DOALocal AI › Jan
Jan: what it is, how to install it and requirements
Open-source desktop app to chat with models offline, ChatGPT-style.
Checked on 13 Oct 2026. Versions change every week: check the official site before installing.
| Operating systems | Windows, macOS and Linux (.deb, AppImage and Arm64) (source) |
|---|---|
| Licence and price | Apache 2.0 · free |
| Ease of use | Easy |
| Current version | v0.8.6 (9 Oct 2026) |
| Official site | jan.ai · GitHub |
How to install it
- Download the installer from jan.ai or from the links in the README (Windows
jan.exe, macOSjan.dmg, Linuxjan.deb/jan.AppImage/ Arm64), open «Hub», download a model and start chatting.
Install guides by system: Windows · Mac · Linux. Which model to download: Which local AI model to pick for your RAM: 8, 16, 24, 32 GB.
Other local AI tools
- Ollama: Engine and app to download and run language models with a single command. It includes a local API so other apps can connect to it.
- LM Studio: Desktop app with a graphical interface to find, download and chat with models in GGUF or MLX format. It also has a local server.
- GPT4All: Nomic's desktop app to chat locally and ask questions about your own documents (LocalDocs).
- llama.cpp: C/C++ library and command-line tools that many apps are built on and that define the GGUF format. The most technical option.
- Open WebUI: Self-hosted, ChatGPT-style web interface that connects to Ollama or OpenAI-compatible APIs.
- ComfyUI: Node-based interface to generate images and video with open models on your own computer.