HSQLDB pricing
11 plans on the record · a free plan
Every plan
Developer subscription
Annual subscription
Priority support · Input into future development
Read 22 Sep 2026 · hsqldb.org
Basic Corporate subscription
Less than 50 distributed units
Read 22 Sep 2026 · hsqldb.org
Premier Corporate subscription
Base level; annual subscription
For large corporations and large-scale use or distribution · Full deployment support · Enhancement requests
Read 22 Sep 2026 · hsqldb.org
HSQLDB software
Free to use and distribute under BSD-based licenses
Open-source database engine · embedded or server modes
Read 15 Oct 2026 · hsqldb.org
Developer SupportWare
Annual subscription
Individual developer · priority support · input into future development
Read 15 Oct 2026 · hsqldb.org
Basic Corporate SupportWare
Annual subscription; $500-$1,000
Corporations with limited internal use or fewer than 50 distributed units · priority support and feature input
Read 15 Oct 2026 · hsqldb.org
Premier Corporate SupportWare
Annual subscription; base level
Large-scale use or distribution · enhancement requests · full deployment support
Read 15 Oct 2026 · hsqldb.org
HSQLDB
Database software is free to use and distribute under its licenses
Read 7 Oct 2026 · hsqldb.org
SupportWare Developer subscription
$100 annually
Individual developers; priority questions and a say in future development
Read 7 Oct 2026 · hsqldb.org
SupportWare Basic Corporate subscription
$500-$1000 annually
Corporations with limited internal use or fewer than 50 distributed units; priority support and input on future development
Read 7 Oct 2026 · hsqldb.org
SupportWare Premier Corporate subscription
Base level $2500 annually
Large corporations or large-scale use or distribution; deployment support and enhancement requests
Read 7 Oct 2026 · hsqldb.org