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

Handle race conditions in Rails JS feature tests caused by outstanding overlapping actions in your app, with rack middleware to let you wait for pending feature test actions to finish

Rack::RequestID is a Rack middleware for generating request IDs. It generates a request GUID for every request (if one was not already provided) and inserts the request ID as a response header.

Rescue Handler for Rack

Adds an extra X-REVISION header with source code revision string (git, svn, etc)

Rack middleware for serving RPC endpoints.

Serve static files from S3 via Rack

Security related HTTP headers for Rack applications

Upload files securely

Show server status

Slightly smarter session cookies for Rack 2 apps

Rack middleware to automatically include code for Smart App Banner, introduced in iOS 6.

Rack middleware that deletes cookies at designated paths, including support for wildcard patterns for flexible cookie management.

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

Extends rack-test to simplifies the process of unit testing properly designed RESTful API's.

Allow web service clients to specify the request time zone in an HTTP header.

Analyze timing and process info from your Rack stack.

Rack middleware for using the Authorization header with token authentication

Rack middleware to force subdomain redirects.

Convert base 10 integers to base 62 strings (or base 62 strings to base 10 integers).