http://games.ginetix.com/engine/ Just like what the title says. I didn't see any threads about this so I decided to start one, looks interesting. There may be online play as well. EDIT: just to let everyone know the first post on the devs website is a sticky, all the ones below it seem to be in chronological order.
omg i cant get the captcha to work properly... ive tried it at least 20 times, and it never works!!! ive tried audio and everything...
I'm not sure what happened to it, but if you want a large sandbox Space Trader sim you should try Dangerous. Here's a link: http://forums.toucharcade.com/showthread.php?t=117572