PNG ICO ICNS MORE
Desktop apps
Smooth
Icons Mega Pack 1 and 2
adobe, cs3, illustrator
Chocolate
256x256
Farm-fresh
vehicle, safety, flag
32x32
Computer & hardware
Crystal Project
about, stock
16x16
Social media
Check Social Icons
Addthis
48x48
Music & multimedia
Flurry for Audio
Aimp
512x512
Files & folders
FS Icons Ubuntu Light
drag, Accept, Folder
FS Icons Ubuntu Dark
New Google Product Icons
Analytics
128x128
Rounded Square icons
Ai, tutorials
320x320
UI
All Google icons
Apple
Gloss: Adobe Products
adobe, illustrator
media, adobe, player
shockwave, adobe
Shine
paper, plus, Add
CS5
File, Ai, document
Elegant Themes Icons
Address, Book
Back, Arrow, red
Arrow, red
PNG MORE
Spirit20
Cz, Add, Briefcase
20x20
Add, Browser, Rss
Education & science
Basic Set 2
promote, blog, advertising
64x64
Bloggers Vol 1-7
Folder, Add