H2 is an embeddable RDBMS written in Java
Database subsetting and relational data browsing tool
A Java SQL client for any JDBC compliant database
Database migrations made easy
AI-driven database tool and SQL client
CDC Connectors for Apache Flink
CrateDB is a distributed and scalable SQL database
Relative Examples and Resources of iBoxDB, etc...
Database connection pool written in Java
Ebean ORM
PolarDB-X is a cloud native distributed SQL Database
General-purpose bitemporal database for SQL, Datalog & graph queries
jdbi is designed to provide convenient tabular data access in Java
An open source SQL database designed to process time series data
MyBatis SQL mapper framework for Java
A generator of DTO, Model, and DAO classes to access relational DB
ReplicaDB is open source tool for database replication
DBMS supporting graph, document, full-text and geospatial models
Mirror of Apache Phoenix
Apache Iceberg
HHDB SQL Admin is a graphical PostgreSQL client written in Java.
Distributed database ecosphere
Open source transactional distributed database