Beets is a free, open-source command-line tool that organizes music libraries and fixes metadata using MusicBrainz, with a plugin system for extra features.
Researched and fact-checked by Bartu Cavusoglu · Updated July 18, 2026
Beets is a free, open-source command-line application for organizing and cleaning up digital music libraries. It matches tracks against the MusicBrainz database to automatically correct metadata like artist, album, and track titles, and can rename and reorganize files accordingly.
The project describes itself as built for 'obsessive music geeks' who want precise, scriptable control over their music collection rather than a simple media player.
Beets' core function is automatic metadata correction using MusicBrainz (with plugin support for Discogs and Beatport), plus duplicate and missing-track detection.
An extensible plugin system adds features such as album art fetching, lyrics retrieval, genre tagging, audio format conversion, and an optional web interface for browsing and playing music in a browser.
Beets is entirely free and open source, distributed via Python's pip package manager. There are no paid tiers, subscriptions, or commercial editions.
Yes, Beets is completely free and open-source software with no paid tiers.
Beets is installed via Python's pip package manager using the command `pip install beets`.
Beets is primarily a command-line tool, but an optional plugin provides a web-based interface for browsing and playing music.
Beets primarily uses the MusicBrainz database, with plugin support for additional sources like Discogs and Beatport.