Library name, Last Update, URL

atv         , 2016 11 28 , http://www.physics.uci.edu/~barth/atv/
coyote      , 2018 08 14 , http://www.idlcoyote.com/
idlastro    , 2018 08 14 , http://idlastro.gsfc.nasa.gov/
markwardt   , 2016 06 27 , http://www.physics.wisc.edu/~craigm/idl/ 
MISTRAL     , 2015 07 17 , Personal email with Thierry Fusco
PDS4        , 2015 10 10 , https://github.com/Small-Bodies-Node/PDS4-IDL
readPDS     , 2016 03 02 , https://pds-smallbodies.astro.umd.edu/tools/tools_readPDS.shtml
astroutils  , 2018 03 20 , http://astroutils.astronomy.ohio-state.edu/time/index.html