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What is Jazz?

jazz.tools · 2,825 words · saved by 1 readers

(a local-first relational database)

Blog April 18, 2026 What is Jazz? (a local-first relational database) By Anselm Eickhoff I'm very proud to announce the public alpha of Jazz v2: the biggest re-focusing of what we think a database should be since we started developing Jazz six years ago. This post is the big-picture introduction to Jazz. We'll likely turn some of these sections into deeper follow-up posts over time, but for now feel free to skim or read it all in one go. A new database for a new world Jazz is often associated with offline-first and real-time apps. But the deeper reason it exists is simpler: almost every app no

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