Simple, minimalistic, standalone router meant to be used with pure rack applications.

A Rack middleware for simple 404 and 500 status handling. Just create your 404 and 500 html pages, use the middleware, and that's it.

nesta-rails is a Rails plugin that seamlessly integrates Nesta CMS into your Rails application. Rather than mounting Nesta as a Rack application alongside your Rails application, it replaces Nesta's Sinatra actions with a Rails controller that uses Nesta's library code to render the files in your...

A Neo4j OGM (Object-Graph-Mapper) for use in Ruby on Rails and Rack frameworks heavily inspired by ActiveRecord. This fork enables this gem to be used in Rails 3.2 projects

Astrails-Safe is a simple tool to backup databases (MySQL and PostgreSQL), Subversion repositories (with svndump) and just files. Backups can be stored locally or remotely and can be enctypted. Remote storage is supported on Amazon S3, Rackspace Cloud Files, or just plain SFTP.

Never Forget is a layer of persistence for exceptions thrown in a Rack application at runtime.

This gem provides a simple and extremely flexible way to find your location from Ruby applications. It works well with Rack based web applications such as Ruby On Rails.

A generalized Rack middleware for importing group contacts from gmail.

A tiny helper to sort columns in Rack apps

Middleware for Rack and Sidekiq to scale heroku. A heroku process knows everything it needs in order to scale itself. A little configuration, and you're set.

Rack middleware to make missing local paperclip assets fall back to remote ones

Store Paperclip files on Rackspace CloudFiles

Provides an Rack/Rails API endpoint for MailChimp callbacks with corresponding ActiveSupport::Notifications.

PassengerAPI is a Rack application to access Passenger internal APIs.

Rack Middleware that nips parsing errors in the bud before they manifest as internal server errors

Tiny little Rack middleware to answer a configured set of path's with a HTTP 404.

Inspired by Rackspace permission management system.

Pinion is a Rack application that you can use to compile and serve assets (such as Javascript and CSS).

Pistachio provides a simple HTTP long polling middleware for Rack which is backed by the Stash gem

A doorman for your Rack application. Checks if REMOTE_USER matches the subdomain. Requires some authentication means to set REMOTE_USER.