app-admin/eselect-ruby
app-emacs/ruby-mode
app-vim/eruby-syntax
dev-lang/ruby
dev-lang/ruby-enterprise
dev-ruby/fxruby
dev-ruby/hoe
dev-ruby/rake
dev-ruby/rake-compiler
dev-ruby/rubygems
dev-ruby/sqlite3-ruby
dev-ruby/zentest
>=virtual/rubygems-4:ruby19