Firefox addons
These are the Firefox addons that I cannot live without:
Splash: https://addons.mozilla.org/en-US/firefox/addon/2995
Search With: https://addons.mozilla.org/en-US/firefox/addon/2194
Domain Details: https://addons.mozilla.org/en-US/firefox/addon/2166
Live PageRank: https://addons.mozilla.org/en-US/firefox/addon/2007
Google Preview: https://addons.mozilla.org/en-US/firefox/addon/189
ShowIP: https://addons.mozilla.org/firefox/590/
Cert Viewer Plus: https://addons.mozilla.org/firefox/1964/
NetCraft Toolbar: https://addons.mozilla.org/firefox/1326/
Server Spy: https://addons.mozilla.org/firefox/2036/
Signature: https://addons.mozilla.org/firefox/578/
Tab Mix Plus: https://addons.mozilla.org/firefox/1122/
Live HTTP Headers: https://addons.mozilla.org/firefox/3829/
Header Spy: https://addons.mozilla.org/firefox/4276/
Tiny Menu: https://addons.mozilla.org/firefox/1455/