PNG ICO ICNS MORE
Desktop apps
Flat
Adobe Icons Metro
lightroom, Cs6, Cs
CornflowerBlue
512x512
Appicns
appicns, ichat
513x513
appicns, itunes
UI
Metro UI Icon Set
microsoft, security, Essentials
google, chromium
ichat, mac
chromium, google
google, voice
music, sound, Apple