
1) Free game engine 2) Windows game
Found on
https://www.crosswordclues.com/clue/glest

Glest is a free and open source real-time strategy computer game developed by a team based in Spain. ==Development== Release of version 3.0 added online multiplayer LAN/Internet support. Glest is designed to be moddable, with game elements defined by editable XML files, and includes a map editor. Since April 2009, development on the original game ...
Found on
http://en.wikipedia.org/wiki/Glest
No exact match found.