Windmill
Open-source developer platform turning scripts into workflows and internal apps.
- Status
- Generally available
- Last checked
- Checked · Oct 16, 2026
- License
- Open source
- Pricing
- Free tier · from $0 self-hosted
What it is
Windmill is an open-source platform to build workflows, internal tools, and cron jobs from scripts (TS/Python/Go/Bash), self-hostable with a fast execution engine.
Open-source platform turning scripts into workflows, crons, and internal apps.
When it fits — and when it doesn’t
A good fit for
Script-based workflows and internal tools
Turn code into flows and UIs
Self-hosted automation platform
Own your execution engine
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Self-hosting ops
You run it for full control
- 02
Broad scope to learn
Many capabilities in one tool
What it does well
Scripts → workflows + UIs
Turn TS/Python/Go scripts into flows and internal apps
Open source and fast
Self-hostable with a performant engine
Flexible (jobs, crons, apps)
One platform for several needs
Pricing
- Free tier
- YesSelf-hosted free; cloud has paid plans
- Paid from
- $0 self-hosted
- Model
- Usage-based
- Enterprise plan
- Yes
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up Windmill
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for Windmill’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
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<a href="https://navigateaitools.com/explorer/tool/windmill"><img src="https://navigateaitools.com/badge/windmill.svg" alt="Windmill — tracked on AI Navigator" height="58"></a>