This project was a pass-time for me when I was a student. It is an emulator for Gameboy/Gameboy Color games, and was a rewrite from another open-source project (by a certain Rusty Wagner).

The project never hit the stable rate as it was more for myself than anyone else. Originally, there were three different editions available, but ultimately, this one is the most stable (but with the least extra features). It is still far from bug-free, and hardly finished.
For a time, the application had its own website and download page, and during that time was closed source. As I no longer do anything  ...