Liquibase - Database schema change management and release automation solution.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.
MySQL - The world's most popular open source database
InterBase - InterBase is an ultra-fast, innovative, embeddable SQL database with commercial-grade data security, change synchronization, and disaster recovery options.
MariaDB - An enhanced, drop-in replacement for MySQL