# H2 Database Engine

Welcome to H2, the Java SQL database. The main feature of H2 are:

- Very fast, free for everybody, source code is included
- Embedded, server and cluster modes
- JDBC and ODBC API; browser based Console application
- Written in Java; can be compiled with GCJ and IKVM.NET
- Small footprint: around 1 MB

### Download

Version 1.0.71 (2008-04-25):

| Windows Installer (3.1 MB)
| All platforms (zip, 4.5 MB)
All Downloads

### Support

English Google Group
Japanese Google Group
Or send an e-mail to:

### Performance

Operations/second (higher is better) - More information about this test

### News

Newsfeeds: Full text (Atom) or Header only (RSS).

Email Newsletter: Subscribe to H2 Database News (Google account required) to get informed about new releases. Your email address is only used in this context.

### Contribute

You can contribute to the development of H2 by sending feedback and bug reports, or translate the H2 Console application (files h2/src/main/org/h2/server/web/res/_text_*.properties). Or click on the PayPal button below to donate money. You will be listed as a supporter: