head to head · open source
Open WebUI vs ChuanhuChatGPT
Open WebUI has 157,575 GitHub stars, 22,923 forks, 294 open issues and last shipped yesterday. ChuanhuChatGPT has 15,251 stars, 2,179 forks, 129 open issues and last shipped 2 months ago. Open WebUI leads on adoption by 933% (157,575 vs 15,251 stars). Open WebUI is written in Python under a custom or non-standard licence; ChuanhuChatGPT is written in Python under GPL-3.0. Open WebUI has attracted 15% as many forks as stars, ChuanhuChatGPT 14%. Open WebUI was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | ChuanhuChatGPT | |
|---|---|---|
| GitHub stars | ★ 158K | ★ 15K |
| License | Custom / other | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-09-16 |
| Forks | ⑂ 23K | ⑂ 2.2K |
| 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 ChuanhuChatGPT if
- You want the ChuanhuChatGPT feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and ChuanhuChatGPT 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 ChuanhuChatGPT
简体中文 English 日本語 Russian 한국어 川虎 Chat 🐯 Chuanhu Chat 为ChatGPT等多种LLM提供了一个轻快好用的Web图形界面和众多附加功能 支持 DeepSeek R1 & GPT 4 · 基于文件问答 · LLM本地部署 · 联网搜索 · Agent 助理 · 支持 Fine tune 视频教程 · 2.0介绍视频 在线体验 · 一键部署 📢 新增：现已支持 GPT 5（含 GPT 5、GPT 5 mini、GPT 5 nano；400k 上下文、最多 128k 输出）。 目录 ✨ 5.0 重磅更新！ New! 全新的用户界面！精致得不像 Gradio，甚至有毛玻璃效果！ New! 适配了移动端（包括全面屏手机的挖孔/刘海），层级更加清晰。 New! 历史记录移到左侧，使用更加方便。并且支持搜索（支持正则）、删除、重命名。 New! 现在可以让大模型自动命名历史记录（需在设置或配置文件中开启）。 New! 现在可以将 川虎Chat 作为 PWA 应用程序安装，体验更加原生！支持 Chrome/Edge/Safari 等浏览器。 New! 图标适配各个平台，看起来更舒服。 New! 支持 Finetune（微调） GPT 3.5！ 支持模型 使用技巧 💪 强力功能 川虎助理 ：类似 AutoGPT，全自动解决你的问题； 在线搜索 ：ChatGPT 的数据太旧？给 LLM…
read the full ChuanhuChatGPT overview →
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Frequently asked questions
Is Open WebUI or ChuanhuChatGPT more popular?
Open WebUI has 157,575 GitHub stars and ChuanhuChatGPT has 15,251. Open WebUI has the larger community by that measure.
Are Open WebUI and ChuanhuChatGPT free?
Both are open source. Open WebUI has no licence declared in this registry, and ChuanhuChatGPT is licensed under GPL-3.0. Both are free to self-host.
What is the difference between Open WebUI and ChuanhuChatGPT?
Open WebUI is written in Python and ChuanhuChatGPT 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 ChuanhuChatGPT?
Choose Open WebUI if you want the larger community (157,575 stars) or its Custom / other licence terms. Choose ChuanhuChatGPT if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.