Liquibase - Database schema change management and release automation solution.
Microsoft Office Access - Access is now much more than a way to create desktop databases. It’s an easy-to-use tool for quickly creating browser-based database applications.
Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.
LiveCode Platform - It is Both Under the GPL and it is also Proprietary if using the GPL version the software you make...
Flyway - Flyway is a database migration tool.
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.