Rack middleware to route requests with subdomains to specified routes with substitutions

Analyze timing and process info from your Rack stack.

Rack middleware for Linked Data content negotiation.

Rack middleware that handles user authentication against a cas server

Rack middleware to return OK.

Rack middleware port of Rails's respond_to feature.

Rack middleware to remove cookies at user-defined paths.

A rack middleware to enforce appending or removing trailing slashes.

Rescue Handler for Rack

Provides a simple router & dispatcher for Rack.

A simple profiler for Rack applications, only depending on ActiveSupport::Notifications

Super-fast router class for Rack application, derived from Keight.rb. See for details.

Rack middleware for using the Authorization header with token authentication

Rack middleware for logging traffic to fluentd.

Rack middleware used to automagically format your code blocks using pygmentize

Rack level reverse proxy.

Rack::GeoIPCountry uses the geoip gem and the GeoIP database to lookup the country of a request by its IP address

It's a rack middleware to parse multipart/related requests and rebuild a simple/merged parameters hash.

Rack::Embed embeds small images via the data-url (base64) if the browser supports it.

A Rack profiler for web applications.