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
WebDriver for Firefox
Convert HTML to PDF using Webkit (QtWebKit)
Convert PDF to HTML without losing text or format
HTML, CSS and JS framework for developing responsive websites and apps
phpipam open-source IP address management
Powerful rich text editor framework with a modular architecture
Tabler is free and open-source HTML Dashboard UI Kit
The next generation Javascript WYSIWYG HTML Editor
The granddaddy of HTML tools, with support for modern standards
PufferPanel is an open source game server management panel
XSS sanitizer for HTML, MathML and SVG
Simple library that provides standard Unicode emoji for all platforms
Hgh power tools for HTML
Lighter, faster browser kernel of blink to integrate HTML UI in apps
An extensible Markdown Editor, Viewer and Weblog Publisher for Windows
Userscript designed to expand the functionality of YouTube
A JS-independent, tree-shakeable CSS framework
Centralized, well-typed, non-blocking set of APIs for PHP programmers
The warehouse's SpringBoot-based rights management system
Web Extension for saving a copy of complete web page in a single file
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript