| Name | Project | Other Info | |
| Evan Phoenix | evan@fallingsnow.net | Rubinius | |
|
Thomas Enebo |
tom.enebo@gmail.com | JRuby |
|
| MenTaLguY | mental@rydia.net | JRuby/Rubinius | |
| Laurent Sansonetti | lsansonetti@apple.com | MacRuby |
|
| Charles Oliver Nutter | charles.nutter@sun.com | JRuby |
|
| Yukihiro "Matz" Matsumoto | matz@ruby-lang.org | Ruby |
|
| Koichi Sasada | ko1 at atdot dot net | Ruby/YARV | |
| Brian Ford | bford@engineyard.com | Rubinius/RubySpecs |
|
| Nick Sieger | nick@nicksieger.com | JRuby |