It looks like someone finally made a serious attempt to create a machine learning environmentfor freeciv. According to the docs, it supports openai Gymnasium and a llm interface.
https://github.com/bigai-ai/civrealm
Civrealm freeciv-web ai environment
Civrealm freeciv-web ai environment
Civ 3 tileset: viewtopic.php?t=92953
3d Irrlicht desktop client development: viewtopic.php?t=92289&start=20
3d Irrlicht desktop client development: viewtopic.php?t=92289&start=20