The full 1.1 update of Flight Commander has been released. New features include dynamic lighting, comm videos, a target cam, asteroids, weapon tweaks, decoys, new cutscenes, in-game fiction viewing, turrets, new capships, better damage models and graphical improvements. There is also a nifty mission editor. You can get it at SolSector here (under 30 megs!).
Flight Commander is a space combat engine programmed from the ground up that's easy to mod using standard graphic, movie, and sound file formats. Additionally, Flight Commander comes with a drag and drop graphical mission editor. Flight Commander can take advantage of modern video cards, and supports accelerated 3d sound and force feedback joysticks.