TextTractor provides a web interface so that your clients can edit their copy, while you get on with more interesting things.

Manage delta indexes via Sidekiq for Thinking Sphinx

Redis and database based activity stream in Rails 3 applications

A flexible event bus for Ruby.

Use access token to protect your API in rails.

Pattern and library for implementing asynchronous caching

Redis-based server awareness for distributed applications

A high performance OAuth2 authorization server using Sinatra and Redis, inspired by Resque.

A simple way of accumulating things and then acting on them.

KV Storage As a Service, LOLz

A "last seen" plugin for the Cinch framework

Ruby OSC message queue

An elementary feature toggle implementation

Blackbeard is a Redis backed metrics collection system with a Rack dashboard. It dreams of being a replacement for rollout and split, but is early in its development.

Simple Redis based Rate Limiter for Rails applications

Record browsing history by browser like users or something. it make that more simple and graceful as possible.

Simple, yet, flexible redis-backed site/application settings manager. Works with Rails, Sinatra, or just plain old Ruby.

Tag your cache keys smartly, you can expire by tags, count keys per tag and many more. based on Redis

Invisible image based tracing service with Redis backend

Instead of making ActiveRecord calls to change a counter field, write them to capacitor. They'll get summarized in a redis hash, with a separate process batch-retrieving and writing to ActiveRecord. Being single-threaded, the writing process avoids row lock collisions, and absorbs traffic spike...