ADMIT, adass-proceedings, All Sky Camera, ASCL, GBO dysh, LMT, miriad, NEMO, tp2vis
amuse, astropy, astroquery, athena, astropy, casa, ds9, gipsy, glnemo2, glue (glueviz), karma, Montage, specutils, starlab
I use Linux, ever since 1995, but since I work on too many machines, I need teunix to manage my environment. Because it's Unix, it also works on MacOSX and Windows/WSL.