Somewhat more radical filters designed to decimate malicious requests during a denial-of-service (DoS) attack by chopping their connection well before your Rack app wastes any significant resources on them – ouch! The filters have been proven to work against certain DoS attacks, however, they mi...

A rack middleware that ensures Sprockets assets are served regardless of whether the asset digest matches

This Rack middleware allows you to run specific apps when the request domain matches a given filter. The filter can be provided in a number of ways, for example as a regex or as a string.

Rack middleware for signed encrypted session cookie. It's fully compatible with Rack::Session::Cookie, not only safe but also easy to use

Rack middleware for ensuring only proper hosts get passed to your application

Rails aware Rack middleware for Entra ID authentication.

Rack middleware to log request errors and respond with standard message

Rack middleware to check esa webhooks are authentic

Tells Google not to impose Federated Learning of Cohorts (FLoC) on users

Wraps Rack::Static by adding useful headers to serve web fonts.

If the user visits via a Google Analytics Campaign link, this middleware will track utm_source, utm_content, utm_term, utm_medium, utm_campaign, and time.

A rack middleware for measuring GC activity during a request.

Rack middleware generator

Rack middleware to check GitHub webhooks are authentic

Rack::GridServe is a Rack middleware for serving files stored in MongoDB GridFS. It is meant as a simple replacement for Rack::GridFS until it is ready for Mongo driver version 2.0 and above.

Adds a trailing new line to all Rack responses

Prevent matched paths from subsequent middleware calls

Rack Middleware for syntax highlighting.

Rack middleware to 404 requests that aren't to whitelisted hostnames

Add rel=preload headers to Rack applications