The GCC Compile farm project maintains a set of machines of various architectures and provides ssh access to free software developers, GCC and others. Once you account application is approved, you get full ssh access to all the farm machines (current and new).

http://gcc.gnu.org/wiki/CompileFarm

Registration Date: Tue 22 Jan 2008 08:15:32 PM UTC
License: GNU General Public License V3 or later
Development Status: 4 - Beta