rack/test based poc file generator, this will make you able to export any data that traveled through the test, and be able to create poc file with that. It is even useful for creating integration test that is based on your api endpoints, because the export file will be serialized into a yaml file that contain all the endpoints that you just tested, and it's inputs and outputs

Capped hash for Throttler cache, flexible limit strategy, etc...

Measure time spent in your Rack middlewares

Middleware that will insert a timestamp within the Rack environment.

You can be a Time Traveler.

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

Include and depend on third-party JS (and CSS) libraries

Gemify jQuery for Rack

some descriptions

A bunch of rack middlewares to enforce secure cookies and add HSTS (Strict Transport Security) and HPKP (Public Key Pinning) headers to your Rack application.

Provides an easy way to create Rack Middleware that injects things into the response body. Extracted from rack-insight.

This gem makes it easier to start a Puma server that will bind to a dynamic free port by default and provide helper methods like get and post, managing sessions automatically and using keep-alive to make the requests faster. Usually the server would be run when the test suite starts.

Mark Tor users using rack, for filtering / throttling / etc

A rack middleware that allows you to define and document tracking pixels in one location

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.

Make your app maintenance mode. You can prohibit all/a part of external access

Rack middleware to improve seo by reducing duplicate content from your website

I'm experimenting with creating Rack middleware gems. This lightweight gem servers as a replacement to Rack's CommonLogger statements. Improvements include colorized terminal output based on HTTP request method.

Proxy that translates strings

Rack middleware; truncates error body