... Press Releases . ... Release Notes . ... All of the functionality of PyFITS is now available in Astropy as the astropy.io.fits package, which is now publicly available. Although we will continue to release PyFITS separately in the short term, including any critical bug fixes, we will eventually stop releasing new versions of PyFITS as a stand-alone product. ... Prior to PyFITS version 2.0 and beginning again with PyFITS version 2.3.1 (June 3 2010) PyFITS is covered under a BSD license. ...