Music Brainz
Open music encyclopedia for collecting music metadata and releases.
Open the official app on musicbrainz.org
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Use it free
Open the official tool or demo — no account needed.
Self-host it
Run the open-source version on your own infrastructure.
What is Music Brainz?
MusicBrainz is an open-source, community-driven music metadata database project that serves as a centralized repository for music-related information. Its primary purpose is to collect, organize, and provide access to music metadata such as artist details, release dates, and track listings, making it freely available under the GNU General Public License version 2. The project caters to developers, music enthusiasts, and data contributors who seek a reliable, open alternative to proprietary music databases. It addresses the problem of fragmented music data by offering a collaborative platform where users can submit, edit, and verify music information, ensuring accuracy and completeness for both human and machine consumption.
How it works
MusicBrainz is a web-based music encyclopedia that aggregates metadata about music releases, artists, and tracks. It was created to replace proprietary systems like CDDB by providing an open, community-maintained alternative. The project emphasizes transparency, allowing anyone to contribute or verify data while releasing all information under the GPL-2.0 license. Its core mission is to become the definitive source of music information by enabling collaborative curation. This includes maintaining relationships between artists, tracks, and releases, as well as supporting metadata standards for developers and applications. MusicBrainz offers tools like Picard, a cross-platform music tagger that uses the MusicBrainz database to auto-tag audio files. It supports formats such as MP3, FLAC, and OGG, and leverages AcoustID for audio fingerprinting to identify tracks without relying on existing metadata. The platform also provides CD lookup capabilities, allowing users to map physical media to digital records.
How to use it
- 1Install MusicBrainz Picard, a tagger that connects to the MusicBrainz database. 2. Add audio files to Picard and initiate the tagging process. 3. Use the database to auto-fill metadata like artist names and track titles. 4. Review and edit suggestions before saving changes. Practical tips include using AcoustID for files without existing tags and leveraging CD lookup features for physical media. For developers, integrate the MusicBrainz API into applications to fetch or submit music data. The server infrastructure, hosted via Docker or Perl-based setups, allows advanced users to manage the database directly.
What it can do
- music database
Use cases
Assumptions and limitations
Assumptions
- source: https://github.com/metabrainz
- license: GPL-2.0 — free to use
- privacy: Self-hosted — you control your data
Limitations
- The database relies on community contributions, leading to potential gaps in coverage for niche or regional music.
- Manual curation is required for complex relationships, such as determining the correct artist for ambiguous tracks.
- Licensing restrictions under GPL-2.0 may limit commercial use without proper attribution or modification.
- Technical complexity exists in setting up the server infrastructure for advanced users.
- Real-time updates are not guaranteed, as data is periodically synchronized rather than dynamically refreshed.
Understanding the result
Open music encyclopedia for collecting music metadata and releases.
Tool details
- Clearly flagged when a network request is needed.
- No account, no sign-up, and no tracking of your content.
- Powered by (MIT).
- Built with
- (https://github.com/metabrainz)
- License
- MIT
- Runs locally
- No — requires a network request
- Verification
- Not yet verified
- Input
- Query
- Output
- Text
Built with https://github.com/metabrainz. OpenToolVault provides the discovery and browser interface while crediting the original project maintainers.
- Built with
- License
- MIT
Open-source project
OpenToolVault is an independent directory. We are not affiliated with or endorsed by this project.
References
- / — GitHub Repository
Upstream project · GitHub
- GPL-2.0 License
Upstream project
Frequently asked
What is MusicBrainz used for?
MusicBrainz is used to collect, organize, and provide access to music metadata such as artist information, release dates, and track details. It serves developers, music enthusiasts, and data contributors by offering an open, community-maintained database under the GPL-2.0 license. Users can leverage its tools for tagging music files, researching musical relationships, or integrating music data into applications.
How does MusicBrainz ensure data accuracy?
MusicBrainz employs a collaborative model where users can submit, edit, and verify music data. The platform uses AcoustID audio fingerprinting to identify tracks without metadata, and its database includes structured relationships between artists, releases, and tracks. While community contributions drive accuracy, data validation is handled through user reviews and automated checks to minimize errors.
How do I tag a song using MusicBrainz Picard?
Install Picard and add your audio files. Click 'Identify' to connect to the MusicBrainz database, which will auto-fill metadata like artist and track names. Review the suggestions, edit any inaccuracies, and click 'Save' to apply the tags. For files without existing metadata, use AcoustID to fingerprint the track and retrieve details.
How does MusicBrainz compare to alternatives like FreeDB or MusicXML?
Unlike FreeDB, which is a proprietary database with limited community involvement, MusicBrainz is fully open-source and maintained by the MetaBrainz Foundation. MusicXML, on the other hand, focuses on music notation rather than metadata organization. MusicBrainz offers broader integration via its API and tools like Picard, making it more versatile for data-driven applications.
What should I do if MusicBrainz is not responding?
Check your internet connection and ensure you're using a supported browser. If the issue persists, try clearing your browser cache or disabling ad blockers. For server-side problems, verify the MusicBrainz website status or consult the project's GitHub repository for ongoing issues. Advanced users can check Docker container logs if running the server locally.