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Lumos
TypeScript

Lumos

A RAG LLM co-pilot for browsing the web, powered by local LLMs

by andrewnguonly · GitHub
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chrome-extensionlangchainlangchain-jsMITTypeScriptSelf-hostable
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1 5161 515
2026-07-202026-08-31
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📄 About

A RAG LLM co-pilot for browsing the web, powered by local LLMs

Lumos has 1.5k stars on GitHub. It has been forked 112 times. Lumos is written mainly in TypeScript. It has been in active development since 2023. Lumos is available under the MIT license. Its main topics are chrome-extension, langchain, langchain-js, llm.

Frequently asked questions

What is Lumos?

A RAG LLM co-pilot for browsing the web, powered by local LLMs

Is Lumos open source?

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

Is Lumos free?

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

What license does Lumos use?

Lumos is available under the MIT license.

What language is Lumos written in?

Lumos is written mainly in TypeScript.

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