head to head · open source
LobeChat vs Langchain-Chatchat
LobeChat has 82,547 GitHub stars, 15,891 forks, 922 open issues and last shipped yesterday. Langchain-Chatchat has 38,641 stars, 6,263 forks, 26 open issues and last shipped 10 months ago. LobeChat leads on adoption by 114% (82,547 vs 38,641 stars). LobeChat is written in TypeScript under a custom or non-standard licence; Langchain-Chatchat is written in Python under Apache-2.0. LobeChat has attracted 19% as many forks as stars, Langchain-Chatchat 16%. LobeChat was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (chatgpt), 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
| LobeChat | Langchain-Chatchat | |
|---|---|---|
| GitHub stars | ★ 83K | ★ 39K |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-09-17 | 2025-11-10 |
| Forks | ⑂ 16K | ⑂ 6.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick LobeChat if
- You weight community size — 83K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Langchain-Chatchat if
- You want the Langchain-Chatchat 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 Langchain-Chatchat fits your workflow better
About LobeChat
LobeHub is an open source platform for managing, building, and operating AI agent teams. It functions as a Chief Agent Operator (CAO), enabling users to organize, schedule, and monitor autonomous AI agents around the clock. The project lives in the AI interaction and interfaces ecosystem, integrating with major LLM providers like OpenAI, Anthropic, DeepSeek, and Alibaba’s GLM series.
read the full LobeChat overview →
About Langchain-Chatchat
Langchain Chatchat (formerly Langchain ChatGLM) is an open source RAG and Agent application built on the Langchain framework and designed to run against local large language models such as ChatGLM, Qwen, and Llama. It lives in the Python ecosystem, is distributed under the Apache 2.0 license, and is published on PyPI as langchain chatchat . The project targets Chinese language scenarios and open source models specifically, with the stated goal of providing a knowledge base question answering solution that can run entirely offline.
read the full Langchain-Chatchat overview →
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Frequently asked questions
Is LobeChat or Langchain-Chatchat more popular?
LobeChat has 82,547 GitHub stars and Langchain-Chatchat has 38,641. LobeChat has the larger community by that measure.
Are LobeChat and Langchain-Chatchat free?
Both are open source. LobeChat has no licence declared in this registry, and Langchain-Chatchat is licensed under Apache-2.0. Both are free to self-host.
What is the difference between LobeChat and Langchain-Chatchat?
LobeChat is written in TypeScript and Langchain-Chatchat 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, LobeChat or Langchain-Chatchat?
Choose LobeChat if you want the larger community (82,547 stars) or its Custom / other licence terms. Choose Langchain-Chatchat if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.