gchaix writes "Funded through a grant from Facebook, Supercell provides free on demand virtualizaton and continuous integration testing for open source projects. It's built on an open stack (Linux, Ganeti, Django) and is hosted at the Oregon State University Open Source Lab." Link to Original Source
IF I HAD A MINE SHAFT, I don't think I would just abandon it. There's
got to be a better way.
-- Jack Handley, The New Mexican, 1988.