Skyvern vs Windmill

A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureSkyvernWindmill
CategoryAutomation & WorkflowsAutomation & Workflows
LicenseAGPL-3.0AGPL-3.0
LanguagePythonRust
Setup difficultyMediumMedium
Min. RAM4,096 MB1,024 MB
Deploymentdockerdocker, kubernetes
GitHub stars★ 22,708★ 17,474
First released20242022
ReplacesUiPath, ZapierZapier, Retool

Why pick each one

Choose Skyvern if…

  • Released under the AGPL-3.0 license
  • First-class Docker support for quick deployment
  • Mature project with 22.7k GitHub stars
  • Written in Python
Skyvern details

Choose Windmill if…

  • Great for developer automation
  • Fast and scalable
  • Code-first approach
Windmill details

Frequently asked questions

Is Skyvern or Windmill better?

Neither is universally better. Skyvern has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Skyvern and Windmill free and open-source?

Yes. Skyvern is licensed under AGPL-3.0 and Windmill under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Skyvern and Windmill with Docker?

Skyvern: yes. Windmill: yes.

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