PNG MORE
UI
Pixel
BWPX
Check, bullet
Silver
18x18
success, ok, yes
Gray
Mixed
Mini icons 2
ok, Check, tick
Lavender
10x10
PNG ICO ICNS MORE
Gnome icons
Check, macro, Brackets
Black
24x24
Check, filled
16x16
Fugue Icons
tick, frame, Check
DarkSlateGray
ok, shield, Check
Green
Accept, Circle, tick
Check, ok, tick
tick, Check
Family & home
Snow
Check
WhiteSmoke
32x32
C9d
confirm, ok, Check
OliveDrab
Desktop apps
Diagona Icons
Check, ok
ForestGreen
Splashyfish
save, yes, green
33x33
Check, Accept, success
Twotiny
yes, Check, green
DarkGreen
12x12
Computer & hardware
ASP.NET icons
out, Check
Arrow, download, green
list, Check, ordered
DarkBlue
Mini
Page, Check, ok
LightBlue
Silk
Active, validate, right
MediumSeaGreen