Jan is an open-source ChatGPT alternative that runs entirely offline on your computer, providing private AI conversations without data leaving your device.

👋 Jan demo screenshot

About 👋 Jan

Jan is a desktop application that brings AI assistance directly to your computer while maintaining complete privacy. It functions as a local alternative to ChatGPT, allowing users to run large language models entirely offline without sending any data to external servers. The application provides a familiar chat interface while giving users full control over their AI interactions and data privacy.

Key Features

  • Runs completely offline with no data sent to external servers
  • Compatible with multiple open-source language models
  • Clean, intuitive chat interface similar to popular AI assistants
  • Cross-platform support for Windows, macOS, and Linux
  • Local model management and switching capabilities
  • Customizable AI parameters and settings
  • Privacy-first approach with all conversations stored locally