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.
HTML to PDF converter for PHP
Convert HTML to PDF using Webkit (QtWebKit)
WebDriver for Firefox
Convert PDF to HTML without losing text or format
HTML, CSS and JS framework for developing responsive websites and apps
The granddaddy of HTML tools, with support for modern standards
Powerful rich text editor framework with a modular architecture
Tabler is free and open-source HTML Dashboard UI Kit
phpipam open-source IP address management
The Ray Tracing in One Weekend series of books
Simple library that provides standard Unicode emoji for all platforms
The next generation Javascript WYSIWYG HTML Editor
Web Extension for Firefox/Chrome/MS Edge and CLI tool
Userscript designed to expand the functionality of YouTube
Hgh power tools for HTML
A JS-independent, tree-shakeable CSS framework
Status, process, and documents for ECMA-262
Java library for working with real-world HTML
Free Introduction to Bash Scripting eBook
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
PufferPanel is an open source game server management panel
Classic modular front-end UI framework