PNG ICO ICNS MORE
Desktop apps
Smooth
Gloss: Adobe Products
photoshop, Elements, adobe
MediumTurquoise
512x512
Cartoon
Puck icons pack II
Skype
300x300
Social media
Social Networking Icons
twitter, social media
256x256
Mixed
Scrap
Blue, Folder, open
128x128
3D Cartoons III
Classic, Info, workshop
Sleek XP: Software