PNG ICO ICNS MORE
UI
Pixel
Fugue Icons
frame, Clock
DarkSlateGray
16x16
Circle, frame, cross
cross, octagon, frame
Gnome icons
frame, styles
WhiteSmoke
frame, group, Form
Snow
24x24
frame
Floating, frame, insert
frame, Column, insert
Black
insert, frame, Text
Text, Draw, frame
23x24
frame, vertical, Draw
Minus, frame, Circle
octagon, Minus, frame
Circle, frame, plus
tick, frame, Check
cross, Circle, Error
cross, frame, octagon
exclamation, frame
exclamation, frame, octagon
Khaki
frame, Information