head to head · open source
Open WebUI vs RasaGPT
Open WebUI has 157,575 GitHub stars, 22,923 forks, 294 open issues and last shipped yesterday. RasaGPT has 2,458 stars, 247 forks, 57 open issues and last shipped 12 months ago. Open WebUI leads on adoption by 6,311% (157,575 vs 2,458 stars). Open WebUI is written in Python under a custom or non-standard licence; RasaGPT is written in Python under MIT. Open WebUI has attracted 15% as many forks as stars, RasaGPT 10%. Open WebUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (ai, llm, openai), 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 | RasaGPT | |
|---|---|---|
| GitHub stars | ★ 158K | ★ 2.5K |
| License | Custom / other | MIT |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2025-11-12 |
| Forks | ⑂ 23K | ⑂ 247 |
| 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 RasaGPT if
- You want the RasaGPT feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and RasaGPT 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 RasaGPT
🏠 Overview 💬 RasaGPT is the first headless LLM chatbot platform built on top of Rasa and Langchain. It is boilerplate and a reference implementation of Rasa and Telegram utilizing an LLM library like Langchain for indexing, retrieval and context injection. 📚 Resources: 🧑💻 Github: 🧙 Author: @paulpierre 💬 What is Rasa? In their own words: 💬 Rasa is an open source (Python) machine learning framework to automate text and voice based conversations: NLU, dialogue management, connect to Slack, Facebook, and more Create chatbots and voice assistants In my words: Rasa is a very popular (dare I say de facto?) and…
read the full RasaGPT overview →
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Frequently asked questions
Is Open WebUI or RasaGPT more popular?
Open WebUI has 157,575 GitHub stars and RasaGPT has 2,458. Open WebUI has the larger community by that measure.
Are Open WebUI and RasaGPT free?
Both are open source. Open WebUI has no licence declared in this registry, and RasaGPT is licensed under MIT. Both are free to self-host.
What is the difference between Open WebUI and RasaGPT?
Open WebUI is written in Python and RasaGPT 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 RasaGPT?
Choose Open WebUI if you want the larger community (157,575 stars) or its Custom / other licence terms. Choose RasaGPT if its feature set, stack or MIT licence fits better. Both are self-hostable.