There are 2 open-source alternatives to Airflow in this directory. The most popular is Windmill with 16.2k GitHub stars, followed by N8n-install(805 stars). All are open source, free to use, and many can be self-hosted.
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Windmill Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows, and UIs. Includes the fastest workflow engine, performing 13 times faster than Airflow. It serves as an open-source alternative to Retool and Temporal. | 16.2k | HTML | Other |
| 2 | N8n-install A one-command installer that simplifies the self-hosted deployment of n8n automation along with over 25 integrated AI tools (such as Ollama, Flowise, RAG, and vector databases), providing automated HTTPS setup. | 805 | Shell | Apache License 2.0 |
Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows, and UIs. Includes the fastest workflow engine, performing 13 times faster than Airflow. It serves as an open-source alternative to Retool and Temporal.
A one-command installer that simplifies the self-hosted deployment of n8n automation along with over 25 integrated AI tools (such as Ollama, Flowise, RAG, and vector databases), providing automated HTTPS setup.
The top three are Windmill(16.2k stars), N8n-install(805 stars). All are open source and free to use.
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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