PNG ICO ICNS MORE
Human-O2
tip, Light bulb, Idea
Khaki
128x128
PNG MORE
Glyphish
Light bulb
Black
14x21
Web Design
DarkGray
32x32
off, Light bulb
Token
256x256
Token Dark
Token Light
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Mixed
Outline
Miscellaneous
bulb, Idea, miscellaneous
512x512
Education & science
Line mix Vol.2
Electric, new idea, Check
Filled outline
Line color mix Vol.1
Electric, Check, bulb
OldLace
Line color mix Vol.2
Electric, Light bulb, new idea
Network & communications
Line color mix Vol.3
bulb, new idea, Check
DarkKhaki
Music & multimedia
Line mix Vol.1
bulb, Check, Light bulb
Culture & communities
aami flat: New Year Resolutions!
Improve, ideas, Light bulb
Silver
Signs & symbols
Flat
Circle Icons
Light bulb, bulb, light
IndianRed
Light bulb, bulb, brightness
UI
Glyph
Very Basic. Android L (Lollipop)
electricity, Light bulb, Idea
PNG SVG MORE
Pixel
8-Bit
electricity, charge, Bit
Retina Display Icons
light, bulb, off
64x64
Desktop apps
Handdrawn
Web Cartoon
Light bulb, Idea
48x48
Business & finance
3D
Seven General Icons
Computer & hardware
Discovery
Light bulb, bulb
Human o2
Idea, Light bulb, tip
Diagona Icons
Idea, Light bulb
Goldenrod
16x16