PNG MORE
UI
Pixel
Bijou
lightbulb
Black
10x10
PNG ICO ICNS MORE
Business & finance
Glyph
Wireframe mono icons
48x48
Music & multimedia
Iconic
20x32
Network & communications
3D
BeOS
jabber, lightbulb, Idea
128x128
Desktop apps
Smooth
Farm-fresh
32x32
Add, lightbulb
delete, lightbulb
off, lightbulb
Computer & hardware
Human o2
lightbulb, Idea, power
Ecqlipse 2
Idea, lightbulb