Evochron Mercenary is a freeform mercenary space-sim that focuses on ‘lone-wolf’ survival gameplay. As you pilot your spacecraft through a vast seamless universe, you can perform many activities including buying, trading, negotiating, bribing, spying, racing, escorting, transporting, mining, exploring, cleaning equipment, clearing paths through asteroid fields, recruiting, protecting, hiring crew members, fuel harvesting, building stations, and designing/selling ships.
http://www.starwraith.com/evochronmercenary/