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metadata

Provider-declared label. Inspect each service’s documented actions and access requirements.

Services are ordered by documented operations, attributed reports and current documentation. 2 services are classified here. Each card shows the interfaces a service offers; open it for access requirements and sources.

Categories · Tasks · Interfaces · How listings are checked

TheAudioDB

TheAudioDB is a music database for artwork and metadata with a free music API.

music-data · metadata · api

API · Documentation checked: 2026-10-11

DataCite

DataCite provides public access to search and retrieve DOI metadata records through its REST API.

research-data · metadata · Developer tools

API · Documentation checked: 2026-10-11