Open source alternatives to Valkey

One project on starwire does the same job. Ranked by how much of what Valkey does each one covers, read from its README and website. Ties go to the most active.

What Valkey does

In-memory key-value storecore
Cachingcore
Redis compatible APIcore
Data structures like lists, sets and hashes
Pub/sub messaging
Replication and clustering

Each dot in the table is one job, in this order. Square dots are core jobs and count double. Full means yes, half means partly. "See the evidence" under a project shows the line behind each one. Coverage is what a project documents, not how well it works or how hard it is to move to. How we score this

Project	Covers	Stars	Commits, 12 weeks	Last release	Closed vs opened	Setup	License
kividbMulti-threaded Redis and Valkey compatible server with vector search	Replaces it78%	1.1k+131	1,623	2 days ago	83%	Hosted version	AGPL-3.0
Covers all 3 core jobs. Not shown: Pub/sub messaging; Replication and clustering.See the evidence In-memory key-value storecoreYessharded in-memory key-value design CachingcoreYesCache hit rate Redis compatible APIcoreYesspeaks the Redis protocol (RESP2 and RESP3) Data structures like lists, sets and hashesYesLists, hashes, sets, sorted sets, counters Pub/sub messagingNot shownNeither the README nor the website mentions it. Replication and clusteringNot shownNeither the README nor the website mentions it.

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