Almquist shell

Almquist shell
Developer(s)Kenneth Almquist
Initial releaseMay 30, 1989; 35 years ago (1989-05-30)
Written inC
Operating systemUnix-like
PlatformCross-platform
TypeUnix shell
Websitewww.in-ulm.de/~mascheck/various/ash/ Edit this on Wikidata

Almquist shell (also known as A Shell, ash and sh) is a lightweight Unix shell originally written by Kenneth Almquist in the late 1980s. Initially a clone of the System V.4 variant of the Bourne shell, it replaced the original Bourne shell in the BSD versions of Unix released in the early 1990s.