MozLab | hyperstructMozRepl and MozUnit (formerly bundled as MozLab) will hopefully make your experience of developing AJAX and Mozilla applications suck less. They're packaged as extensions for Firefox/Thunderbird/XULRunner and released as open source. Have a look at the videos for some of the cool things you can do with them. MozRepl Connect to Firefox and other Mozilla apps, explore and modify them from the insid
