The MetaBrainz Foundation
The MetaBrainz Foundation is a US non-profit that operates MusicBrainz and adjacent community-maintained open databases (BookBrainz, ListenBrainz, CritiqueBrainz, Cover Art Archive, AcousticBrainz), serving individual users, open-source developers, and enterprise customers like Spotify, Google, Amazon, BBC, and Universal Music via tiered subscriptions.
- Company typePrivate
- Founded2004
- HeadquartersSan Luis Obispo, United States
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What The MetaBrainz Foundation does
The MetaBrainz Foundation is a US non-profit (founded 2004, headquartered in San Luis Obispo, California) that operates a portfolio of community-maintained, open databases — most prominently MusicBrainz (a peer-reviewed open music encyclopedia), supplemented by BookBrainz (literature), ListenBrainz (user listening habits), CritiqueBrainz (reviews), the Cover Art Archive, and AcousticBrainz (audio fingerprinting/analysis). Data is contributed by volunteers worldwide and verified through peer review before release under Creative Commons licenses or into the public domain, a model that has been continuously operating since the original MusicBrainz project was founded in 2000.
The foundation's technology stack consists of open-source community databases delivered via a public REST API, hourly replication packets in tar.bz2 format, and incremental JSON dumps partitioned by entity type (artist, recording, release, release-group, label, work, etc.). Programmatic access is gated by access tokens for commercial supporters; the Live Data Feed provides near-real-time updates. A cross-platform tagging client (MusicBrainz Picard), a translation platform (Weblate), and a Discourse-based community forum round out the infrastructure.
Revenue is generated through three streams: (i) tiered commercial data licensing subscriptions ranging from $0/month (non-profit / personal) through Bronze ($100+), Silver ($600+), and Gold ($1,250+) up to a Unicorn tier ($2,000+/month) for large enterprises with custom contractual terms; (ii) end-user donations; and (iii) corporate sponsorships (notably GitHub as infrastructure sponsor). The foundation serves a dual customer base: a long tail of individual users, open-source developers, academic researchers, and start-ups on free or low-cost tiers, alongside enterprise anchors including Spotify, Google, Amazon, Pandora, SiriusXM, BBC, Universal Music, Harman International (Roon), Last.fm, Plex, and Wolfram|Alpha. Total headcount is reported as 1–10, reflecting the lean volunteer-driven operating model.
The MetaBrainz Foundation firmographics
Firmographics- Name
- The MetaBrainz Foundation
- Legal name
- MetaBrainz Foundation
- Website
- https://metabrainz.org
- Company type
- Private
- Founded year
- 2004
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- The MetaBrainz Foundation is a US non-profit that operates MusicBrainz and adjacent community-maintained open databases (BookBrainz, ListenBrainz, CritiqueBrainz, Cover Art Archive, AcousticBrainz), serving individual users, open-source developers, and enterprise customers like Spotify, Google, Amazon, BBC, and Universal Music via tiered subscriptions.
- Ownership category
- akta.pro rank
The MetaBrainz Foundation industry classification
Industry- Product category
- Open Music Metadata & Data Licensing
- NAICS
- Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers (516210), Software Publishers (5132), Music Publishers (512230)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370), Services-Prepackaged Software (7372)
- akta.pro primary industry
- Music Recognition, Lyrics & Metadata Platforms (MPAIADAK)
- akta.pro secondary industries
- Data Sharing & Data Marketplace Governance (HDAEADAK), Developer & Open-Source Communities (MPACAJAK)
Keywords
Where The MetaBrainz Foundation is headquartered
LocationHeadquarters
- HQ city
- San Luis Obispo
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
The MetaBrainz Foundation business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Infrastructure, Personnel, Operations
Revenue model
- Commercial Data Licensing: Companies pay monthly subscription fees to access and use MetaBrainz datasets. Tiers range from $0 (non-profit) to $2000+/month (Unicorn tier) based on company size and usage. Revenue is recurring subscription-based from commercial supporters.
- End User Donations: Individual users and supporters can make donations to support the foundation's operations. The foundation relies on these contributions alongside commercial supporter fees.
