If you can help or wish to become one of the maintainers - just start helping.
You can find more RVM related projects at
RVM Github organization.
To see the name of the current gemset
$ rvm gemset use teddy $ rvm gemset name teddy
To list the full directory path for the current gemset:
$ rvm gemdir /Users/rys/.rvm/gems/2.1.1@teddy
To list all named gemsets for the current ruby interpreter
$ rvm gemset list global teddy
To list all named gemsets for all interpreters
$ rvm gemset list_all
Looking for knowing where you are at? See rvm-prompt