Browse free open source HTML/XHTML software and projects below. Use the toggles on the left to filter open source HTML/XHTML software by OS, license, language, programming language, and project status.
WebDriver for Firefox
HTML to PDF converter for PHP
A patched version of discord, with bot login support
The granddaddy of HTML tools, with support for modern standards
Create QR Codes in PHP
Convert PDF to HTML without losing text or format
Powerful rich text editor framework with a modular architecture
Converts PDF, DOC, DOCX, XML, HTML, RTF, etc to plain text
The next generation Javascript WYSIWYG HTML Editor
Convert HTML to PDF using Webkit (QtWebKit)
phpipam open-source IP address management
PufferPanel is an open source game server management panel
Simple library that provides standard Unicode emoji for all platforms
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
C# .NET Core wrapper for wkhtmltopdf library that uses Webkit engine
A JS-independent, tree-shakeable CSS framework
HTML, CSS and JS framework for developing responsive websites and apps
An HTML5 parsing library in pure C99
LaTeX.css is a library that makes your website look like a LaTeX doc
The Ray Tracing in One Weekend series of books
XSS sanitizer for HTML, MathML and SVG