Formstack vs Windmill
| Tagline | Forms, documents and workflows | Open-source developer platform for scripts and workflows |
|---|---|---|
| Category | AI Automation | AI Automation |
| Pricing | Paid | Open Source |
| Upvotes | 0 | 0 |
| Comments | 0 | 0 |
| Page views | 0 | 0 |
| Click-through to site | 0.0% | 0.0% |
| Readiness Score | 86/100 | 0/100 |
| Launched | Oct 5, 2026 | Oct 5, 2026 |
| Maker | — | — |
What is Formstack?
Formstack collects data and automates documents and e-signatures.
What is Windmill?
Windmill turns scripts into workflows, UIs and scheduled jobs, self-hosted or in the cloud.
Not sold on either? See alternatives to Formstack or alternatives to Windmill.
Verdict
Formstack leads on 1 of the measurable metrics above (votes, engagement, click-through and readiness). Choose Formstack if you want forms, documents and workflows; choose Windmill if you want open-source developer platform for scripts and workflows.
Is Formstack better than Windmill?
On AskableHQ's community and engagement data, Formstack currently performs better, but the right choice depends on your use case.
Which is cheaper, Formstack or Windmill?
Formstack is Paid; Windmill is Open Source. Check each website for current plans.