PNG ICO ICNS MORE
Stuttgart
Busy
Firebrick
32x32
Hamburg
Addictive Flavour
Busy, sign, red
48x48
Fugue
Busy, Status
16x16
Avatars & smileys
Pixel
UI
Smooth
Fugue Icons
Busy, Status, offline
Mixed
PC 100 Icon Pack
Busy, red, sign