This is MOS, the MANTIS Operating System.

To get started, check out the pre-built images for telosb, micaz, and
mica2 in the hello_world directory, as well as the instructions on how
to load them onto motes.  More in-depth documentation and tutorials
can be found on the MANTIS website, at http://mantis.cs.colorado.edu.

Check out the setup tutorials on the webpage for an introduction to
MANTIS:
http://mantis.cs.colorado.edu/index.php/tiki-index.php?page=Tutorials

If you have any questions or comments, you can direct them to the
mantis users mailing list, found at:
http://mantis.cs.colorado.edu/mailman/listinfo/mantis-users