- Sponsorships: Organizations like GitHub provide sponsorship funding to support the foundation's goals.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Non-commercial / Personal - Free access for personal and university use |
| Freemium | Monthly | Non-profit Organizations - Free for qualifying non-profits and universities |
| Subscription | Monthly | Stealth Start-Up - Confidential access for early-stage companies |
| Subscription | Monthly | Bronze - Popular mobile apps and small to mid-size start-ups |
| Subscription | Monthly | Silver - Mid-size start-ups and established companies |
| Subscription | Monthly | Gold - Established companies with 20+ people |
| Subscription | Monthly | Unicorn - Large companies with special requirements |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels4 records
The MetaBrainz Foundation product offering
Product offeringCore offering
The MetaBrainz Foundation operates community-maintained open databases — primarily MusicBrainz (music metadata encyclopedia), supported by BookBrainz, ListenBrainz, CritiqueBrainz, Cover Art Archive, and AcousticBrainz — and exposes the data via a public API and Live Data Feed. It distributes the data free for non-commercial use under Creative Commons / public-domain licensing, and sells tiered commercial subscriptions to enterprises that consume the data. It also ships MusicBrainz Picard, a cross-platform music tagger.
Product overview
The MetaBrainz Foundation operates a portfolio of open-source, community-maintained databases and related tools. The core product is MusicBrainz, an open music encyclopedia that collects and peer-reviews music metadata. This is supported by MusicBrainz Picard, a cross-platform music tagging application. The foundation also maintains BookBrainz for literature metadata, ListenBrainz for user listening habits, CritiqueBrainz for reviews, the Cover Art Archive for artwork, and AcousticBrainz for audio fingerprinting and analysis. Data access is provided via the MetaBrainz API and Live Data Feed. Community engagement is facilitated through Discourse forums and Weblate for translations. All data is released under Creative Commons licenses or into the public domain for non-commercial use.
Differentiator
Problem solved
Functional benefit
Brands
- MusicBrainz: An open music encyclopedia that collects music metadata and makes it available to the public
- BookBrainz
- ListenBrainz
- CritiqueBrainz
- Cover Art Archive
- Picard
- AcousticBrainz
Products and services
- MusicBrainz An open music encyclopedia that collects music metadata (artists, releases, recordings, works, labels, etc.) and makes it available to the public under Creative Commons / public-domain licenses; data is gathered by volunteers and verified by peer review.
- MusicBrainz Picard A cross-platform music tagger that uses audio fingerprinting and MusicBrainz metadata matching to automatically identify and tag local audio files.
- BookBrainz An open encyclopedia containing information about published literature, collecting book metadata and making it freely accessible.
- ListenBrainz An open record of user listening habits that tracks and stores what music users listen to across different platforms.
- CritiqueBrainz A repository for Creative Commons licensed music and book reviews, providing a platform for user-contributed critical content.
- Cover Art Archive A repository of music cover art that is freely and easily accessible, storing album and release artwork for MusicBrainz entries.
- AcousticBrainz A project that collects and provides audio analysis data, linking audio fingerprints to MusicBrainz IDs to enable automatic music identification.
- MusicBrainz Live Data Feed Hourly replication packets and incremental JSON dumps providing real-time, token-authenticated access to MusicBrainz database changes for registered supporters and commercial users.
- MetaBrainz API RESTful API endpoints providing programmatic access to MusicBrainz data including hourly replication packets in tar.bz2 format and incremental JSON dumps partitioned by entity type (area, artist, event, instrument, label, place, recording, release, release-group, series, work).
Companies that use The MetaBrainz Foundation
Customer profileNamed customers23 records
Segments6 records
Ideal customer profiles4 records
The MetaBrainz Foundation technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration2 records
Feature2 records
The MetaBrainz Foundation partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- GitHubminorGitHub sponsors the MetaBrainz Foundation, providing infrastructure and hosting support for the organization.
Scale indicators2 records
Recent moves6 records
Expansion highlights5 records
The MetaBrainz Foundation competitors and assessment
Company assessmentDirect peers
- Discogs: Community-maintained music database where users contribute metadata on artists, labels, and releases. Operates a marketplace layer on top, but the underlying crowdsourced metadata model directly parallels MusicBrainz's editorial structure and target user base.
- Musixmatch: Operates the world's largest lyrics catalog and music metadata platform, with a B2B API and an enterprise commercial model that directly overlaps MusicBrainz's monetization of music data. Comparable in its licensed-data business model and enterprise customer targeting.
- AllMusic: Editorial-driven music metadata and review database covering artists, albums, and genres. Overlaps with MusicBrainz and CritiqueBrainz in editorial music information, with a different monetization approach (advertising and licensing) but a similar information product.
- Last.fm (Audacy/CBS Interactive): Music discovery and scrobbling platform that is itself a MetaBrainz customer and that operates user listening-habit data—directly overlapping with ListenBrainz. Comparable in listening-data aggregation and music metadata enrichment for end users.
