Redis(zset/set/list/string/publish) output plugin for Fluentd...

GCRA implementation for rate limiting

Offload the rendering of slow view partials with ActiveJob and ActionCable to reduce page load times.

Official gem of GitLab Support Readiness

An implementation of the HyperLogLog set cardinality estimation algorithm in Ruby using Redis as a back-end

Fast background processing framework for Ruby and RabbitMQ

Alive Monitoring of Application Server and DB Server.

Lowkiq

I am Magi.

A WebRTC signaling server implemented with WebSockets, EventMachine and Redis Pub-Sub

Failover for ActiveRecord and Redis

Pessimistic locking for ruby redis

Related is a Redis-backed high performance distributed graph database.

remote-based mutexes

Ruby Socket.IO emitter implementation.

Accepts orders via http, returns payment info via http or streams updates via websockets, stores orders in a DB

This gem provides asynchronous indexing to Solr for the sunspot gem. It uses a pluggable model for the backing queue and provides support for ActiveRecord, DataMapper, and MongoDB out of the box.

Library for Redis-backed time-based rate limiting

Extremaly fast, flexible and intuitive access control mechanism, powered by fast key value stores like Redis.

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 client requesting a resource on your server.