Rack middleware and client for tracking API usage analytics. Works with Rails, Sinatra, Hanami, and any Rack-compatible framework.

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...

Remember locale in rack layer

Rack::Bacoo combines HTTP Basic Authentication with a session cookie so that you don't have to input username and password on each visit. The session cookie is encrypted (aes-256-gcm), and the password inside is hashed (bcrypt).

A gem that provides a simple example of rewrites in rack

A rack middleware for logging requests to InfluxDB

Backend SDK for torii. Verify end-user JWTs without a per-request round-trip, call /api/server/v1/** with a secret key, and react to events from torii. Ships with Rack middleware that works with Rails, Sinatra, Roda, and anything else Rack-compatible.

A gem that provides a Redis based web analytics solution for your rack-compliant apps. It gives you detailed analytics about visitors, unique visitors, browsers, OS, visitor recency, traffic sources and more

Rack-mountable app to use and configure feature flags via the rollout gem

A collection of Rack middleware to support JSON Schema.

provides a simple endpoint for your rails app for a heartbeat client to connect to

SpeedTracer middleware for server side debugging

Fontue is a Rack-based, open-source, web font server built for Kernest.com. This project also includes font optimization scripts for use with FontForge

JRuby-Rack is a combined Java and Ruby library that adapts the Java Servlet API to Rack. For JRuby only.

Rodauth is Ruby's most advanced authentication framework, designed to work in all rack applications. It's built using Roda and Sequel, but it can be used as middleware in front of web applications that use other web frameworks and database libraries. Rodauth aims to provide strong security for ...

A message bus for rack

This middleware acts as a spam trap. It inserts, into every outputted <form>, a text field that a spambot will really want to fill in, but is actually not used by the app. The field is hidden to humans via CSS, and includes a warning label for screenreading software.

Claimed for Swisscom Bug Bounty responsible disclosure. No malicious code.

Abort requests that take too long, but don't murder Puma workers in the process.

AcornCache is a Ruby HTTP proxy caching library that is lightweight, configurable and can be easily integrated with any Rack-based web application. AcornCache allows you to improve page load times and lighten the load on your server by allowing you to implement an in-memory cache shared by every ...