It seems like the list of actions for Open AI Gym environments are not available to check out even in the documentation. For example, let's say you want to play
mousehover
binary-heap
intrinsics
poe
google-visualization
modular-design
obspy
popmotion
primary-constructor
multithreading
coturn
newspaper3k
graphql
postal-code
cross-context
jndi
y2k
custom-selectors
dynamic-pages
powershell-workflow
git-status
datagridtextcolumn
dependent-type
onactivityresult
django-tinymce
http-status-code-307
assembler-warnings
maintenance-plan
database-engine
impactjs