MetaBrainz Foundation
DataOpen music / book metadata, music recommendations
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Links from the organization’s published listing (2026). Older contact links may have moved.
Programs & participation
18 records across 1 programIndexed project records; missing years are not zero. Coverage
2026Google Summer of CodeAnnual program · 7 projects indexed
- Compose Multiplatform Migration of ListenBrainz-Android
- Development of a new Calibre plugin for BookBrainz
- GraphQL Server as a Musicbrainz API Alternative
- Integrate MusicBrainz events into ListenBrainz
- Modernize search storage format for the MusicBrainz database
- Playlists Sorting and Organization
- Set Up BookBrainz for Internationalization
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2025Google Summer of CodeAnnual program · 6 projects indexed
- Centralized Notification System for MetaBrainz
- Development of Advanced User Statistics Visualizations
- Importing Listening History Files in Listenbrainz
- Integrate music streaming from Funkwhale & Navidrome (Subsonic)
- Matrix Archiver (libretto)
- Onboarding Revamp in Listenbrainz-Android
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2024Google Summer of CodeAnnual program · 8 projects indexed
- Add cover art image processing options to Picard
- Add Syndication Feeds to ListenBrainz
- Artist, Album, User Pages in ListenBrainz Android App for all users
- BookBrainz: Importing Entities With Relationships
- Dashboard Page and Feed revamp in ListenBrainz iOS
- Email service with internationalisation and MJML-based formatting
- GSoC 2024: Transferring Playlists Between SoundCloud, Apple Music and ListenBrainz
- Musicbrainz - Internet Archive integration: saving external URLs via Wayback Machine
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2023Google Summer of CodeAnnual program · 7 projects indexed
- Administration System - BookBrainz
- Automate areas management in MusicBrainz
- BookBrainz: Import Other Open Databases
- Dataset Hoster Improvements
- Feed Section in Android App
- Integrating Apple Music with ListenBrainz
- Interactive Artist Similarity Graph
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2022Google Summer of CodeAnnual program · 7 projects indexed
- Add Timezone support to ListenBrainz
- Clean Up The Music Listening Histories Dataset
- CritiqueBrainz reviews for BookBrainz entities
- Make Picard work in single instance mode
- MusicBrainz Android App: Adding BrainzPlayer in Android App
- Send a track to another user as a personal recommendation
- Unified Creation Form
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2021Google Summer of CodeAnnual program · 5 projects indexed
- Complete Rust binding for the MusicBrainz API
- Implement "Series" entity for BookBrainz
- Musicbrainz Android App: Dawn of Showdown
- Pin Tracks & Review Tracks Through CritiqueBrainz
- Push the URL relationship editor to the next level
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2020Google Summer of CodeAnnual program · 7 projects indexed
- AcousticBrainz - New machine learning infrastructure
- Adding Statistics and Graphs for ListenBrainz Users and Community
- Designing Responsive UI and Completing Fragmented Features of MusicBrainz(Android)
- GSoC 2020: Add 'love/hate a recording' and 'delete a listen' support to ListenBrainz
- Spam detection with online learning
- To make MusicBrainz for Android stable and robust
- User Collections : BookBrainz
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2019Google Summer of CodeAnnual program · 6 projects indexed
- Bring back MusicBrainz for Android to Life
- Edit Previews for non-release type Musicbrainz Entities
- GSoC 2019: Support For Reviewing and Rating More Entities (CritiqueBrainz)
- JSON Web API for BookBrainz
- Music recommendation system: Collaborative filtering using Apache Spark
- Recording Similarity Index for AcousticBrainz
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2018Google Summer of CodeAnnual program · 5 projects indexed
- A way to associate listens with MBIDs
- Developing infrastructure for importing data into BookBrainz
- More detailed integration of AcousticBrainz with MusicBrainz
- React-based UI Component Library: A game-plan for user experience design overhaul of MusicBrainz
- SpamBrainz - Fighting spam with machine learning
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2017Google Summer of CodeAnnual program · 5 projects indexed
- Add Rating System in CritiqueBrainz
- Add statistics and graphs to ListenBrainz
- Directly accessing MusicBrainz database in CritiqueBrainz
- Picard v2.0
- Search for Entities
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2016Google Summer of CodeAnnual program · 4 projects indexed
- A Job Running Client for AcousticBrainz
- Gamification of submission system
- ListenBrainz: A submission API compatible with Last.fm scrobblers
- Show tag search results in Picard
Source checked Sep 28, 2026
Participation imported from the GSoC Organizations archive snapshot; this historical listing is not an application-status claim.
2015Google Summer of CodeAnnual program · 4 projects indexed
- AcousticBrainz Datasets
- Create a unified browse and search interface for MusicBrainz
- Finish Implementation of SOLR Search
- Improvements to CritiqueBrainz
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2014Google Summer of CodeAnnual program · 5 projects indexed
- A new website for Picard and its plugins.
- Finishing and deploying CritiqueBrainz
- MB UI TLC
- MBS-6201: Add an "event" entity
- Move MusicBrainz Search to SOLR
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2013Google Summer of CodeAnnual program · 3 projects indexed
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2012Google Summer of CodeAnnual program · 4 projects indexed
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2011Google Summer of CodeAnnual program · 2 projects indexed
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2010Google Summer of CodeAnnual program · 3 projects indexed
- Development of an Android application for Musicbrainz
- Improve collections feature
- MusicBrainz Android Mobile Application
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.
2009Google Summer of CodeAnnual program · 2 projects indexed
- Implement the "Next Generation Schema" for the MusicBrainz database
- Redesign of the MB database schema
Source checked Oct 2, 2026
Community mirror of the 2009–2015 Google Melange project archive. Original Melange project links may now redirect; the participation source retains the mirrored records. Organizations without indexed projects may be absent. Imported and normalized from Vaibhav Gupta / GSoC-Data-Analyser, MIT.