Chip-8 emulator made in VB.NET with OpenGL for the graphics frontend.
You will need OpenTK to compile the source.
Works fine with more or less all Chip-8 games. Some screen drawing bugs (borders don't draw correctly in some games).
Uses System.Beep() for the sound device.
Documentation for the Chip-8 can be found here: http://devernay.free.fr/hacks/chip8/C8TECH10.HTM