Endless Space is a "space-explorer" game. You fly around the universe in search of other planets to collect materials from. You can gain levels, fight other ships, and land on planets. When on a planet you let off a rover that you use to collect materials. The story of the game is that there was a war and you have to collect the materials to help build up an army.
The license of this software is Freeware, you can free download and free use this rpg game software.