PNG ICO ICNS MORE
UI
Pixel
Gnome icons
smiley, 15
Black
16x16
smiley
smiley, 17
18, smiley
Khaki
19, smiley
Goldenrod
21, smiley
20, smiley
23, smiley
SandyBrown
25, smiley
smiley, 26
6, smiley
smiley, happy face
9, smiley
Desktop apps
Splashyfish
Amused, smiley
Gold
smiley, happy
smiley, surprised
Tango
Face, smiley, Cry
DarkSlateGray
32x32