head to head · open source
Langchain-Chatchat vs Telegram.Bot
Langchain-Chatchat has 38,643 GitHub stars, 6,266 forks, 26 open issues and last shipped 10 months ago. Telegram.Bot has 3,645 stars, 710 forks, 0 open issues and last shipped yesterday. Langchain-Chatchat leads on adoption by 960% (38,643 vs 3,645 stars). Langchain-Chatchat is written in Python under Apache-2.0; Telegram.Bot is written in C# under MIT. Langchain-Chatchat has attracted 16% as many forks as stars, Telegram.Bot 19%. Telegram.Bot 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 | Telegram.Bot | |
|---|---|---|
| GitHub stars | ★ 39K | ★ 3.6K |
| License | Apache-2.0 | MIT |
| Written in | Python | C# |
| Last push | 2025-11-10 | 2026-09-19 |
| Forks | ⑂ 6.3K | ⑂ 710 |
| 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 Telegram.Bot if
- You want the Telegram.Bot feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and Telegram.Bot 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 Telegram.Bot
Telegram.Bot is an MIT licensed C client library for the Telegram Bot API, built for .NET developers who want to create Telegram chat bots without writing raw HTTP calls and JSON serialization by hand.
read the full Telegram.Bot overview →
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Frequently asked questions
Is Langchain-Chatchat or Telegram.Bot more popular?
Langchain-Chatchat has 38,643 GitHub stars and Telegram.Bot has 3,645. Langchain-Chatchat has the larger community by that measure.
Are Langchain-Chatchat and Telegram.Bot free?
Both are open source. Langchain-Chatchat is licensed under Apache-2.0 and Telegram.Bot under MIT. Neither carries a licence fee.
What is the difference between Langchain-Chatchat and Telegram.Bot?
Langchain-Chatchat is written in Python and Telegram.Bot in C#. 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 Telegram.Bot?
Choose Langchain-Chatchat if you want the larger community (38,643 stars) or its Apache-2.0 licence terms. Choose Telegram.Bot if its feature set, stack or MIT licence fits better. Both are self-hostable.