PNG ICO ICNS MORE
Gloss: Basic
wrong, warning, Alert
SteelBlue
32x32
Oxygen
notification, about, Desktop
128x128
Gnome 2.18 Icon Theme
LED
warning, Error, wrong
16x16
Simplicio
Alert, warning, Application
Primo
Blue, wrong, Alert
Silk
exclamation, Alert, layout
Error, wrong, Alert
Error, warning, Alert
warning, wrong, Alert
Silk Companion 1
Disk, exclamation, wrong
warning, exclamation, Alert
Fugue
water, exclamation, wrong
globe, earth, Error
charge, Battery, Energy
Error, exclamation, wrong
flask, warning, wrong
Jar, exclamation, warning
Hourglass, exclamation, wrong
UI
Pixel
Fugue Icons
document, Blue, exclamation
Ice, exclamation
Battery, exclamation
exclamation, Beaker
exclamation, flask
