43 Metadata APIs: Fluidinfo, Ontos and Associated Press Metadata

Our API directory now includes 43 metadata APIs. The newest is the OpenStreetMap Taginfo API. The most popular, in terms of mashups, is the Calais API. We list 17 Calais mashups. Below you'll find some more stats from the directory, including the entire list of metadata APIs.

In terms of the technical details, REST and XML lead the way. There are 31 metadata REST APIs and 9 metadata SOAP APIs. Our directory lists 26 metadata XML APIs and 24 metadata JSON APIs.

The most common tags within metadata are 13 metadata search APIs, 9 metadata reference APIs and 5 metadata research APIs.

On the mashup side, we list 1 metadata mashup. We named BBCify as mashup of the day in November.

For reference, here is a list of all 43 metadata APIs.

art.sy API: Artwork information discovery service

Associated Press Metadata API: News content metadata service

Auphonic API: Audio post production service

BibServer API: Bibliographic metadata consolidation and sharing service

Calais API: Semantic data search and extraction service

Cambridge Journals Online API: Cambridge University Press collections

Clear Read API: Article text and metadata extraction tool

Dalet API: Media management service

DCMI Metadata Registry API: Metadata management service

Decibel API: In-depth music metadata

DiscoverEDINA Tagger API: Image metadata service

Fluidinfo API: Online storage and search Platform for metadata

Indian Pincode API: Indian PIN code information service

LibraryCloud API: Aggregated Library metadata delivery service

mEDRA API: European DOI registry

MELT API: German educational Resource search service

mSense API: Metadata generating service

Music Story Pro API: Music metadata database

MusixMatch API: Song lyrics search engine

MyMovies API: Movie and DVD collection management service

NCSU Scholarly Publications Repository API: Academic publication information service

NOAA Historical Observing Metadata Repository API: Historical weather station data service

Nutribu API: Nutrition data for social applications

OCLC Crosswalk API: Metadata translation services

OCLC Virtual International Authority File API: Library authority file service

Ontos API: Semantic data for content

OpenStreetMap Taginfo API: Database of OpenStreetMap location tags

PBS COVE API: PBS video metadata service

PHIN VADS API: Public health terminology service

PLOS Article-Level Metrics API: Usage metrics for PLOS articles

Qobuz API: Streaming/download music service

refbase OpenSearch API: Bibliographic search service

Rutgers University Community Repository API: Digital repository of scholarly articles

Semantics3 API: Product Database

SKOS Thesaurus API: Thesaurus of related concepts

TheGamesDB.net API: Online game artwork and metadata service

Twitlbl API: Twitter data analysis service

Unified Medical Language System API: Medical terminology & taxonomy service

Valobox API: eReader web application for PCs, tablets, and smartphones

Veenome API: Visual data reader for videos

WebKnox Keywords API: Keyword information tool

WebKnox Recipe API: Recipe search engine

WebKnox Web API: Web page processing tool

Be sure to read the next Directories article: 58 VoIP APIs: 8x8, MumbleBoxes and Sylantro