Free Hero Mesh is a free/open-source puzzle game engine, similar to Everett Kaser's Hero Hearts, but with many improvements. You can define your own classes of objects using the Free Hero Mesh programming language.
Discuss on NNTP newsgroup "un2.org.zzo38computer.soft.freeheromesh" on zzo38computer.org, and/or on IRC channel #freeheromesh on Libera.
License: Public domain. See LICENSE file.