Browse free open source Formats and Protocols and projects for Linux below. Use the toggles on the left to filter open source Formats and Protocols by OS, license, language, programming language, and project status.
PDF transformation/manipulation program + library
XML editor
Convert HTML to PDF using Webkit (QtWebKit)
The universal markup converter
Fast XML parser library in C
Zefania XML bible modules
A simple interface for working with TeX documents
Scan documents to PDF and other file types, as simply as possible.
A PDF Reader in JavaScript
A cross-platform XML/CSS based eBook reader
PHP library generating PDF files from UTF-8 encoded HTML
PHP class for PDF
Development toolkit for Web Services and XML data bindings for C & C++
An ebook reader application supporting PDF, DjVu, EPUB, FB2, etc.
WebDriver for Firefox
converts PostScript or PDF files to other vector graphics formats
Convert PDF to HTML without losing text or format
OCRmyPDF adds an OCR text layer to scanned PDF files
C++ JSON parser (Now in GitHub)