PNG ICO ICNS MORE
Social media
Smooth
Qvoppies
google
DarkSlateGray
32x32
PNG MORE
Mobile apps
Google iOS 7 app icons
chrome, google
120x120
Desktop apps
wood leather apple icons
plus, google
516x517
google, Maps
Farm-fresh
Athena HD
126x128
Windows 8 Metro Style Icons
google, Px
256x256
Modern Web Social Icons
google plus one, google, plus one
Circular Social Media
128x128