PNG ICO ICNS MORE
Desktop apps
Smooth
Farm-fresh
document, todo
WhiteSmoke
32x32
PNG MORE
Astra
todo, Things
59x60
Mixed
Bunch of Bluish Icons
todo
Black
512x512
Addictive Flavour
todo, Social
LightSlateGray
48x48
Avatars & smileys
Picnic
SandyBrown
70x70
Red
MediumOrchid
LawnGreen
SteelBlue
Mobile apps
Dusk
UI
User Interface Icons
list, todo, Add
LightSteelBlue
80x80
remove, paper, list
list, todo
Computer & hardware
Crystal Project
256x256
Network & communications
Oxygen
Kontact, Checklist, todo
Gainsboro
DarkSlateGray