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Music Assistant vs Mopidy: catalog facts
Music Assistant	Mopidy
Free Free and open source. Hosting, hardware and any external services are separate.	Free Free to use, with source code published on GitHub.
Self-hosted	macOS, Linux, Self-hosted, Command line
Unifies supported music providers Controls playback across compatible players	Extensions add many music sources and frontends Works with existing MPD and web clients
Streaming services may require their own subscriptions and supported accounts.	No Windows support mentioned Streaming service support depends on third-party extensions
Self-hosted	Downloadable app, Self-hosted
Open source	Closed source
License: Apache-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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