Toolkit for working with and mapping geospatial data
A powerful, cross platform, SQL database system
A Java SQL client for any JDBC compliant database
An object relational-mapping (ORM) library for Java
Search engine and data mining applications and ClueWeb datasets.
Rel is a database management system (DBMS) that implements Tutorial D.
Free Web-Based Church Management Database Software
Java persistence using JDO, JPA or REST
eXist-db is a feature rich Open Source native XML database
DAO with generator
a set of foundation classes for database engines
Database file mapping names to records, implementing a file-system
Logging utility for DB2 for LUW written in SQL-PL
Open Source and data mining software
World's first open source data quality & data preparation project
Resource Pool manages reusable resources among multiple processes.