Top Alternatives to H2 Database Engine

SQLite is an in-process library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.

PostgreSQL is a powerful, open source object-relational database system.

MariaDB is a community-developed fork of the MySQL relational database management system intended to remain free under the GNU GPL.

Base is a full-featured desktop database front end, designed to meet the needs of a broad array of users.

Microsoft SQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications.

Apache CouchDB is open source database software.

FileMaker Pro is a cross-platform relational database application.

Oracle Database (Oracle RDBMS or simply as Oracle) is an object-relational database management system.

RethinkDB is a free and open-source, NoSQL, distributed document-oriented database.

Hazelcast is an open source in-memory data grid based on Java.

Couchbase is an open-source multi-model NoSQL document-oriented database software package that is optimized for interactive applications.

Apache OpenOffice Base is a fully featured desktop database management system.

Firebird is a relational database offering many ANSI SQL standard features.