Apache IoTDB
Java and Android Database - fast and lightweight without any ORM
ReplicaDB is open source tool for database replication
A high performance real-time analytics database
A Raman spectra library with search and storage function.
Database Replication, Filtered Synchronization, and Transformation
Qvu Data Service is an ad-hoc query, reporting and api data service
Toolkit for working with and mapping geospatial data
Database Subsetter and Relational Data Browser
Relational database replication tool based on XML Schema
An object relational-mapping (ORM) library for Java
Version Control for your Database
ETL engine based on Groovy
Applications for data management
eXist-db is a feature rich Open Source native XML database
A scalable, distributed time series database
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
Java-API for transferring xmcd-textfiles to MySQL.
Query Light : A Lightweight Oracle java swing client based on JDBC
Take a JDBC ResultSet and stream it in one of the supported formats
A simple GUI interface to HBase Database