redis.io · 4,133
Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and message broker. Redis provides data structures like strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs, geospatial indexes, and streams. Redis has built-in replication, Lua scripting, LRU eviction, transactions, and different levels of on-disk persistence, and provides high availability via Redis Sentinel and automatic partitioning with Redis Cluster. Other features include Lua scripting, keys with a limited time-to-live, and Pub/Sub messaging. Redis is written in ANSI C and works in most POSIX systems like Linux, OS X, and OpenBSD, among others. It has robust official clients for the most popular programming languages.The website also features information on new releases, vector search, search and query capabilities, programmability, core capabilities, use cases like real-time data store, caching, session storage, messaging, and more. It also announces Redis 7.2 and Enhanced Vector DB, with various resources for getting started with Redis, different data types, Redis CLI, clients, scalability, Redis Stack, Redis Insight, JSON handling, search features, probabilistic features, and more.
