PNG ICO ICNS MORE
Computer & hardware
3D
Discovery
help
SteelBlue
32x32
PNG MORE
DimGray
24x24
Avatars & smileys
Free Large Boss Icon Set
support, Receptionist, help
Black
512x512
Photography & graphic design
32x32 Free Design Icons
support, question, help
CornflowerBlue
help, Book
RoyalBlue
Business & finance
Once again
DodgerBlue
48x48
Mixed
Iconza
help, support
support, help
DarkSlateGray
Gaming & gambling
Delta
256x256
help, File
Signs & symbols
Free 3d Glossy Interface Icon Set
about, question, support
64x64
mark, support, question
Attention, Error, cautious
warning, danger, Alert
Prompt, danger, exclamation
help, support, question
Message, help, Prompt
OrangeRed
Prompt, help, danger
Info, Information, sign
Info, Information, about
Khaki
UI
Gur project
Chocolate
Files & folders
Plump
help, document
Gainsboro
Momentum Matte icons
DarkGoldenrod