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Dagster vs Flyte: catalog facts
Dagster	Flyte
Freemium The open-source core is free; Dagster+ is a paid hosted service.	Free Free, with the source published on GitHub.
Web, Self-hosted	Web, Self-hosted, Command line
Asset-based model with lineage and freshness tracking Self-hostable open-source core	Workflows are written in plain Python Recovers from infrastructure and code failures
Aimed at data engineering teams, not general automation Announced merger with Prefect makes the roadmap uncertain	Aimed at data and ML engineers rather than general users Flyte 1 users need to migrate to Flyte 2
Self-hosted, Hosted service	Downloadable app, Self-hosted
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	Not stated if it 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.