Osaurus is a native macOS harness for AI agents, built in Swift, that runs open models entirely on your Mac. It supports any model, persistent memory, autonomous execution, and cryptographic identity, and is fully offline and open source.

Does Osaurus require an account?

No, you can open the .dmg and launch Osaurus without an account.

Can Osaurus run offline?

Yes, Osaurus runs models on your Apple Silicon chip and works with Wi-Fi off, requiring no internet connection.

Yes, Osaurus is MIT licensed, with no subscription, no usage caps, and no billing. It is yours to use and modify forever.

What models can I use with Osaurus?

You can connect Ollama, MLX, or LM Studio in one click, and add ChatGPT, Claude, or Gemini when needed.

Does Osaurus send my data to servers?

No, Osaurus keeps your data on your Mac. Nothing leaves unless you say so, and there is no telemetry or anonymous analytics.

What are the system requirements for Osaurus?

Osaurus requires Apple Silicon and macOS 15.5 or later.

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What is Osaurus?

Osaurus is a native macOS harness for AI agents, built in Swift and fully open source under the MIT license. It allows users to run open models locally on Apple Silicon, ensuring privacy and offline functionality. Users can also connect cloud models like ChatGPT, Claude, or Gemini when needed, with a shared memory across all models. The app supports autonomous agents, file reading/writing, and tool execution, all without sending data to servers.

What can Osaurus do?

Local AI Execution
Runs open models entirely on your Mac using Apple Silicon, ensuring privacy and offline functionality.
Cloud Model Integration
Add ChatGPT, Claude, or Gemini when needed, with shared memory across all models.
Autonomous Agents
Build agents that run autonomously with voice control, folder watchers, browser plugins, and parallel jobs.
File and Tool Access
Read, write, and execute files and tools, like a local AI assistant that knows your environment.
Offline by Design
Works with Wi-Fi off; no internet required, and no anonymous analytics.
Open Source
MIT licensed, built in public, and free forever.

Who is Osaurus for?

Developers: Developers can build agents that run autonomously with voice control, folder watchers, browser plugins, and parallel jobs, letting the local AI work while they sleep.
Privacy-conscious users: Privacy-conscious users can run AI models entirely on their Mac, keeping conversations, code, and files private, with no servers in the loop.