Valkey is an open-source, Redis-compatible key/value datastore optimized for caching, queues, and other real-time workloads, with clustering, replication, and extensibility.

27k stars1.3k forksBSD-3-Clauselast commit Actively maintained

Managed serverless Redis and Kafka platform providing cloud-hosted key-value and event-streaming services with REST APIs, global replication, and pay-as-you-go billing. Used for low-latency caching, queues, pub/sub and real-time/event-driven applications.
Valkey is an open-source, Redis-compatible key/value datastore optimized for caching, queues, and other real-time workloads, with clustering, replication, and extensibility.

27k stars1.3k forksBSD-3-Clauselast commit Actively maintained
ejabberd is an Erlang/OTP-based messaging server providing XMPP chat and presence, MQTT broker capabilities for IoT, and SIP services for real-time communications.

6.7k stars1.5k forkslast commit Actively maintained
Redict is a distributed key/value datastore (a Redis OSS 7.2.4 fork) for caching, queues, and fast data access with clustering, replication, and optional TLS.

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Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 2 of 3 shipped a commit in the last six months. Licences in this list: BSD-3-Clause. In exchange you take on hosting, backups and updates yourself.
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