MySQL Proxy using Java NIO based on Sharding SQL, Calcite
Elassandra = Elasticsearch + Apache Cassandra
An industrial strength open-source application platform for the IoT
The Heroic Time Series Database
Active, high-performance open source database middleware
Open Source Java platform for Optimization, DoE, and Learning.
A data integration framework
A distributed key-value storage system
A mobile game distributed server implemented using netty4.X
Open Source "turn-key" institutional repository application
Distributed RDF Processing over Hadoop
Next generation web chess club
A file server with a RESTFul web service.
A robust, reliable, user-friendly, and high-performance Graph Database