Audio Plywood
It's like a sound board, but cheaper and lower quality!
Muscle Man Gameboy Soundboard
Muscle Man from Regular Show on your Gameboy
A Very Weird Typing Game With Sounds And Stuff
A game where you use the keys of your keyboard to make stuff appear, currently in development.
AquaBoard CSRB
Counter-Strike Retroboard for AquaShell
Ben Shapiro SoundBoard
The only SoundBoard you'll ever need!