canonical · -0.2 capability schema

JSON

Score 34.9 / 100 19 providers +268 via APIs 283 APIs Search apis.io →
Variants seen in the corpus: JSONJsonjson

Providers using this tag (19)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 2 Complete, well-documented, and agent-ready
Developing 5 Usable, with meaningful gaps to close
Thin 7 Limited public surface area
Emerging 4 Early or largely undocumented
Unrated 1 Not yet scored

APIs with this tag (276)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 2 Complete, well-documented, and agent-ready
Strong 5 Solid coverage with minor gaps
Developing 30 Usable, with meaningful gaps to close
Oracle Database API for MongoDBMongoDB-compatible API for Oracle Database.50.6BrewPage JSON APIJSON document store with up to 10,000 docs per collection49.9DuckDuckGo Tracker Radar DatasetTracker Radar is the open dataset that powers DuckDuckGo's tracker and fingerprinting protection. It is a J...49.8McMaster Experts APIPublic, unauthenticated JSON API behind McMaster Experts, the university's researcher and expertise discove...48.2AT Protocol XRPC APIXRPC is the AT Protocol's HTTP-based remote procedure call layer. All protocol interactions — querying reco...47.5Rice Kinder Institute Urban Data Platform APIThe only publicly callable API Rice University itself operates. Serves the Kinder Institute for Urban Resea...46.9Workday REST APIRESTful API providing modern JSON-based access to Workday data and services. Uses OAuth 2.0 authentication ...46.8SAP HANA JSON Document Store APIAPI for storing, querying, and managing semi-structured JSON documents within SAP HANA using a hybrid relat...46.3Razorpay Core REST APIRESTful API covering orders, payments, refunds, customers, tokens, invoices, payment links, virtual account...45.8Columbia Open Data ServiceThe central university service publishing data feeds to software developers in programming-friendly formats...44.7Apache Struts REST PluginThe Struts REST Plugin provides a convention-based REST API framework for building RESTful services. It map...44.0FreiDok plus JSON APIRead-only JSON API for FreiDok plus, the institutional repository and university bibliography built and ope...44.0SADVR REST API (Vitrine-Recherche)Université de Montréal's own read-only research API, and the one genuinely institution-engineered contract ...43.9ColdSnap Store JSON (Ajax) APIThe unauthenticated read-only JSON surface Shopify serves from the ColdSnap storefront and which the store'...43.4TYPO3 Headless JSON Content APIThe TYPO3 Headless extension provides a JSON API for delivering page content, navigation structures, layout...42.7Digital PUL (DPUL)Princeton's public digital collections site at dpul.princeton.edu (pulibrary/dpul), the presentation layer ...42.1HL7 FHIR R5 Healthcare APIHL7 FHIR R5 (Release 5) is the current published FHIR standard for healthcare data exchange. FHIR R5 REST A...42.1Princeton University Art Museum APIOpen, REST-style API providing developer access to data about the Princeton University Art Museum and its c...42.1Princeton University Library Catalog (Orangelight)Princeton's library catalog at catalog.princeton.edu, a Blacklight application the Library writes and maint...42.1Princeton University Library Finding Aids (PULFAlight)Archival finding aids for Princeton's special collections and the Mudd Manuscript Library, served by an Arc...42.1Princeton University Library Maps and Geospatial Data (PUL Map)GeoBlacklight application at maps.princeton.edu (pulibrary/pulmap) serving Princeton's geospatial data cata...42.1PUL Bibliographic Data Web Service (Bibdata)Princeton University Library's own bibliographic data service at bibdata.princeton.edu. A Rails application...42.1KSU Open Data Distribution APIThe King Saud University Data Management Office (مكتب إدارة البيانات) publishes institutional open data as ...41.8UCSF Industry Documents Library Content APIPublicly readable REST content API behind the Industry Documents Library website, exposing 320 editorial pa...41.4Eaton easyE4 JSON APIJSON API on the Eaton easyE4 PLC / control relay that exposes I/O state, NET-IDs, markers, and configuratio...41.1E2open Supply Chain Platform APIE2open supply chain platform APIs enable supply chain event management, transportation management, customs ...40.7Swift Navigation Web Data EndpointsFirst-party, keyless JSON endpoints on the Swift Navigation website that power the Skylark User Portal and ...40.2Spring Boot REST APIRESTful web services built with Spring Boot using Spring MVC or Spring WebFlux. Supports JSON, XML, and hyp...40.0KFUPM ePrints Export & Search (JSON)Record-level and search-level JSON from the same self-hosted KFUPM ePrints repository, served without authe...39.6Massey Research Online DSpace REST APIHAL/JSON REST API for Massey Research Online, running DSpace 8.3. Anonymous read is permitted on the reposi...39.6
Thin 29 Limited public surface area
