PNG ICO ICNS MORE
Computer & hardware
Smooth
Crystal Project
yahoo, invisible
Gainsboro
16x16
Protocol, yahoo
Gold
48x48
Mobile, yahoo
Gray
yahoo, tea
DarkGray
UI
Function icons
yahoo
WhiteSmoke
Social media
Web 2 icons
512x512
Icons Web 2.0
Red
128x128
3D
Crystal Clear
yahoo, Busy
Tomato
away, yahoo
OrangeRed
Idle, yahoo
SlateBlue
tea, yahoo
DimGray