H2 is an embeddable RDBMS written in Java
SQLite JDBC Driver
LSJ-Server-Terra (Java Multipurpose Sever connected with MariaDB)
A powerful, cross platform, SQL database system
An object relational-mapping (ORM) library for Java
Database Replication, Filtered Synchronization, and Transformation
Relative Examples and Resources of iBoxDB, etc...
A Database System for Metamodeling and Method Engineering
Java Application Framework
Relational database replication tool based on XML Schema
a set of foundation classes for database engines
Toolkit for working with and mapping geospatial data
ETL engine based on Groovy
Common Resource Grep
eXist-db is a feature rich Open Source native XML database
Management of table tennis umpires, referees, and their assigments.
Worderize is designed to make the language learning more effective.
Rel is a database management system (DBMS) that implements Tutorial D.
World's first open source data quality & data preparation project
An easy-to-use BI server built for SQL lovers. Power data analysis