PNG ICO ICNS MORE
Computer & hardware
3D
Human o2
light, bulb, Idea
DarkGray
128x128
Desktop apps
Smooth
One bit
Idea, bulb, light
Goldenrod
48x48
Photography & graphic design
Dark Glass
bulb, light, Idea
Yellow
Pixel
Circular
bulb, hint
LightSeaGreen
16x16
Shopping & e-commerce
Siena
green, bulb
Black
256x256
bulb, Blue
bulb, red
Chocolate
bulb
Idea, yellow, bulb
UI
Fugue Icons
bulb, light, Arrow
Olive
light, exclamation, bulb
bulb, pencil, light
off, bulb, light
DimGray
light, bulb, Minus
plus, bulb, light
bulb, light
light, off, bulb
light, tip, bulb