git+https://github.com/spacetelescope/asdf
git+https://github.com/astropy/astropy
git+https://github.com/spacetelescope/crds
git+https://github.com/spacetelescope/gwcs
git+https://github.com/astropy/photutils
git+https://github.com/spacetelescope/stdatamodels
git+https://github.com/spacetelescope/stpipe
git+https://github.com/spacetelescope/stcal
git+https://github.com/spacetelescope/tweakwcs
