History of OS/400
From MidrangeWiki
Revision as of 20:58, 2 August 2006 by MrDolomite (talk | contribs) (+cat History with modified alpha sort)
The operating system, like the hardware of the midrange family, has changed significantly since its release on August 26, 1998 as OS/400 Release 1. The latest version is known as i5/OS V5R4 and was released to general availability on February 11, 2006.