TypeDB: a strongly-typed database
A high performance real-time analytics database
jdbi is designed to provide convenient tabular data access in Java
The open big data serving engine
An open source SQL database designed to process time series data
jdl is a loader utility for moving data from (CSV or XML) into a db.
Toolkit for working with and mapping geospatial data
Java database mapper
A Database System for Metamodeling and Method Engineering
ETL engine based on Groovy
Database file mapping names to records, implementing a file-system
Heap organised database service (Java library)
Search engine and data mining applications and ClueWeb datasets.
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
Field data measurements entry and complex data structures at ease
DBLX3 Relational Database System
smart Workflow Engine
Develop an emulated Darkfall Online Server.
Timeseries databases management system
Big Sack: A lightweight Java Key/Value store with undo and disk cache.
flexible nosql database for java .net android windows phone
Java API and Groovy Library for XML Scripting