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EntityQ269856· pop 33· linked from 1,050 articles

Also known as AIX

Unix operating system from IBM

Key facts

Developer
IBM
Written in
C
Os family
Unix ( System V )
Working state
Current
Source model
Closed source ; formerly source available
Initial release
February 1986 ; 40 years ago ( 1986-02 )
Latest release
7.3 TL4 (7.3.4) / December 2025 ; 6 months ago ( 2025-12 )
Marketing target
Workstation , Server
Supported platforms
Current: Power ISA , Former: IBM ROMP , IBM POWER , PowerPC , x86 ( IBM PS/2 ), System/370 , ESA/390 , IA-64 ( Itanium )
Kernel type
Monolithic with dynamically loadable modules
Userland
POSIX / SUS
Default user interface
KornShell (ksh88), Common Desktop Environment , ( Plasma Workspaces and GNOME optional)
License
Proprietary
Official website
ibm .com /products /aix

via Wikipedia infobox

~24 min read

Encyclopedic overview

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AIX (pronounced /ˌeɪ.aɪ.ˈɛks/ ay-eye-EKS) is a series of proprietary Unix operating systems developed and sold by IBM since 1986. The name stands for "Advanced Interactive eXecutive". Current versions are designed to work with Power ISA based server and workstation computers such as IBM's Power line.

Excerpted from Wikipedia’s “IBM AIX” article, available under the CC BY-SA 4.0 licence.