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LangChain
C#

LangChain

C# implementation of LangChain. We try to be as close to the original as possible in terms of abstractions, but are open to new entities.

by tryAGI · GitHub
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aicsharpdotnetMITC#
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In plain words

Build applications that use large language models with a focus on C# programming.

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1 0611 060
2026-07-202026-08-31
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📄 About

C# implementation of LangChain. We try to be as close to the original as possible in terms of abstractions, but are open to new entities.

LangChain has 1.1k stars on GitHub. It has been forked 140 times. LangChain is written mainly in C#. It has been in active development since 2023. LangChain is available under the MIT license. Its main topics are ai, csharp, dotnet, langchain.

Frequently asked questions

What is LangChain?

C# implementation of LangChain. We try to be as close to the original as possible in terms of abstractions, but are open to new entities.

Is LangChain open source?

LangChain is an open-source project. It is released under the MIT license.

Is LangChain free?

Yes. LangChain is free and open source — you can use, modify and self-host it.

What license does LangChain use?

LangChain is available under the MIT license.

What language is LangChain written in?

LangChain is written mainly in C#.

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