head to head · open source
Langchain-Chatchat vs node-telegram-bot-api
Langchain-Chatchat has 38,643 GitHub stars, 6,266 forks, 26 open issues and last shipped 10 months ago. node-telegram-bot-api has 9,206 stars, 1,644 forks, 1 open issues and last shipped 13 days ago. Langchain-Chatchat leads on adoption by 320% (38,643 vs 9,206 stars). Langchain-Chatchat is written in Python under Apache-2.0; node-telegram-bot-api is written in TypeScript under MIT. Langchain-Chatchat has attracted 16% as many forks as stars, node-telegram-bot-api 18%. node-telegram-bot-api was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (chatbot), 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
| Langchain-Chatchat | node-telegram-bot-api | |
|---|---|---|
| GitHub stars | ★ 39K | ★ 9.2K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2025-11-10 | 2026-09-07 |
| Forks | ⑂ 6.3K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Langchain-Chatchat if
- You weight community size — 39K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick node-telegram-bot-api if
- You want the node-telegram-bot-api feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and node-telegram-bot-api fits your workflow better
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 →
About node-telegram-bot-api
node telegram bot api is an MIT licensed TypeScript library that implements the Telegram Bot API for Node.js and other JavaScript runtimes, aimed at developers building Telegram bots and chatbots.
read the full node-telegram-bot-api overview →
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Frequently asked questions
Is Langchain-Chatchat or node-telegram-bot-api more popular?
Langchain-Chatchat has 38,643 GitHub stars and node-telegram-bot-api has 9,206. Langchain-Chatchat has the larger community by that measure.
Are Langchain-Chatchat and node-telegram-bot-api free?
Both are open source. Langchain-Chatchat is licensed under Apache-2.0 and node-telegram-bot-api under MIT. Neither carries a licence fee.
What is the difference between Langchain-Chatchat and node-telegram-bot-api?
Langchain-Chatchat is written in Python and node-telegram-bot-api in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Langchain-Chatchat or node-telegram-bot-api?
Choose Langchain-Chatchat if you want the larger community (38,643 stars) or its Apache-2.0 licence terms. Choose node-telegram-bot-api if its feature set, stack or MIT licence fits better. Both are self-hostable.