3 This plugin starts [rbfu](https://github.com/hmans/rbfu), a minimal Ruby version
4 manager, and adds some useful functions.
6 To use it, add `rbfu` to the plugins array in your zshrc file:
12 **Note: `rbfu` is deprecated and should no longer be used.**
16 - `rbfu-rubies`: lists all installed rubies available to rbfu.
18 - `rvm_prompt_info`: shows the Ruby version being used with rbfu.