Headless browsers

Zombie.js

headless browser, using node

https://github.com/assaf/zombie/blob/master/README.md

http://zombie.labnotes.org

SpookyJS

drive casper from node

https://github.com/WaterfallEngineering/SpookyJS

Headless Firefox

Using Xvfb – the X Virtual FrameBuffer

http://www.installationpage.com/selenium/how-to-run-selenium-headless-firefox-in-ubuntu/

http://www.semicomplete.com/blog/geekery/xvfb-firefox.html

On a Mac in X11:

http://afitnerd.com/2011/09/06/headless-browser-testing-on-mac/

HTML5Robot

HTML5Robot is Windows only.

http://html5robot.com