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The C shell is a Unix shell created by Bill Joy while he was a graduate student at University of California, Berkeley in the late 1970s. It has been widely distributed, beginning with the 2BSD release of the Berkeley Software Distribution (BSD) which Joy first distributed in 1978. Other early contributors to the ideas or the code were Michael Ubell, Eric Allman, Mike O'Brien and Jim Kulp. Wikipedia

Created Year: 1978
Created by: Bill Joy
Developed by: Bill Joy
Operating systems: BSDGNU/Linux
Implemented in: C
Aliases: csh, tcsh, csh.1, csh(1), Csh

Wikidata: Q1064516

Influenced: Hamilton C shell

Influenced by: C

Language types: command line interface language

C shell Influence Network

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Hello World in C shell

#!/bin/csh
echo "Hello World"

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Latest data update: 2025-08-28