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Desktop apps
Flat
Circle Icons
Yelp
Brown
512x512
Social media
Smooth
The Circle Icons
Adobeindesign
Pixel
Adobe Flurry
adobe, Premium, cs5
Cartoon
Artcore 4
Lexikon
Pidgin
Puck icons pack II
Cs, adobe, Authorware
300x300
Mobile apps
3D
Breathe
Lastfm
48x48
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Social and web icons
Last.fm
64x64