Some headless browser for test automation

• Guillotine – A .NET headless browser, written in C#
• PhantomJS – a headless WebKit scriptable with a JavaScript API
• Zombie – Insanely fast, full-stack, headless browser testing using node.js
• CasperJS – a navigation scripting & testing utility for PhantomJS and SlimerJS
• HeadlessBrowser – headless browser, for testing the DOM on Node.js
• SlimerJS – a scriptable browser for Web developers
• trifleJS – a headless Internet Explorer browser using the .NET
• Jabba-Webkit – a headless webkit browser for scraping AJAX
• HtmlUnit – a GUI-Less browser for Java programs
• Awesomium – HTML UI Engine for C++ and .NET
• env.js – a pure JavaScript browser environment