Interesting. I’m still running the original but I’ll take a look at this fork. I’ve been looking for a new hobby project.

Now I wait… for my mods to update for the new dlc.

Freespace 2 comes to mind. The whole game engine was open source not just the game itself. Looks like there is still a community building on it too. https://scp.indiegames.us/

1961 Gibson Discoverer Amp. Found it in the basement as a teen. Replaced the fuse holder and fuse. Powered up all the tubes no problem and still running strong today.