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Jan vs Moose: catalog facts
Jan	Moose
Free Free and open source. Using a third-party cloud model through Jan costs whatever that…	Free Free and open source under the GPL-3.0.
Windows, macOS, Linux	Linux
Runs fully offline on your own computer when you want it to Same interface for local models and for OpenAI, Anthropic, Google, Mistral and others	Native GTK and libadwaita interface Download models from within the app
Still pre-1.0 and moving fast; features appear and change between releases Adding a cloud provider means putting that provider’s API key into the app	Requires Ollama Linux only
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.