Redis
Redis Ltd. · NoSQL & key-value stores
In-memory key-value data store used as cache, message broker and database, with data structures, Pub/Sub, Streams and, since Redis 8, built-in JSON, search and time-series modules
LicenseRef-RSALv2 OR SSPL-1.0 OR AGPL-3.0-onlyOpen sourceFreeSelf-hostedNov 2, 2026