rogueterrain is a text mode map generator. For sample output, do “cat example.map” in a terminal with at least 80 rows and 25 columns. rogueterrain was written by Nils Dagsson Moskopp (erlehmann) and is licensed under the Affero General Public License, either Version 3 of the license, or any later version as published by the Free Software Foundation. The Perlin noise module it uses was written by Stou S., JD Marble. It is in the public domain. <http://www.siafoo.net/snippet/229>