Category:Operating systems

B

• ► BSD‎ (1 C, 7 P)

I

• ► IOS‎ (1 C, 11 P)

L

• ► Linux‎ (3 C, 21 P)
• ► Linux distributions‎ (4 C, 43 P)

M

• ► MacOS‎ (1 C, 16 P)
• ► Microsoft operating systems‎ (37 P)

U

• ► Unix‎ (1 C, 11 P)

• Cross-platform
• Operating system

A

• Android (operating system)
• Androidland

B

• BeOS

C

• Computing platform
• Contiki
• CP/M
• Critical error
• Cron
• CyanogenMod

D

• Darwin (operating system)
• DOS

F

• Fedora (operating system)
• FreeBSD
• FreeDOS

G

• GNU
• GNU Hurd

H

• Haiku (operating system)
• HelenOS

I

• Inferno (operating system)
• IOS 10
• IOS 11
• IOS 12
• IOS 14
• IOS 4
• IOS 5
• IOS 6
• IOS 7
• IOS 8
• IOS 9
• IPadOS

K

• KolibriOS

M

• Mac OS
• Mac OS X Tiger
• MAX Linux
• MenuetOS
• MINIX
• Mobile operating system

N

• NetBSD
• NEXTSTEP
• Nintendo 3DS system software

O

• OpenBSD
• OpenSolaris
• OpenStep
• OpenVMS
• OpenWrt
• Operating environment
• List of operating systems
• OS/2

P

• Palm OS
• Plan 9 from Bell Labs

Q

• QNX

R

• ReactOS
• Red Star OS

S

• SkyOS
• Solaris
• Symbian

U

• UNIX

V

• VxWorks

W

• WatchOS
• Windowing system

Μ

• ΜCLinux

Τ

• Template:Infobox OS version
• Template:Operating systems