Free Hero Mesh

Free Hero Mesh is a free-software/open-source puzzle game engine for Linux. File formats related to Free Hero Mesh include:
 * Non-composite puzzle set:
 * Free Hero Mesh class resource file (*.xclass)
 * Free Hero Mesh class definition file (*.class)
 * Free Hero Mesh level file (*.level)
 * Free Hero Mesh solution file (*.solution)
 * Free Hero Mesh composite puzzle set
 * Free Hero Mesh code page file (codepage.har)
 * User configuration file (.heromeshrc) X Resource Manager
 * User cache file (.heromeshsession) SQLite
 * Free Hero Mesh level export format

Many (not all) of the above files use Hamster archive format.