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
Convert HTML to PDF using Webkit (QtWebKit)
HTML to PDF converter for PHP
Electron based open source toolbox, free integration of rich plug-ins
Convert PDF to HTML without losing text or format
The granddaddy of HTML tools, with support for modern standards
HTML, CSS and JS framework for developing responsive websites and apps
Powerful rich text editor framework with a modular architecture
phpipam open-source IP address management
Tabler is free and open-source HTML Dashboard UI Kit
Simple library that provides standard Unicode emoji for all platforms
From community websites to web applications, this CSS framework
The Ray Tracing in One Weekend series of books
Web Extension for Firefox/Chrome/MS Edge and CLI tool
Rust high performance xml reader and writer
The fastest way to create an HTML app
The next generation Javascript WYSIWYG HTML Editor
HTML Loader
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
A patched version of discord, with bot login support
Create HTML profiling reports from pandas DataFrame objects
The HTML5 Creation Engine, to create beautiful digital content