Eclipse JNoSQL is a framework
NoSQL embedded document store for Java
Universal HTAP Engine
ReplicaDB is open source tool for database replication
An extremely easy way to perform background processing in Java
CrateDB is a distributed and scalable SQL database
Apache Drill is a distributed MPP query layer for self describing data
Java and Android Database - fast and lightweight without any ORM
DBMS supporting graph, document, full-text and geospatial models
The official ArangoDB Java driver
Provide support to increase developer productivity in Java
Mirror of Apache Phoenix
Textual Database System
simple HTTP file sharing
Relative Examples and Resources of iBoxDB, etc...
eXist-db is a feature rich Open Source native XML database
Paper is a fast NoSQL-like storage for Java/Kotlin objects on Android
Elassandra = Elasticsearch + Apache Cassandra
Active, high-performance open source database middleware
A blazing fast ACID compliant NoSQL DataLake
BearDB Database
A JPA 2.1 compliant Polyglot Object-Datastore Mapping Library
CrNiCKL (chronicle) is a Java database for time series
An API for Java programmers to make test data
Distributed, transactional key-value store