www.redis.com

Redis is an open-source in-memory data structure store used as a database cache message broker and queue providing sub-millisecond response times for frequently accessed data. Redis Enterprise extends the open-source version with advanced clustering automatic failover and geospatial indexes for location-aware applications. Redis Modules extend core capabilities with modules for JSON document storage search functionality and machine learning model serving. High-performance applications use Redis for session management real-time analytics chat systems and caching layers.