Simple Rack middleware for setting the locale.country via GeoIP using the MaxMind GeoIP database, and setting the locale.languages based on the HTTP_ACCEPT_LANGUAGE header.

Rack middleware for parsing json requests.

This is a rack middleware that convert params key between JavaScript app and Rails app.

A collection of rack middlewares helping you add JSONP to your app

Rack middleware for processing JSON requests and responses using the 'oj' gem.

This is a Rack middleware wrapper for gsub. You can replace text on your web page without worrying about accidentally modifying the HTML tags themselves.

Rack middleware to handle events on file modifications

Serve up the current git commit SHA from rack

Includes the X-Clacks-Overhead header inside your rack application. http://redd.it/2yt9j6

Simple Rack middleware that blocks manually blacklisted IP's.

Allows you to create a customized maintenance mode for your application that is run early in the Rack stack.

A Rack Middleware for Japanese mobile-phones

Rack middleware to process Web Monetization API states

Little rack middleware to insert '<link href="http://example.org/text.html" rel="canonical" />' into all HTTP HTML responses for SEO reasons

Rack middleware to output the state of your request/response headers

A Rack middleware for automatic e-mail addresses munging.

Rack generates racks

Rack provides minimal, modular and adaptable interface for developing web applications in Ruby. By wrapping HTTP requests and responses in the simplest way possible, it unifies and distills the API for web servers, web frameworks, and software in between (the so-called middleware) into a single ...

Merb-like BlackBox testing for Rack apps, including Rails; requires two rare dependencies: remi-rails-rack-adapter and remi-simplecli, which we available on github

Validate rack responses against schema named in the Link header