Source for the TechEmpower Framework Benchmarks project
Mentalese Database Engine
Relational database replication tool based on XML Schema
eXist-db is a feature rich Open Source native XML database
Small Java based REST server
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
Java RDF Framework
Develop an emulated Darkfall Online Server.
"Database to CSV" project stores/loads data between database and CSVs
Data migration/conversion library based on STX and XSLT transformation
Health Information Exchange Open Source (HIEOS)
Jpml is a All In One View Platform
Open source Extract Transform Load engine written in Java