Conductor is a microservices orchestration engine
Distributed database ecosphere
Mirror of Apache Phoenix
Ebean ORM
A graph database that supports more than 100+ billion data
TypeDB: a strongly-typed database
The open big data serving engine
General-purpose bitemporal database for SQL, Datalog & graph queries
A flexible graph store, written in Clojure
Apache IoTDB
Easy to use open source fast database for search
RisingWave: the next-generation streaming database in the cloud
Realm is a mobile database, an alternative to SQLite key-value stores
Mobile database: a replacement for Core Data & SQLite
Toolkit for working with and mapping geospatial data
MySQL Proxy using Java NIO based on Sharding SQL, Calcite
dBase for Java
A powerful, cross platform, SQL database system
A Java SQL client for any JDBC compliant database
An object relational-mapping (ORM) library for Java
Relational Database
Database Replication, Filtered Synchronization, and Transformation
A generator of DTO, Model, and DAO classes to access relational DB
Automated tests with databases: prep, verify, restore tables