The Story of Valkey

In early 2024, Redis moved from the permissive BSD licence to the more restrictive SSPL. Developers could keep using it freely, but the change mattered a lot to companies that offered Redis as part of a service.

This short piece walks through what that licence change meant and how Valkey came out of it. If you run Redis anywhere and wondered why Valkey keeps showing up in your feeds, it’s a quick way to catch up.