Phinx
PHP database migrations for everyone
...Use the PHP syntax to make your migrations portable between different database vendors or hand-code advanced queries. It's your choice. As Phinx executes from the command-line, it is painless to integrate with your deploy, build or CI tool. Phinx is and will always remain completely free, open-source software. Developers are encouraged to fork, hack and modify Phinx. Phinx makes it ridiculously easy to manage the database migrations for your PHP app. In less than 5 minutes, you can install Phinx and create your first database migration. ...