Gems already installed on Heroku's Aspen Stack (Updated at 07:28)

Note: Bamboo is now the DEFAULT stack, see this blog post.

• abstract (1.0.0)
• actionmailer (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.2, 2.1.0, 2.0.2)
• actionpack (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.2, 2.1.0, 2.0.2)
• activerecord (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.0, 2.0.2)
• activeresource (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.0, 2.0.2)
• activesupport (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.2, 2.1.0, 2.0.2)
• acts_as_ferret (0.4.3)
• addressable (2.0.2, 2.0.1)
• amqp (0.6.7, 0.6.6)
• aws-s3 (0.6.2)
• bacon (1.1.0)
• bcrypt-ruby (2.0.5, 2.0.3)
• builder (2.1.2)
• bundler (0.9.9, 0.9.5)
• bunny (0.6.0, 0.4.3)
• cgi_multipart_eof_fix (2.5.0)
• chef (0.7.5)
• configuration (0.0.5)
• daemons (1.0.10)
• data_objects (0.9.11)
• datamapper (0.9.11, 0.9.10)
• diff-lcs (1.1.2)
• dm-aggregates (0.9.11, 0.9.10)
• dm-cli (0.9.11, 0.9.10)
• dm-core (0.9.11, 0.9.10)
• dm-is-tree (0.9.11, 0.9.10)
• dm-migrations (0.9.11, 0.9.10)
• dm-observer (0.9.11, 0.9.10)
• dm-serializer (0.9.11, 0.9.10)
• dm-sweatshop (0.9.11)
• dm-timestamps (0.9.11, 0.9.10)
• dm-types (0.9.11, 0.9.10)
• dm-validations (0.9.11, 0.9.10)
• do_mysql (0.9.11)
• do_postgres (0.9.11)
• do_sqlite3 (0.9.11)
• droid (1.0.1, 1.0.0)
• elif (0.1.0)
• english (0.3.1)
• erubis (2.6.5, 2.6.4)
• escape (0.0.4)
• eventmachine (0.12.6, 0.12.4)
• eventmachine_httpserver (0.2.0)
• extlib (0.9.12, 0.9.11)
• facets (2.5.2, 2.5.0)
• fastthread (1.0.7, 1.0.1)
• fattr (2.1.0)
• ferret (0.11.6)
• gem_plugin (0.2.3)
• git (1.0.5)
• grit (1.1.1, 0.7.0)
• haml (2.2.3, 2.0.9)
• heroku (1.6.3, 1.6.2, 1.4, 1.0.1, 1.0, 0.7.1, 0.5.6)
• highline (1.5.0)
• hoe (1.12.1, 1.9.0)
• hpricot (0.8.1, 0.6.164)
• image_science (1.1.3)
• json (1.2.4, 1.2.0, 1.1.4, 1.1.3, 1.1.0)
• json_pure (1.2.4, 1.1.4)
• launchy (0.3.3, 0.3.2)
• libxml-ruby (1.1.3)
• mailfactory (1.4.0)
• memcache-client (1.7.4, 1.7.2, 1.5.0)
• merb (1.0.11)
• merb-action-args (1.0.11)
• merb-assets (1.0.11)
• merb-auth (1.0.11)
• merb-auth-core (1.0.11)
• merb-auth-more (1.0.11)
• merb-auth-slice-password (1.0.11)
• merb-cache (1.0.11)
• merb-core (1.0.11)
• merb-exceptions (1.0.11)
• merb-gen (1.0.11)
• merb-haml (1.0.11)
• merb-helpers (1.0.11)
• merb-mailer (1.0.11)
• merb-more (1.0.11)
• merb-param-protection (1.0.11)
• merb-slices (1.0.11)
• merb_datamapper (1.0.11)
• metaid (1.0)
• mime-types (1.16)
• minion (0.1.10)
• mixlib-cli (1.0.4)
• mixlib-config (1.0.9)
• mixlib-log (1.0.3)
• mocha (0.9.5)
• mongrel (1.1.5)
• mysql (2.7)
• net-sftp (2.0.2)
• net-ssh (2.0.11)
• ohai (0.3.2)
• oniguruma (1.1.0)
• ParseTree (3.0.4, 3.0.3)
• pg (0.8.0)
• postgres (0.7.9.2008.01.28)
• rack (1.0.1, 1.0.0, 0.9.1)
• rails (2.3.5, 2.3.4, 2.3.3, 2.3.2, 2.2.2, 2.1.0, 2.0.2)
• rake (0.8.7, 0.8.4, 0.8.3)
• randexp (0.1.4)
• rdiscount (1.6.3)
• RedCloth (4.1.9, 4.1.1)
• rest-client (1.3.1, 1.2.0, 1.0.3, 0.9.2, 0.9)
• rghost (0.8.6.3)
• ricardochimal-ruby-filemagic (0.1.1)
• rmagick (1.15.17)
• rsolr (0.12.1)
• rspec (1.2.4, 1.1.12)
• ruby-gd (0.8.0)
• ruby-openid (2.1.7)
• ruby2ruby (1.2.3, 1.2.2)
• ruby_parser (2.0.4, 2.0.3)
• rubyforge (1.0.4, 1.0.3)
• rubygems-update (1.3.5)
• RubyInline (3.8.1)
• rush (0.6.7, 0.6.6, 0.6.1, 0.5.1, 0.5)
• scout (2.0.6)
• sequel (2.12.0, 2.11.0, 2.10.0, 2.9.0)
• session (2.4.0)
• sexp_processor (3.0.2, 3.0.1)
• sinatra (0.9.4, 0.9.1.1, 0.9.1, 0.9.0.4)
• sqlite3-ruby (1.2.4)
• stomp (1.1)
• sunspot (0.10.8)
• sunspot_rails (0.11.4)
• syntax (1.0.0)
• system_timer (1.0)
• SystemTimer (1.2, 1.1.1)
• systemu (1.2.0)
• taps (0.2.14)
• templater (0.5.0)
• thin (1.0.1, 1.0.0)
• thor (0.11.5, 0.9.9)
• tzinfo (0.3.12)
• websolr-rails (2.4.0, 2.3.2)
• wikitext (1.5.2, 1.3.2)
• xml-simple (1.0.12)
• ZenTest (4.0.0, 3.11.1)