Pitbull
Recount
Bartender (actionbars)
onebag/onebank (makes your bags and bank look like 1 big bank/bag)
deadlyboss mods
Postal (to open all mail with 1 click)
EcastingBar
auctioneer


Those are the important ones.

and 'LargerMacroIconSelection' because it's so damn usefull