Windmill Has a Free Open-Source Developer Workflow Platform

Windmill is a free, open-source developer platform for building internal tools, workflows, and scripts. It's like a self-hosted Retool + Zapier combined. What Is Windmill? Windmill lets you create scripts, workflows, and UIs that run on your infrastructure. Write in Python, TypeScript, Go, Bash, or SQL — Windmill handles scheduling, permissions, and the UI. Key features: Scripts in Python, TypeScript, Go, Bash, SQL, GraphQL Visual workflow builder Auto-generated UIs for any script Scheduling (cron) Webhooks Approval flows Secret management Version control (Git sync) Audit logs Self-hostable Quick Start Docker curl https://raw.githubusercontent.com/windmill-labs/windmill/main/docker-compose.yml \ -o docker-compose.yml docker compose up -d Open http://localhost:8000 . Start building. Cloud (free tier) Sign up at app.windmill.dev . Write a Script # main.py — Windmill auto-generates UI inputs for function parameters import requests def main ( url : str , timeout : int = 30 ): """ Check if