GAP (computer algebra system)

This article is about a software package. For other uses, see Gap (disambiguation).

GAP
Developers	University of St Andrews RWTH Aachen TU Braunschweig Colorado State University RPTU University Kaiserslautern-Landau
Release	1988
Stable release	4.16.1 / 23 August 2026 (23 August 2026)
Written in	C
Operating system	Cross-platform
Type	Computer algebra system
License	GNU General Public License
Website	www.gap-system.org
Repository	github.com/gap-system/gap

GAP (groups, algorithms and programming) is an open-source computer algebra system for computational discrete algebra with particular emphasis on computational group theory.