Rack middleware to redirect requests based on path, but can be easily extended to match hostname, user-agent, or whatever might be available in the request.

A gem that provides a simple example of rewrites in rack

If the user clicked through from a search engine, this middleware will detect the engine used and the terms searched.

Remember a visitor's referrer across subdomains

Refresh the content of your page with a given interval

This gem is a Rack Middleware to reject requests.

Dynamically rewrite markup to add `rel="nofollow noopener noreferrer"` to non-safelisted links.

Small request intercepting rack middleware to invoke remote calls over HTTP.

Serve property list or JSON configuration files.

Remove POST params from reqs

Rack adapter used to modify HTTP Accept header

Redispatch your response via another URL. Like a transparent, internal HTTP redirect.

A simple gem for overwriting outputting JSON formatted access logs from Rack apps

Provides a caching layer that exists only within a single Rack request.

This gem is Rack middleware that gathers information about all requests and responses, allowing for detailed logging.

The project is a Rack middleware to automatically log a HTTP request to a custom object.

Rack middleware for logging selected request for further investigation / analyze.

Replicate or record HTTP requests to your Rack application and replay them elsewhere or at another time.

Rack middleware for using consistent time in request.

A Rack Middleware to log request's info to any rack app