It is one of the few workflow managers that support cyclic graphs (e.g. ecflow, cylc, prefect, covalent more or less.
), instead of working only with DAGs like Airflow.
It is a feature common for weather and climate workflows, and I think other HPC and machine learning workflows too.
https://kinoshita.eti.br/2021/10/01/cyclic-workflows-with-cy...