UI icons

Free Website icons
6 icons
Free for commercial use
Benbackman
Comic iPad
6 icons
Free for commercial use (Restrictions apply - read license)
Fasticon
16x16 Free Toolbar Icons
77 icons
Free for commercial use (Include link to authors website)
Aha-Soft
Rise
Free
21 icons
Free for commercial use
Benji Garner
Bright
149 icons
Free for commercial use (Do not redistribute)
IconEden
Birdies
12 icons
Free for commercial use (Do not redistribute)
IconEden
Gmail icons
5 icons
Free for non commercial use
MayoSoft
49 hand drawn icons
49 icons
Free for commercial use
Aleksandra Wolska
Fliraneo
5 icons
Free for commercial use
Artdesigner.lv
Vaga
Free
60 icons
Free for commercial use
Ed Merritt