Webkit (QtWebKit)
PHP library generating PDF files from UTF-8 encoded HTML
The universal markup converter
HTML to PDF converter for PHP
A PDF Reader in JavaScript
OCRmyPDF adds an OCR text layer to scanned PDF files
converts PostScript or PDF files to other vector graphics formats
PHP class for PDF
A PDF processor written in Go
open source Java library for creating and editing PDF files
HTML5 client solution for generating PDFs
Open source PDF editor
Multi-format (PDF, EPUB, MOBI, FB2, CHM, XPS, DjVu) reader for Windows
Converts every printable document to PDF, JPG, PNG, TIF and more
A library that can help you with generating PDF documents
Extract data in CSV format from PDFs
A PDF parsing, modification and creation library.
Enhanced version of the PDFTK Builder GUI for PDF Toolkit on Windows