Flask-Migrate

Lightweight database migration tool for use with SQLAlchemy. Alembic allows you to create, manage, and invoke change management scripts for your database, facilitating schema migrations as your application evolves.

Robust version control tool for databases with support for SQL-based migrations. While not Python-specific, widely used in the community and easily integrated into Python projects for database schema management.

Django's powerful built-in migration framework that comes bundled with Django. Allows you to change your database schema without losing data using a simple and intuitive API.