General Ruby questions (not Ruby on Rails).
Question about web development with Ruby on Rails.
Job offers and job search for Ruby/RoR developers
Support and discussion forum for the CAPTCHATOR web service (captchator.com)
fxruby-users mailing list.
Discussion about this site, its organization, how it works, and how we can improve it.
La lista sobre Ruby On Rails (rubyonrails.com) en castellano
Questions, suggestions, comments about this website.
Ruby-gnome2-devel-en mailing list.
rspec-users mailing list. RSpec is a Behaviour Driven Development framework for Ruby.
Discussion of the Ferret text search engine. Mirror of the mailing list.
The Rails Engines user mailing list (rails-engines.org)
The Rails Engines developer mailing list
French rails forum (interface to the railsfrance.org mailing list)
Typo blog software mailing list. Read-only.
Rails internationalization mailing list
Radiant CMS mailing list gateway
Discussions about Rails deployment (FastCGI, Mongrel, Litespeed,... )
Mongrel web server mailing list
Mailingliste der Rails User Group Deutschland
nitro-general mailing list.
ironruby-core mailing list. IronRuby is a Ruby implementation for .Net.
rwxruby-users mailing list.
Redcloth-upwards mailing list.