# H2 Database Engine

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

- Very fast, free for everybody, source code is included
- Written Java; can be compiled with GCJ (Linux)
- Embedded, Server and Cluster modes
- JDBC and (partial) ODBC API; Web Client application

### Download

Version 1.0.66 (2008-02-02):

| Windows Installer (2.9 MB)
| All platforms (zip, 4.0 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: Two are available: Full text (Atom) and 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:

### Feedback

You may also send questions, feature requests, or feedback of any kind here:

Email (optional):

Message: