Invirt is free software for managing Xen virtual machines. Invirt powers the service at MIT.

Invirt Features

Evan Broder and Greg Price gave a talk about Invirt internals in December 2008; you can see the slides.

Getting Invirt

Invirt is free software under the GPL. The source repository is in Subversion:

$ svn co svn:// invirt

If you're interested in running Invirt in your own environment, feel free to contact us at It's not yet straightforward to install; we're working on it, and we're happy to help you set it up.

Invirt is based at SIPB, the student computing group at MIT. We welcome new contributors; check out our bug tracker for an idea of what we're working on now.

Questions welcome at