cheat sheets.

cache_fu: 
  git://github.com/defunkt/cache_fu.git
acts_as_archivable
dom_id
will_paginate
acts_as_taggable_on_steroids:
  http://svn.viney.net.nz/things/rails/plugins/acts_as_taggable_on_steroids
ar_fixtures:
  http://topfunky.net/svn/plugins/ar_fixtures 
rspec_on_rails:
  http://rspec.rubyforge.org/svn/tags/CURRENT/rspec_on_rails
permalink_fu:
exception_notification: 
attachment_fu:
  http://svn.techno-weenie.net/projects/plugins/attachment_fu/ 
restful_authentication:
  http://svn.techno-weenie.net/projects/plugins/restful_authentication/

rails-engines:
  http://svn.rails-engines.org/engines/trunk/
ext_scaffold:
  http://rug-b.rubyforge.org/svn/ext_scaffold

jrails
  http://ennerchi.googlecode.com/svn/trunk/plugins/jrails/

fixture_scenarios