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Fugue
correct, right, check on
LimeGreen
16x16
Signs & symbols
3D
Free 3d Glossy Interface Icon Set
checkmark, Accept, Check
80x80
UI
Smooth
Elegant Themes Icons
tick, checkmark
48x48
Pixel
Fugue Icons
tick, button
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Desktop apps
Free Applications Icons
Check, good, tick
24x24