File | Settings | IDE Settings | Extensions

RubyMine | Preferences | IDE Settings | Extensions

Use this dialog to configure the list of scripts extending RubyMine functionality. RubyMine comes with
a set of pre-defined scripts; also, you can create your own scripts using the RubyMine API
, and add them.
Scripts specified in the Extensions manager become available in the various components of RubyMine,
in particular, you can find them in the
node of the main menu. Note that changes to the list of available scripts take effect on IDE restart.