Aleph One LicenceGNU General Public License, version 3.0Kindgame engine recreationLatest version1.11.1 (October 1, 2026)
FreeCNC LicenceGNU General Public License, version 2.0Kindgame engine recreationBased onCommand & Conquer
OpenMoHAA LicenceGNU General Public License, version 2.0Kindgame engine recreationLatest version0.82.1 (August 3, 2025)
OpenWar LicenceGNU General Public License, version 3.0Kindgame engine recreationBased onWarcraft: Orcs & Humans
Stratagus Implemented inC++LicenceGNU General Public License, version 2.0Kindgame engine recreation, free software
The Force Engine LicenceGNU General Public License, version 2.0Kindgame engine recreationBased onJedi