PNG ICO ICNS MORE
UI
Smooth
Matte set: Basic
Accept, tick
DarkSeaGreen
32x32
Pixel
Fugue Icons
Circle, tick
Green
16x16
tick, Circle, ok
DarkSlateGray
tick, shield, ok
ok, Check, tick
tick
Gnome icons
tick, Checkbox, Form
Black
24x24
tick, frame, Check
ok, shield, Check
Accept, Circle, tick
Check, ok, tick
tick, Check
Check, correct, yes
ForestGreen
48x48
Mini
Page, Check, ok
LightBlue
Silk
Active, validate, right
MediumSeaGreen