Dungeon Prospector is old-school dungeon crawler/roguelike. You're in infinity dungeons (in length and width) full of monsters and treasures. How far can you go and how long can you survive? In game implemented: dungeon generation, leveling, permadeath and other. Right now game in alpha stage, it receives updates with new features and content (about one-two per month).
This is version r7
Youtube 720p version: Youtube.com