Usefull Addons for Webapplication Pentesting

So here is just a very short one. Always when I have to set up a new pentest machine, I have to look it up again, so here is a small list of browser addons that are usefull for webapp pentesting:

Wappalyzer
Hackbar
Firebug
FoxyProxy
Export Cookies
ProfileSwitcher
Web Developer Toolbar
GroundSpeed
Tamper Data
ImmuniWeb