Osaurus
Osaurus is a local-first AI runtime optimized for Apple Silicon that runs open-source models on Mac with privacy and no cloud dependency.
At a Glance
Free and open-source under MIT license with no usage limits.
Engagement
Available On
Alternatives
Updated Feb 2026
About Osaurus
Osaurus is a local-first AI runtime designed specifically for Apple Silicon Macs, offering blazing fast performance, privacy by default, and open flexibility. It enables users to run state-of-the-art open-source AI models directly on their Mac without relying on cloud services, ensuring data privacy and zero latency. The runtime is lightweight, developer-friendly, and integrates seamlessly with Apple's MLX ecosystem.
Blazing Fast Performance: Optimized for M-series chips and written in Swift for seamless local inference.
Privacy by Default: All AI inference runs locally on your device, ensuring your data never leaves your machine.
Open & Flexible: MIT-licensed and API-compatible with OpenAI and Ollama, supporting extensibility through plugins and models.
Developer Friendly: Simple installation, clean APIs, and both CLI and GUI interfaces for full control.
Community Driven: Open source with active community support and contributions.
To get started, install Osaurus on your Apple Silicon Mac, run your preferred MLX-compatible model, and explore integrations to connect with your favorite tools.
Community Discussions
Be the first to start a conversation about Osaurus
Share your experience with Osaurus, ask questions, or help others learn from your insights.
Pricing
Open Source
Free and open-source under MIT license with no usage limits.
- Full access to Osaurus runtime
- Run open-source AI models locally
- Community support
Capabilities
Key Features
- Local-first AI runtimeOptimized for Apple Silicon M-series chipsPrivacy-focused with no cloud dependencyOpen source under MIT licenseAPI-compatible with OpenAI and Ollama
- Lightweight runtime (~7MB)CLI and GUI interfacesIntegration with Apple's MLX ecosystem