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Kestra vs Dagster: catalog facts
Kestra	Dagster
Freemium The open-source edition is free; cloud and enterprise options are sold separately.	Freemium The open-source core is free; Dagster+ is a paid hosted service.
Web, Self-hosted	Web, Self-hosted
Declarative workflows that are easy to review and version More than 2,000 plugins	Asset-based model with lineage and freshness tracking Self-hostable open-source core
Built for teams, heavier than a simple scheduler Some features are aimed at enterprise plans	Aimed at data engineering teams, not general automation Announced merger with Prefect makes the roadmap uncertain
Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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