head to head · open source
Open WebUI vs pinvou-agent
Open WebUI has 158,599 GitHub stars, 23,060 forks, 294 open issues and last shipped yesterday. pinvou-agent has 3,015 stars, 434 forks, 58 open issues and last shipped today. Open WebUI leads on adoption by 5,160% (158,599 vs 3,015 stars). Open WebUI is written in Svelte under a custom or non-standard licence; pinvou-agent is written in Rust under MIT. Open WebUI has attracted 15% as many forks as stars, pinvou-agent 14%. pinvou-agent was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai, llm), 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.
← all 20902 open source comparisons
Side by side
| Open WebUI | pinvou-agent | |
|---|---|---|
| GitHub stars | ★ 159K | ★ 3.0K |
| License | Custom / other | MIT |
| Written in | Svelte | Rust |
| Last push | 2026-11-13 | 2026-11-14 |
| Forks | ⑂ 23K | ⑂ 434 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Open WebUI if
- You weight community size — 159K stars and counting
- You want the Custom / other license terms
- Your stack matches Svelte
- You value the larger contributor base for long-term maintenance
pick pinvou-agent if
- You want the pinvou-agent feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and pinvou-agent 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 pinvou-agent
Pinvou Agent An open source desktop AI agent workspace for work, design, and coding. English · 简体中文 · 日本語 Download Preview · Website · QQ Group · Issues · Discussions · Security ▶ Watch the 90 second feature demo (Chinese) Pinvou Agent is more than a chat window. It brings everyday work, visual design, and software development into one desktop workspace — designed for tasks that should end with a result , not just another chat response. Use tools, work with files, and build personal knowledge; bring a dedicated coding agent into a real project over ACP; or turn a prompt into a visual artifact you can continue…
read the full pinvou-agent overview →
More in AI & Machine Learning
Related comparisons
More AI Interaction & Interfaces projects
Compare either of these against the rest of the AI Interaction & Interfaces field.
Frequently asked questions
Is Open WebUI or pinvou-agent more popular?
Open WebUI has 158,599 GitHub stars and pinvou-agent has 3,015. Open WebUI has the larger community by that measure.
Are Open WebUI and pinvou-agent free?
Both are open source. Open WebUI has no licence declared in this registry, and pinvou-agent is licensed under MIT. Both are free to self-host.
What is the difference between Open WebUI and pinvou-agent?
Open WebUI is written in Svelte and pinvou-agent in Rust. 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 pinvou-agent?
Choose Open WebUI if you want the larger community (158,599 stars) or its Custom / other licence terms. Choose pinvou-agent if its feature set, stack or MIT licence fits better. Both are self-hostable.