First of all, I don’t think this is the correct forum section to post this. If a moderator knows where it should go, is it possible to move the thread?
This is a project I’ve been working on for quite a long time now: SpaceCraft Control. It all started with SpaceBuild, in which you could either build a ship easily using hoverballs or the shuttle entity, which wasn’t really realistic regarding newtonian physics, or try to make your own steering system to control all 6 degrees of freedom. SpaceCraft Control is my contribution to the 2nd option. Here’s a presentation video of the version 13.5:
Download link for version 13.7 (did some updates)
Also, here’s another project, based on SCC: SpaceCraft AutoPilot