Flatspace

Flatspace is an indie game for Microsoft Windows released in 2003, in which the player assumes the role of a spaceship captain. Using 3D graphics with a top-down view, the game combines features from space trading simulators and action role-playing games. Play is open-ended: activities available include trading, missions, exploration, bounty hunting, space piracy, and police work. Source: Wikipedia, "Flatspace", available under the CC-BY-SA License.