PNG ICO ICNS MORE
Fugue
Error, Alert, exclamation
WhiteSmoke
16x16
Flavours
exclamation, mail, Message
48x48
Human-O2
gtk, Error, warning
128x128
VISTA ALARM
wrong, Error, Alert
256x256
Web Design
Blank, exclamation, Page
32x32
Error, wrong, Text
PNG ICO MORE
GNOME Desktop
wrong, warning, exclamation
64x64
PNG ICO ICNS SVG MORE
SEO & web
Flat
Web Development
preferences, settings, Error
512x512
UI
3D
Momentum Matte icons
Calendar, Error
Code, Error
Mixed
Momentum Glossy icons
Error, Data
Linechart, Error
Gloss Basic Icons
Notebook, Error
Gnome Web Icons
printer, Error, Gnome
printer, 64, Gnome
Desktop apps
Smooth
Farm-fresh
Error, White, Page
Pixel
Tango
printer, Error
Network & communications
Oxygen
Dialog, Error
Silk
controller, Error
Mouse, Error