RailsForums is a web message board system, written in Rails, modeled after vBulletin.

has_many_polymorphs is a Plugin for Ruby on Rails to make self-referential, polymorphic has_many:through associations.

UploadColumn is a plugin for the Ruby on Rails framework that enables easy uploading of files, especially images.

MyRubyBlog - A ruby blog tool similar to wordpress but all the backend is based in AJAX.

GeoRuby provides geometric data types from the OGC "Simple Features" specification.

adocca rails plugins script are Ruby on Rails plugins created by adocca Entertainment AB while building a community website.

Cropping File Column Plugin script provides aspect ratio validation on File Column fields.

VGRAILS script is a virtual Gentoo Rails Server.

Rails Site Map is a Rails plugin to structure site into hierarchy of areas.

AppTrain allows you to automate the creation of simple web based forms.

Ruby/AJP is an implementation of AJP1.3(Apache Jserv Protocol 1.3) in Ruby.

layout_mollio_generator places a copy of the Mollio CSS/HTML templates into your application.

Trestle Generator is a drop-in replacement for the built-in Rails scaffold generator.

RubyCook is a web-based recipe management software.

Recipe Browser script is a community recipe repository.

Openidentity - An open profile system displaying an OpenID's public content from multiple external services.

ValidateRequest is a Ruby on Rails plugin that allows you to specify the set of possible parameters and request methods that are allowed to call your actions.

Rails Application Visualizer creates diagrams of Rails applications.

RSReport is a rails plugin which will be able to generate XML, HTML & PDF reports given a rsr file to it.

Capgem script is an extension to Capistrano which provides tasks for building and deploying Rails apps as Gems.

Traks script is a simple project tracking solution.

OpenLaszlo Rails Plugin script is a Rails plugin for integrating OpenLaszlo on the client with Rails on the server.

AxleGrease provides Ruby, Rails, mongrel, mongrel_cluster, RMagick, Apache SCGI module, and scgi_rails, to install over XAMPP.

Association Extensions Rails Plugin adds methods to associations.

SimpleSidebar script is a Rails plugin that allows you to manage sidebars individually using controller class methods.