Broad incumbents
- Gracenote (Nielsen): Largest commercial music metadata and recognition provider, serving the same enterprise customers (streaming services, broadcasters, hardware OEMs) that MetaBrainz supports. Represents the primary commercial incumbent against which MetaBrainz's freemium positioning competes.
- Wikidata (Wikimedia Foundation): Wikidata integrates with MusicBrainz (one of MetaBrainz's customers) and operates a structurally similar non-profit, community-edited knowledge base. Comparable as a model for open, community-maintained structured data at scale rather than as a direct music competitor.
- IMDb (Amazon): The closest analogue to MusicBrainz in non-music media—a community-maintained, commercially leveraged media metadata database. While focused on film/TV, IMDb is structurally comparable as a foundational identifier and metadata layer for a major media vertical.
Emerging players
- Rate Your Music (Sonemic): Community-curated music catalog and review platform with strong genre taxonomy depth. Comparable in community-driven music cataloging and review scope to MusicBrainz/CritiqueBrainz, though with a different audience (enthusiast collectors) and less enterprise API exposure.
- Genius Media: Lyrics and music knowledge platform with community annotation, plus an API business. Comparable to MetaBrainz in community-edited music content and API-based commercial data licensing, though focused on lyrics/annotation rather than canonical music identifiers.
Others
- OpenStreetMap Foundation: Non-profit foundation operating the canonical example of community-maintained open geospatial data with commercial-tier licensing. Highly comparable as an operational and governance model: volunteer contributors, Creative Commons-style licensing, tiered commercial supporter fees, and a small core staff.
Market position
Strengths4 records
Weaknesses3 records
Competitive moat6 records
Key risks5 records
Key highlights6 records
Customer concentration
The MetaBrainz Foundation social profiles
Digital presenceThe MetaBrainz Foundation financial estimates
Financial estimateRevenue estimate
Valuation estimate
The MetaBrainz Foundation leadership team
Management profileNumber of profiles
Profiles1 record
The MetaBrainz Foundation subsidiaries and ownership
Company hierarchySubsidiaries7 records
The MetaBrainz Foundation funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
The MetaBrainz Foundation M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about The MetaBrainz Foundation
What does The MetaBrainz Foundation do?
The MetaBrainz Foundation operates community-maintained open databases — primarily MusicBrainz (music metadata encyclopedia), supported by BookBrainz, ListenBrainz, CritiqueBrainz, Cover Art Archive, and AcousticBrainz — and exposes the data via a public API and Live Data Feed. It distributes the data free for non-commercial use under Creative Commons / public-domain licensing, and sells tiered commercial subscriptions to enterprises that consume the data. It also ships MusicBrainz Picard, a cross-platform music tagger.
Is The MetaBrainz Foundation a public or private company?
The MetaBrainz Foundation is a private company. It is classified as nonprofit foundation owned and is currently operating.
When was The MetaBrainz Foundation founded?
The MetaBrainz Foundation was founded in 2004. It employs 1 to 10 people.
Where is The MetaBrainz Foundation based?
The MetaBrainz Foundation is headquartered in San Luis Obispo, United States, in the North America region.
How does The MetaBrainz Foundation make money?
Three revenue lines are on record. Commercial Data Licensing is the primary driver. The others are end User Donations and sponsorships.
Who are The MetaBrainz Foundation's main competitors?
Direct peers on record are Discogs, Musixmatch, AllMusic and Last.fm (Audacy/CBS Interactive). Broad incumbents are Gracenote (Nielsen), Wikidata (Wikimedia Foundation) and IMDb (Amazon). Emerging players are Rate Your Music (Sonemic) and Genius Media. OpenStreetMap Foundation is listed as an others.
Does The MetaBrainz Foundation have an API?
Yes. The MetaBrainz API provides two endpoints for accessing MusicBrainz data: 1) Hourly Replication Packets for fetching database snapshots in tar.bz2 format with optional GPG signatures, and 2) Hourly Incremental JSON Dumps partitioned by entity type (area, artist, event, instrument, label, place, recording, release, release-group, series, work). All endpoints require an access token obtainable from the user's profile page. The JSON dumps are read line-by-line with each line containing one changed entity in JSON format. Developer documentation is at metabrainz.org/api.
What industry is The MetaBrainz Foundation in?
The MetaBrainz Foundation's product category is Open Music Metadata & Data Licensing. Its primary akta.pro industry code is MPAIADAK, Music Recognition, Lyrics & Metadata Platforms, with a secondary code of HDAEADAK, Data Sharing & Data Marketplace Governance. Its NAICS code is 516210 and its SIC code is 7370.