Easy access and creation of "has many" relationships for ActiveRecord models. It uses a "vertical table" so schema changes aren't necessary when you add fields. Use this plugin to add preferences, options, flags, etc to your models

A rack app for monitoring application health that can be attached to your rails application

heroku_external_db lets you specify multiple databases using Heroku-style DATABASE_URL parameters, wire them up to different ActiveRecord configurations, and automatically configure it from the Rails environment. It also adds support for the :sslca configuration parameter so you can talk to external MySQL servers over SSL.

This gem allows you to Connect to a F5 appliance by means of its web services

Class that can read ISS log file and iterate over parsed log entries.

A simple lib for downloading pictures from web pages. It can get and parse page with different options and receive images from specified locations. It is possible to download images simultaneously in multiple threads or sequentially. In fact, it's picture downloader or picture grabber from web pages, which allows you to download photos (.jpg, .jpeg, .png, .gif, .ico, .svg, .bmp) and not only them.

Provides methods for indexing objects to Index Tank. Extra convenience methods included for Active Record objects.

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

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

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

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

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.

Machine learning library in Ruby

Mongomatic is a modular Ruby object mapper for Mongo

The base engine for the muck system. Contains common tables, custom for, css and javascript.

A gem to shorten URLs using different services, it has one command-line utility for each supported service and one for custom shorteners called 'shorten'.

a ruby client for the NetFlix API

The fastest dependency injection framework