head to head · open source
Open WebUI vs Swirl Search
Open WebUI has 157,575 GitHub stars, 22,923 forks, 294 open issues and last shipped yesterday. Swirl Search has 3,051 stars, 292 forks, 1 open issues and last shipped 7 days ago. Open WebUI leads on adoption by 5,065% (157,575 vs 3,051 stars). Open WebUI is written in Python under a custom or non-standard licence; Swirl Search is written in Python under Apache-2.0. Open WebUI has attracted 15% as many forks as stars, Swirl Search 10%. Open WebUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (rag), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Open WebUI | Swirl Search | |
|---|---|---|
| GitHub stars | ★ 158K | ★ 3.1K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-10-27 |
| Forks | ⑂ 23K | ⑂ 292 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Open WebUI if
- You weight community size — 158K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Swirl Search if
- You want the Swirl Search feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and Swirl Search fits your workflow better
About Open WebUI
Open WebUI 👋 Open WebUI is a home for AI , a self hosted AI platform that's extensible , feature rich , user friendly, and built to run entirely offline . With support for Ollama and OpenAI compatible APIs , it gives you a powerful, provider agnostic interface for both local and cloud based models. Passionate about open source AI? Join our team → [!TIP] Looking for an Enterprise Plan? – Speak with Our Sales Team Today! For more information, be sure to check out our Open WebUI Documentation. Key Features of Open WebUI ⭐ 🚀 Effortless Setup : Install seamlessly via pip, uv, Docker, or Kubernetes (kubectl…
read the full Open WebUI overview →
About Swirl Search
SWIRL Community Federated AI search and RAG across your stack, without moving your data Ask a question. SWIRL searches your apps live, ranks the results, and returns an answer with sources you can click through to. Data stays where it lives. No vector database, no ETL, no second copy to govern. Open source, Apache 2.0, running on your machine in about two minutes. ⚡ Quick Start · 🧱 What you get · 🆚 Community vs Enterprise · 🔌 Connectors · 🤝 Contribute This repository is SWIRL Community , Apache 2.0 and free to self host. There is also SWIRL Enterprise , which adds a three pass reranker, canonical answers, an…
read the full Swirl Search overview →
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Frequently asked questions
Is Open WebUI or Swirl Search more popular?
Open WebUI has 157,575 GitHub stars and Swirl Search has 3,051. Open WebUI has the larger community by that measure.
Are Open WebUI and Swirl Search free?
Both are open source. Open WebUI has no licence declared in this registry, and Swirl Search is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Open WebUI and Swirl Search?
Open WebUI is written in Python and Swirl Search in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Open WebUI or Swirl Search?
Choose Open WebUI if you want the larger community (157,575 stars) or its Custom / other licence terms. Choose Swirl Search if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.