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Signs & symbols
Glyph
Buttons
normal, ok, Check
YellowGreen
512x512
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Mixed
Pixel
Simply 8-bits #5
pro, sms, Go
96x96
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Business & finance
Smooth
Pretty office icons part 5
Go, Back
256x256
Desktop apps
Farm-fresh
Go, Map
32x32
Go, picture
3D
I like buttons
perspective, green, Go
128x128
UI
Go, Action
16x16