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
phpipam open-source IP address management
HTML, CSS and JS framework for developing responsive websites and apps
Convert HTML to PDF using Webkit (QtWebKit)
A static analyzer for Java, C, C++, and Objective-C
The granddaddy of HTML tools, with support for modern standards
Web Extension for saving a copy of complete web page in a single file
Convert PDF to HTML without losing text or format
Powerful rich text editor framework with a modular architecture
A language for writing HTML user interfaces in Go
Tabler is free and open-source HTML Dashboard UI Kit
Converts CSS selectors to XPath expressions
Hgh power tools for HTML
XSS sanitizer for HTML, MathML and SVG
Free Introduction to Bash Scripting eBook
The next generation Javascript WYSIWYG HTML Editor
Publii is a desktop-based CMS for Windows, Mac and Linux
Simple library that provides standard Unicode emoji for all platforms
Userscript designed to expand the functionality of YouTube
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
Design responsive HTML emails that work on any device & email client