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Avatars & smileys
Pixel
Gowemto smileys
Face, Emoticon, sad
Gold
16x16
sad, Face, smiley
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Business & finance
24x24 Free Pixel Icons
sad
Goldenrod
24x24
Network & communications
16x16 Free Application Icons
CornflowerBlue
UI
Windows 8 Pack (Metro Style)
DarkSlateGray
26x26
Fugue Icons
sad, smiley, Blue
SandyBrown
Computer & hardware
WooCons #1
smiley, sad
32x32
Bitcons
64x64
Arrows
Sanscons
Black
Family & home
Shrunk Pidgin Smilies
Khaki
Developpers
Blue, smiley, sad
star, sad, smiley
sad, Emoticon, smiley
Mazes
sad, smiley
19x19
Mixed
Mini icons 2
Lavender
10x10
Snow
WhiteSmoke
Tango
Face, sad
DRF