After experimenting with setting up CustomUser and many-to-many relationships, I decided to make some (what turned out to be major) changes to the models. I had
custom-widgets
pkgbuild
flectra
lua-scripting-library
osx-snow-leopard
ms-access-2013
form-for
bytestream
awt
saltedhash
python-module
mongodb-aggregation
jpm
crossmint
floor
android-sdk-2.1
lokalise
frozenset
python-watchdog
spring-mvc
uicontextualaction
buddypress
findinfiles
ubuntu-15.10
print-preview
jsf-2.2
compileassemblyfromsource
php-ide
s3-kafka-connector
libreoffice-writer