head to head · open source
langchain vs LangBot
langchain has 146,538 GitHub stars, 24,504 forks, 492 open issues and last shipped yesterday. LangBot has 17,884 stars, 1,599 forks, 119 open issues and last shipped yesterday. langchain leads on adoption by 719% (146,538 vs 17,884 stars). langchain is written in Python under MIT; LangBot is written in Python under Apache-2.0. langchain has attracted 17% as many forks as stars, LangBot 9%. langchain 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
| langchain | LangBot | |
|---|---|---|
| GitHub stars | ★ 147K | ★ 18K |
| License | MIT | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 25K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick langchain if
- You weight community size — 147K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick LangBot if
- You want the LangBot 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 LangBot fits your workflow better
About langchain
LangChain is an open source framework for building agents and LLM powered applications, written in Python and released under the MIT license. It lives in the AI and machine learning ecosystem, specifically among AI development platforms, and it works by chaining together interoperable components and third party integrations so that AI application development becomes simpler. The project describes itself as the agent engineering platform, and its abstractions are designed to keep applications working as the underlying technology evolves.
read the full langchain overview →
About LangBot
LangBot is an open source, production grade platform for building AI powered instant messaging bots, aimed at developers and teams who need to connect large language models to chat platforms such as Discord, Telegram, Slack, LINE, and WeChat.
read the full LangBot overview →
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Frequently asked questions
Is langchain or LangBot more popular?
langchain has 146,538 GitHub stars and LangBot has 17,884. langchain has the larger community by that measure.
Are langchain and LangBot free?
Both are open source. langchain is licensed under MIT and LangBot under Apache-2.0. Neither carries a licence fee.
What is the difference between langchain and LangBot?
langchain is written in Python and LangBot 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, langchain or LangBot?
Choose langchain if you want the larger community (146,538 stars) or its MIT licence terms. Choose LangBot if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.