Retro gamers can now play NES games which being developed in 2D format in 3D thanks to this new emulator called 3DNES. There are a lot of games which can be played in this emulator including Super Mario and the Mega Man. The emulator is available for free and for those who paid $5 will get early access to the latest build. 3DNes can be install on Windows, Mac OS X, and Linux. You can visit 3DNES website for more information.
3DNES hands-on