Open source transactional distributed database
Toolkit for working with and mapping geospatial data
An object relational-mapping (ORM) library for Java
Pure Java JDBC driver for MS Access, now developed on GitHub
Relational Database
A Java SQL client for any JDBC compliant database
A powerful, cross platform, SQL database system
Automated tests with databases: prep, verify, restore tables
Deductive Database with Datalog, SQL, RA, TRC, DRC
Database Replication, Filtered Synchronization, and Transformation
Database Subsetter and Relational Data Browser
DAO for all database server types with the Java POJO code generator
Java persistence using JDO, JPA or REST
Free Web-Based Church Management Database Software
Jiddu Krishnamurti's Book of Life|Libro de la Vida