Store selected request parameters to cookies for use in future requests. Useful for affiliate, referral or promotion links.

Parse POSTed and PUTed JSON and make it available through env["json"].

Automatically generate REST APIs for Passbook registration.

Module for caching arbitrary objects / constructs during a request.

Block crawlers who spam your site with fake HTTP referers

Rack middlware to render single page apps (or any html page with javascript) with phantomjs and return plain html for bots.

Polymer CDN script tags and fallback in one neat package. Current version is for Polymer v0.0.20130816

Throttle HTTP requests using a connection pool for all database connections

Rack middleware that complies with Hyper Text Coffee Pot Control Protocol (HTCPCP) 1.0

Force the secure bit of a cookie depending on whether your connection is secure

Rack middleware to prerender your javascript heavy pages on the fly (fork of prerender_rails).

Pretty JSON for pretty people

Manipulate page preview thumbnails for your Rack app.

Rack::Probe provides a set of probes for Rack that fire with each request.

Rack::ProcessName is rack middleware to set the ruby process name to whatever request is currently being processed.

Rack middleware for profiling

Properly enforce cookie limits in Rack responses

A Rack App compatible HTTP Proxy

Specific to PRX. Will ignore tokens that were not issued by PRX.

Pubcookie finally leaves the world of apache!