# Windmill

Open-source, self-hostable with unlimited executions on the free tier. Windmill is free, with no paid plan attached, at windmill.dev.

## Facts

- **Pricing tier:** Free
- **Works on:** Web, Self-hosted, CLI
- **Works in browser:** Yes

## Capabilities

- Open-source, self-hostable with unlimited executions on the free tier
- Turns scripts (Python/TS/Go/Bash/SQL) into flows and full internal apps
- Kubernetes/Docker/Fargate deployable with a hybrid seat+compute enterprise pricing model

## FAQ

### What is Windmill?

Windmill is listed under Workflow Automation, in the AI Agents & Automation category on Flocci AI Tools. Open-source, self-hostable with unlimited executions on the free tier. It is free, with no paid plan attached, and it lives at windmill.dev.

### Is Windmill free?

Windmill is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 396 entries on Flocci AI Tools with no upgrade path built in.

### Can I use Windmill in a browser, or is there an app?

Windmill works in a normal browser tab with no install. It is available on the web, self-hosting and the command line.

### What can Windmill do?

Windmill does 3 things the catalog singles out: Open-source, self-hostable with unlimited executions on the free tier; turns scripts (python/ts/go/bash/sql) into flows and full internal apps; kubernetes/docker/fargate deployable with a hybrid seat+compute enterprise pricing model.

### What is the best free alternative to Windmill?

Flowise is the closest free alternative: it sits in the same Workflow Automation sub-category and is free. Google Opal, LangBot and Langflow also start free. The full list is on the alternatives page.

## Related

- [Windmill alternatives](https://aitools.flocci.in/alternatives/windmill)
- [Workflow Automation](https://aitools.flocci.in/category/ai-agents-automation/workflow-automation)
- [Best free AI workflow automation tools](https://aitools.flocci.in/best/best-workflow-automation)
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Source: Flocci AI Tools — https://aitools.flocci.in/tool/windmill

Facts last verified: October 2026