Many of the applications that I've seen or browsed through need to handle multiple different types of users whereby all users login / signup on one UI For examp
virus-scanning
winsw
l-systems
erwin
vuzix
core-telephony
gpu-atomics
android-actionmode
pose-estimation
confluence-macros
google-chrome-extension
mobile-safari
aggregation
functional-testing
unix-text-processing
wpd
salesforce-flow
javacompiler
infrastructure
dynamicobject
forkjoinpool
python-embedding
ontorefine
ilasm
ip
z3py
sap-selection-screens
loopback4
ibm-cloud-speech
process-pool