ls /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8/gems
RedCloth-3.0.4                  ferret-0.11.4
actionmailer-1.3.3              gem_plugin-0.2.2
actionmailer-1.3.6              gem_plugin-0.2.3
actionpack-1.13.3               highline-1.2.9
actionpack-1.13.6               hpricot-0.6
actionwebservice-1.2.3          libxml-ruby-0.3.8.4
actionwebservice-1.2.6          mongrel-1.0.1
activerecord-1.15.3             mongrel-1.1.4
activerecord-1.15.6             needle-1.3.0
activesupport-1.4.2             net-sftp-1.1.0
activesupport-1.4.4             net-ssh-1.1.2
acts_as_ferret-0.4.1            rails-1.2.3
capistrano-2.0.0                rails-1.2.6
cgi_multipart_eof_fix-2.2       rake-0.7.3
cgi_multipart_eof_fix-2.5.0     ruby-openid-1.1.4
daemons-1.0.7                   ruby-yadis-0.3.4
daemons-1.0.9                   rubynode-0.1.3
dnssd-0.6.0                     sources-0.0.1
fastthread-1.0                  sqlite3-ruby-1.2.1
fastthread-1.0.1                termios-0.9.4
fcgi-0.8.7