SPARC was released under the GPL license. It might be living on through the LEON processor, at least for a while. It's the processor of choice at the European S

SPARC was released under the GPL license. It might be living on through the LEON processor, at least for a while. It's the processor of choice at the European Space Agency, used for most of their recent satellites and spacecrafts. LEON pretty neat, you can run it on an FPGA and boot linux on it if you're brave enough.