Browsers and extensions to
Firefox
Firebug:
Great for web development and browser testing
*https://addons.mozilla.org/en-US/firefox/addon/1843*
FireFTP:
FTP access through browser
*https://addons.mozilla.org/en-US/firefox/addon/684*
Developers tool bar:
Allows you to turn off css, images etc. which help with testing usability on non standard platforms.
*https://addons.mozilla.org/en-US/firefox/addon/60*
Fireshot:
Can take screen shots of the full browser
https://addons.mozilla.org/en-US/firefox/addon/5648
Measure it:
Adds a handy measuring tape to firefox
https://addons.mozilla.org/en-US/firefox/addon/539
IE
Multiple ies:
You can get multiple ie’s set up for testing - ie. have ie6 and ie7.
Note: adding to Windows vista requires a little bit of messing, but its worth it.
http://multipleies.en.softonic.com/