A rack middleware that outputs status when you hit /jsonz.

Aids development by adding caching headers for jspm packages

Verifies JWT signature, validates claims (expiration, issuer), and handles public key retrieval to ensure requests are securely authenticated by an external SSO provider.

A Rack Middleware to present structured JSON responses

Live broadcast on app showing fire and blood everywhere? Image hosting site flooded with pornography? Or some other urgent reason to take your app offline in a hurry? rack-killswitch to the rescue.

Ruby driven ESI for non-production environments

Measure and report latency to external hosts.

Make your website faster by deferring loading of images.

LESS CSS preprocessing for Rack apps.

Racklet

Rack middleware that generates and validates paid lightning invoices

Reload web-pages automatically

Lo-dash CDN script tags and fallback in one neat package. Current version is for Lo-dash v2.4.1

Gives a global scope logger for rack middleware

Logs helpful HTTP information on Rack requests.

Simple rack based log viewer

A template gem

LTSV logger for Rack applications implemented as middleware

Rack middleware for managing HTML5 manifest file by yaml and make it easy to implement in Rails.

Rack middleware that populates the params variable with the contents of matrix parameters in a URL