Easily create PDF invoices

A library to watch the OS X pasteboard, and process/modify incoming pastes.

helper methods for generating markup, soon: javascript helpers

A simple rack app wrapper that gathers request metrics using Coda Hale's metrics library

Run a block of code in multiple threads. Similar to threach, but with the ability to deal with breaks/exceptions (MRI can't because of unreliable timeouts).

Simple JSON formatting from your command line

Katana is a wrapper for the Heroku gem to make multi-environment deployments simple.

API library to allow you to connect and submit messages and actions to your LessNeglect project account

Localized language select for Rails 2.3+ with options to control languages to display

Really simple daemon builder and manager. Based on the looper and daemon_controller

Loudmouth adds commenting to one or many of your models.

Rails system mail management solution.

StaticMatic + Premailer: Generate HTML emails with inlined styles from Haml and Sass.

SMTP server with web interface for easy local development. Sets up a little mail server that you can send messages to, and provides a web front end to let you see what your app did.

Rails 3.1 engine that allows you to integrate the markItUp editor into the asset pipeline

Mechanize-Progressbar shows ProgressBar when HTTP GET access of Mechanize(Mechanize#get, Page::Link#click, response of Form#submit). It requires 'progressbar' gem. HTTP POST is not supported.

A gem that allows you register media types and unmarshal/marshal data accordingly

It is a very simple Rails plugin to help you customize your pages' meta tags a little bit easier.

In the old Engines plugin (used before the built-in engines arrived in rails 2.3), controller and helper classes were mixed together. That is, if an engine had a FooController, and your application also had a FooController, you could use the actions in both controllers. In the built-in Engines ...

Seamless UJS for Rails using NinjaScript. Get RESTFul delete links that work without JavaScript and AJAXy behavior that degrades gracefully right out of your scaffold!