PNG MORE
Desktop apps
Flat
Metro UI Dock
Ubuntu, Mirror
OrangeRed
640x640
PNG ICO ICNS MORE
Reddit
512x512
Ubuntu
Fl, studio
Social media
3D
3D Social Media Icon Pack
128x128
Smooth
A Clean Mini Social Media Icon Set
blogger
32x32
RSS icons
Mandarino, Rss
UI
Pixel
Sketchdock Ecommerce Icons
Flame, hot, fire
24x24
Photography & graphic design
Weaver Icon Set
Add, Favourites
Handdrawn
Hand Drawn Social
64x64
Free Applications Icons
Message, Attention, exclamation
Favorites, date, pair
Mixed
Web Application Icons Set
power, Exit
48x48