Main Page | See live article | Alphabetical index The Almquist shell (ash) is Kenneth Almquist's clone of the Bourne shell. It is a fast, small, POSIX-compatible Unix shell. Ash is useful for running shell scripts, but it does not feature job control or other features that other interactive shells such as bash and ksh offer. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.