Compare software

Kestra vs Windmill: catalog facts
Kestra	Windmill
Freemium The open-source edition is free; cloud and enterprise options are sold separately.	Freemium Open-source self-hosted version is free; a hosted cloud and an enterprise edition are…
Web, Self-hosted	Web, Self-hosted
Declarative workflows that are easy to review and version More than 2,000 plugins	Scripts become APIs, jobs and forms without boilerplate Supports TypeScript, Python, Go, Bash and 20+ other languages
Built for teams, heavier than a simple scheduler Some features are aimed at enterprise plans	Aimed at teams comfortable writing code Some features are tied to the enterprise edition
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.