My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
Liquibase - Database schema change management and release automation solution.
PortaBase - PortaBase (portable database) is a program for conveniently managing one-table database files.
Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.
SnapDB - Simple, flat-file database/list app.
Flyway - Flyway is a database migration tool.