PNG ICO ICNS MORE
UI
Flat
Metro UI Icon Set
chrome, google
IndianRed
512x512
3D
Momentum Matte icons
cancel
32x32
Color, delete, film
Gnome Web Icons
Emblem, Colors, Desktop
Smooth
Matte set: Basic
delete, Can, Trash
16x16
Pixel
WooFunction Icon set
Close, delete
Lynx Black
messagebox, Critical
22x22
Vaga
delete, talk, Comment