Open.NASA

One of NASA's primary objectives has always been to share its research and discoveries with the world. NASA's success as an agency depends not only on the outcome of our missions, but more importantly, on how effectively we can engage the public in our mission and enable others to leverage the agencies discoveries and scientific advances to improve the standard of living for the average person and encourage economic growth. This is why Open Source Development is a cornerstone of the NASA Open Government Plan.

Read more here: http://open.nasa.gov/blog/2012/02/06/code-nasa-at-one-month-old/