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Dagster vs Luigi: catalog facts
Dagster	Luigi
Freemium The open-source core is free; Dagster+ is a paid hosted service.	Free Free and open source, developed by Spotify.
Web, Self-hosted	Windows, macOS, Linux, Command line
Asset-based model with lineage and freshness tracking Self-hostable open-source core	Automatic dependency resolution between tasks Built-in visualisation of pipelines
Aimed at data engineering teams, not general automation Announced merger with Prefect makes the roadmap uncertain	Pipelines must be written in Python Aimed at batch jobs rather than event-driven workflows
Self-hosted, Hosted service	Downloadable app
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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