Research Unix

Research Unix refers to the early versions of the Unix operating system for DEC PDP-7, PDP-11, VAX and Interdata 7/32 and 8/32 computers, developed in the Bell Labs Computing Sciences Research Center (CSRC).

The term Research Unix first appeared in the Bell System Technical Journal (Vol.

[citation needed] Starting with the 8th Edition, versions of Research Unix had a close relationship to BSD.

The ordinary user command-set was, I guess, a bit more BSD-flavored than SysVish, but it was pretty eclectic.In 2002, Caldera International released[12] Unix V1, V2, V3, V4, V5, V6, V7 on PDP-11 and Unix 32V on VAX as FOSS under a permissive BSD-like software license.

[13][14][15] In 2017, Unix Heritage Society and Alcatel-Lucent USA Inc., on behalf of itself and Nokia Bell Laboratories, released V8, V9, and V10 under the condition that only non-commercial use was allowed, and that they would not assert copyright claims against such use.