PNG MORE
Business & finance
Pixel
24x24 Free Pixel Icons
Contact, Control, machine
Gray
24x24
PNG ICO ICNS MORE
Network & communications
16x16 Free Application Icons
configuration, preferences, generator
SkyBlue
16x16
tools, job, production
Black
settings, generator, Applications
system, tools, Desktop
CornflowerBlue
reductor, work, generator
UI
Fugue Icons
monitor, system, network
DarkSlateGray
system, monitor, medium
Computer & hardware
WooCons #1
Activity, system, monitor
32x32
preferences, system
WhiteSmoke
equalizer, system
system, terminal
Mobile apps
iPhone Sidebar icons
system
exclamation, system, monitor
monitor, Arrow, system
system, pencil, monitor
Minus, monitor, system
monitor, system, plus
monitor, system
DimGray
Lynx Black
screen, Lock, system
system, search
22x22
system, xfce, Exit
Gnome icons
config, system
48x48
Files & folders
Still life
CadetBlue