Skip to content
Gem Command to easily open a ruby gem with the editor of your choice. (For a more flexible solution, see Qwandry)



Simply opens the specified gem in your default editor.

gem open rails

If you just want to read documentation you can do:

gem read activerecord


OpenGem requires rubygems 1.8.0 or higher. You may need to update rubygems:

gem update --system

Just install with gem:

gem install open_gem

For more help:

gem open --help

Adam Sanderson,

Something went wrong with that request. Please try again.