Aerich is a migration tool for TortoiseORM, similar to Alembic, providing a CLI to handle database evolutions. Users install it via `pip` and integrate it by adding `aerich.models` to their `TORTOISE_ORM` config. It uses commands like `aerich migrate` to create migration files and `aerich upgrade` to apply schema changes to the database.
Manages database schema changes for applications built with TortoiseORM.
Developers using TortoiseORM for their Python projects who need to version and apply database schema updates.