A rack based middleware that does fun/silly metrics reporting.

Dumps SQL queries with their positions in the source code

rack-minitest = rack-test + Minitest

A Rack Middleware to help to fix mixed contents issues

any request in the rack layer, returns any json response(Content-Type: application/json) and http status.

Rack middleware to process Web Monetization API states

A rack application working as an adapter for Mongoid

A rack application working as an adapter for Mongoid

Send monitoring info to OpenTSDB

A rack endpoint for adding subscribers to an email list

RackMotion provides a Rack-like interface for middleware that can intercept and alter HTTP requests and responses in RubyMotion. It's built on top of NSURLProtocol, which makes it, to borrow a line from Mattt Thompson, an Apple-sanctioned man-in-the-middle attack.

Helps analyse memory usage in your Rack apps

Rack Middleware that creates a series of thumbnail views of multiple pages in your application.

A Rack middleware to publish directries containing media files as podcast

Multiplex multiple rack servers to the same app.

Would be useful to enable OpenID authorisation with your Ruby/Rails-based blog, personal website or whatever.

A Rack middleware that provides an endpoint to start the New Relic agent.

Automatically generate webservice endpoints for Newsstand

Racknga is a Rack middlewares that uses Rroonga features.

Transparently secure your rack application with google. For test rigs etc.