Hexanaut - Github
Several developers use GitHub to host their own versions of hexagon-based games or RTS projects. These are often used for learning or portfolio purposes:
Repositories like hexanaut-client or hexanaut-ws provide simple interfaces to connect to the game as if you were a real player. Developers use these to collect data on player behavior or run AI experiments. Example pseudocode from a popular Python wrapper: hexanaut github
The real power of is customization. Here are three popular mods you can implement in 15 minutes. Several developers use GitHub to host their own