Local AI app and developer runtime for running, chatting with, and serving open models privately.
Ollama
Ollama lets users run, manage, and integrate open models locally or through cloud models, with CLI, desktop, REST API, and language libraries.

What to know
Key features
- Local LLM execution on macOS, Windows, and Linux
- Simplified model management via command-line interface
- Custom model configuration using Modelfiles
- Built-in REST API for seamless application integration
- Support for a wide range of open-source models like Llama 3 and Mistral
- Complete offline operation for maximum data privacy
Best for
- Building private chatbots for sensitive legal or healthcare data
- Prototyping AI applications without recurring API fees
- Running LLMs in secure, air-gapped or offline environments
- Comparing and testing multiple open-source models locally
Pros
- 100% data sovereignty with local processing
- Zero recurring token-based API costs
- Simple 'Docker-like' installation and deployment
Cons
- Heavy dependence on local GPU and RAM capacity
- Lacks a native advanced graphical user interface
- Requires basic technical knowledge of CLI
Ollama FAQ
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