H2 (database)

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H2 Database Engine

Initial release	December 2005; 18 years ago (2005-12)
Stable release	2.2.220 / July 4, 2023; 13 months ago (2023-07-04)
Repository	github.com/h2database/h2database
Written in	Java
Operating system	Cross-platform
Type	Relational Database Management System
License	Eclipse Public License or Mozilla Public License 2.0
Website	h2database.com

H2 is a relational database management system written in Java. It can be embedded in Java applications or run in client-server mode.^[1]

The software is available as open source software Mozilla Public License 2.0 or the original Eclipse Public License.^{[citation needed]}