H2

Welcome to H2, the free SQL database.

Database management system · by Thomas Mueller · h2database.com

Open H2 in AirStack

What H2’s own pages say

What it says it doesWelcome to H2, the free SQL database. h2database.com
DeploymentEmbedded, client/server h2database.com
Free planYes h2database.com

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.