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MOSS
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MOSS

An open-source tool-augmented conversational language model from Fudan University

by OpenMOSS · GitHub
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chatgptdeep-learningdialogue-systemsApache-2.0Python
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In plain words

Run a conversational AI model locally that can understand and respond to dialogues in multiple languages.

From the README

Install
git clone https://github.com/OpenMOSS/MOSS.git
cd MOSS

Excerpts from the project README on GitHub. Copyright and licensing remain with the respective authors.

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📈 Star history
12.24k12.16k
2026-07-042026-08-31
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📄 About

An open-source tool-augmented conversational language model from Fudan University

MOSS has 12.2k stars on GitHub. It has been forked 1.1k times. MOSS is written mainly in Python. It has been in active development since 2023. MOSS is available under the Apache-2.0 license. Its main topics are chatgpt, deep-learning, dialogue-systems, large-language-models.

Frequently asked questions

What is MOSS?

An open-source tool-augmented conversational language model from Fudan University

Is MOSS open source?

MOSS is an open-source project. It is released under the Apache-2.0 license.

Is MOSS free?

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

What license does MOSS use?

MOSS is available under the Apache-2.0 license.

What language is MOSS written in?

MOSS is written mainly in Python.

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