Windmill tech stack
Windmill is turn scripts into workflows and internal applications. It runs on SvelteKit, Rust, PostgreSQL and 0 more, read from its public repo windmill-labs/windmill.
A developer platform that turns scripts into forms, scheduled jobs, workflows, and internal apps. Available self-hosted or as a cloud service. Source builds use AGPL and Apache licenses; enterprise features and distributed community binaries have additional terms. The reviewed deployment uses PostgreSQL.
Developer tools · web · https://www.windmill.dev · 18,299 GitHub stars, AGPL-3.0 / Apache-2.0; commercial features and binary terms (2026-10-28)
Built with
Frontend
- SvelteKit (frontend/package.json@1ce00e026346: "@sveltejs/kit")
Backend
- Rust (README.md@1ce00e026346: **Backend**: Rust)
Database
- PostgreSQL (docker-compose.yml@1ce00e026346: image: postgres:18)

