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Goddard Space Flight Center
http://opensource.gsfc.nasa.gov/

The following links are to software which is not released under the NASA Open Source Agreement

Ames Research Center
http://www.nas.nasa.gov/Resources/Software/software.html

Glenn Research Center
https://technology.grc.nasa.gov/software/

Goddard Space Flight Center
http://fits.gsfc.nasa.gov/fits_home.html

Jet Propulsion Laboratory
http://www.openchannelfoundation.org/inst/group_list.php?institution_id=25

Marshall Space Flight Center
http://techtran.msfc.nasa.gov/catalog.html

COSMIC Software Collection
http://www.openchannelfoundation.org/cosmic/

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NASA Logo - nasa.gov