Rack logger support ActiveSupport LogSubscriber

any request in the rack layer, returns any json response(Content-Type: application/json) and http status.

Middleware that communicates impending shutdown to a load balancer via NACKing (negative acking) health checks. Provided you have at least two load-balanced instances, this allows you to shut down or restart an instance without dropping any requests. Your app needs to inform the middleware when it wants to shut down, and the middleware will call back when it's safe to do so.

Rack::NonCache is a rack middleware that disables HTTP browser caching.

Delegates OAuth authentication to other authentication server

Use your Rack application on AWS Lambda.

Rack::Pack is a piece of Rack Middleware that packages and optionally compresses assets such as javascripts and stylesheets into single files. In a development environment, assets will be packaged on each request if there have been changes to the source files. In a production environment, assets will only be packaged one time, and only if there have been changes.

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

Request recorder and analyzer for rack apps

Rack middleware for using consistent time in request.

Dynamic SEO urls

Remove all malicious HTML from your request before it reaches your application

Automatically generate RESTful CRUD services

Middleware collection to secure a Rack application

Making Rack and Rails logs useful

Serve up Swagger UI and docs.

Rack middleware of auto insert td-js-sdk snippets

Adding ability to detect timezone at UI side and get it within Rack/Rails via cookies with/o custom handler.

The Rack::TradeTracker gem is for use with the Trade Tracker affiliate network. The gem provides a Rack middleware component to handle Trade Tracker's redirect mechanism.

A concurrent DNS server built on Ractors with a simple and expressive API to integrate into your projects.