PNG ICO ICNS MORE
UI
Flat
Metro UI Icon Set
Picasa, google
DarkOrchid
512x512
contacts, Folder
SEO & web
Glyph
Metro Uinvert Dock
card, windows, space
256x256
contacts
Aperture
google, Picasa
Folder, contacts
Social media
Metro UI Dock
windows, space, card
space, card, windows
PNG MORE
Desktop apps
Mirror, google, Picasa
640x640
Mirror, Aperture
Picasa, Mirror, google