from the stuff-to-hack-on dept.
Axel M. writes: "
The Hitmen guys of PSX coding fame developed a piece o'hardware to code for the Dreamcast. They even wrote the first little demo. See this page for screenshots & pics or
this new page which announces the second (smaller) version of the hardware using the PSX CommsLink ISA card."
Most public domain software is free, at least at first glance.