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Luigi vs Prefect: catalog facts
Luigi	Prefect
Free Free and open source, developed by Spotify.	Freemium Open source core is free; the hosted platform has a free start and paid plans.
Windows, macOS, Linux, Command line	Web, Self-hosted, Command line
Automatic dependency resolution between tasks Built-in visualisation of pipelines	Plain Python decorators define flows and tasks Built-in retries and scheduling
Pipelines must be written in Python Aimed at batch jobs rather than event-driven workflows	Aimed at Python users Some features belong to the paid hosted platform
Downloadable app	Self-hosted, Hosted service
Open source	Open source
License not stated	License: Apache-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.