PNG MORE
Modern UI
appbar, tux
Black
76x76
PNG ICO ICNS MORE
Dark Glass
Man, Human, user
128x128
Oxygen
tux, Penguin
Penguin, tux
Aqua Tux
iTux Vol. 2
retrack, tux
iTux
tux, danseuse
Kearone's
tux
48x48
Farm-Fresh Web
32x32
FreeHand ColorStroked
150x150
Black Glamour
tux, hi
512x512
PNG ICO MORE
Crystal Clear Actions
Animal, Organizer, tux
256x256
Peter Griffin
griffen, peter, tux
300x300
Crystal BW
iCandy Junior
tux, linux, software
PNG ICO ICNS SVG MORE
Social media
Glyph
ProGlyphs - Free
tux, linux
Network & communications
Pixel
16x16 Free Application Icons
linux, cmd, bird
16x16
Desktop apps
Smooth
Farm-fresh
Mixed
IconSweets 2
expression engine, linux, tux
40x40
File, document, Penguin
Handdrawn
Color Stroked
Computer & hardware
3D
Programmers pack vol. 1
linux, tux
Human o2
Dialog, tux, question