Homepage: https://gitlab.com/gvol/gap-mode
Author: Gary Zablackis, Goetz Pfeiffer, Ivan Andrus, Michael Smith
Updated:
Major mode for editing files in the GAP programming language
Provides fontification, indentation, and local variable functionality, for GAP code. It also provides help and completion by asking an inferior GAP process. Evaluating (customize-group 'gap) is an easy way to see what options are available.