Windmill is an open-source developer platform for building, deploying, and monitoring internal software and data pipelines using real code. It provides a unified environment for creating scripts, complex workflows, and internal tools with support for multiple programming languages. The platform offers Git-based collaboration, auto-generated UIs, and a scalable job orchestrator for reliable execution.
Funding
$500K raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.

Founders
Product
Problem
Traditional software development methods are often inefficient, requiring extensive coding and manual processes to build complex, data-intensive applications. This can lead to slow deployment times and increased development costs.
Solution
Windmill is an open-source developer platform and workflow engine that enables users to transform scripts into auto-generated user interfaces (UIs), APIs, and scheduled jobs. It allows developers to compose scripts as workflows or data pipelines, facilitating the creation of complex, data-intensive applications with minimal coding. The platform aims to accelerate software development by enabling teams to write and deploy software ten times faster, while ensuring high reliability and observability. Windmill supports a wide range of languages, including Python, TypeScript, Go, PHP, Bash, and SQL, and offers features such as auto-generated UIs, low-code workflow composition, and integrations with various services.
Target Audience
Windmill is designed for developers and teams who need to build and deploy internal tools, automate processes, and create data-intensive applications quickly and reliably.
Features
- Transforms scripts into auto-generated UIs, APIs, and cron jobs
- Supports multiple languages: Python, TypeScript, Go, PHP, Bash, and SQL
- Enables composition of scripts into workflows using low-code
- Provides a web IDE for iterating and testing scripts
- Offers a drag-and-drop interface for building applications from atomic components
- Includes 60+ built-in components for rapid app development
- Integrates with over 100 services, including OpenAI, PostgreSQL, MySQL, GitHub, Slack, and more
- Supports deployment on both Windmill's infrastructure and self-hosted environments (bare VMs, Docker Compose, ECS, Kubernetes)
- Provides audit logs and role-based access control (RBAC) for enterprise-level security and compliance