Apache James JMAP APIThe JMAP (JSON Meta Application Protocol) implementation in James provides a modern, efficient email protoc...38.6FHFA House Price Index (HPI) APIThe FHFA House Price Index (HPI) is a comprehensive, publicly available dataset measuring changes in single...38.5Bulletproof Storefront JSON CatalogThe unauthenticated Shopify storefront JSON catalog endpoints (/products.json, /collections.json, /products...37.7Dolls Kill Storefront Product JSON APIThe read-only, unauthenticated JSON endpoints Dolls Kill documents in its own agents.md for agents that onl...37.3TU Dresden Lecture Catalog API (Vorlesungsverzeichnis)A gated JSON API over the public data of the TU Dresden lecture directory — courses, seminars, instructors,...36.8Sunrise Sunset Json APIThe Json API from Sunrise Sunset — 1 operation(s) for json.36.1Website Global ObjectA public, keyless JSON endpoint served by the university's own website CMS at www.wgtn.ac.nz/api/globalobje...36.1_done JSON APIThe json API from _done — 1 operation(s) for json.35.8Stedi EDI API (X12 214 Support)Stedi provides a cloud EDI platform with comprehensive X12 214 documentation and tooling. The EDI Inspector...35.4OLIPOP Storefront Product JSONUnauthenticated read-only JSON endpoints the store's own agent instructions publish for agents that only ne...35.0UQ Status APIKeyless read-only JSON, RSS and SVG feeds describing the operational state of 678 University of Queensland ...34.8Craft CMS Element APIOfficial Craft CMS plugin that creates configurable JSON REST endpoints for any element type (entries, asse...34.5Cassandra Document API (Stargate)Schemaless Document API that stores JSON documents in Cassandra, offering a MongoDB-like developer experien...34.2Brown Digital Repository (BDR) APIThe Brown University Library's public, keyless REST API over the Brown Digital Repository — an item API, a ...34.0RCSB PDB Data APIProvides structured access to the complete RCSB PDB holdings via REST and GraphQL interfaces. Given a known...33.7Insurance Council of Australia WordPress REST APIinsurancecouncil.com.au runs on WordPress and leaves the standard WordPress REST API reachable anonymously ...33.4PMC BioC APIThe BioC API provides full text retrieval of PubMed Central Open Access articles in BioC XML or JSON format...32.3Oracle Database JSON Collections APIRESTful API for managing JSON document collections with CRUD operations.32.2Oracle Database SODA (Simple Oracle Document Access)Document-oriented NoSQL-style API for storing, retrieving, and querying JSON documents in Oracle Database.32.2Caltech Library FeedsA metadata service built and operated by Caltech Library (v1.6), harvesting its institutional repositories,...32.1David Protein Storefront JSONThe unauthenticated read-only JSON surface David documents in agents.md for agents that only need to browse...32.1Hanyang University Open API Developer CenterHanyang University's own Open API platform, built and run by the university rather than bought from a vendo...31.4University Library Public Services Status APIThe University Library of Bern runs an Upptime uptime monitor over the 15 public applications it operates, ...30.5SiteMinder Channels Plus APIChannels Plus is SiteMinder's REST and JSON booking channel API that lets partners connect to many SiteMind...29.2SiteMinder Direct Booking APIThe Direct Booking API is a REST and JSON service that lets hotel groups on SiteMinder's Multi-Property pla...29.2JSON-LDJSON-LD (JSON for Linking Data) is a W3C Recommendation for encoding linked data using JSON. It provides a ...27.2PSASIR EPrints REST, Export and OpenSearchUnauthenticated read interfaces the repository serves alongside OAI-PMH, all verified live on 2026-09-01: a...26.9IIT Delhi Departmental Site Platform APIUndocumented JSON API behind the shared React/Express site platform IIT Delhi runs across departmental and ...26.8BetTip Draws APIKeyless, CORS-open REST API serving lottery draw results as JSON and CSV across UK49s, Gosloto, SA National...26.3
Emerging 170 Early or largely undocumented
Feedough WordPress REST APIFeedough is built on WordPress and exposes the standard WordPress REST API, providing JSON endpoints for ac...25.3BrewDog Storefront Product JSONThe unauthenticated, read-only product and collection JSON surface of the brewdog.com Shopify storefront, d...24.4Wyndham Business WordPress REST APIwww.wyndhambusiness.com — the Wyndham Business corporate-travel program site — runs WordPress on WP Engine ...23.7Wyndham Hotel Development WordPress REST APIdevelopment.wyndhamhotels.com — the franchise-development site — runs the same WordPress/WP Engine stack an...23.7GeekWire WordPress REST APIGeekWire is built on WordPress and exposes the standard WordPress REST API, providing JSON endpoints for ac...23.2Circe APICirce is the most widely used JSON library for Scala, built on top of Cats. Provides encoding, decoding, tr...23.0Cloud9 Store JSON EndpointsThe official Cloud9 merchandise store at store.cloud9.gg is a Shopify storefront, and Shopify serves its st...22.9Cloud9 WordPress REST APIcloud9.gg runs on WordPress (WP Cloud / Automattic Atomic hosting) and serves the standard WordPress REST A...22.9JSON-RPC 2.0JSON-RPC 2.0 is a stateless, light-weight remote procedure call (RPC) protocol encoded in JSON. It is widel...22.5JSON SchemaJSON Schema provides a vocabulary for annotating and validating JSON documents. Used extensively as the pay...20.0Rates and Limits JSON APIKeyless, unauthenticated REST-style JSON API serving US tax, payroll, benefits, and wage figures with bundl...19.8Linqto WordPress REST APIThe linqto.com marketing, blog, and market-insights site runs on WordPress and exposes the standard public ...19.6JSON Feed 1.1JSON Feed 1.1 is a JSON-based syndication format created by Brent Simmons and Manton Reece as a developer-f...19.5JSON:APIJSON:API is a specification for how a client should request that resources be fetched or modified, and how ...18.9Blue Origin Shop Storefront JSONThe read-only JSON surface of the Blue Origin Shop Shopify storefront, documented by the store's own llms.t...18.4Transport for NSW Open Data Hub CKAN Action APICKAN Action API for Transport for NSW Open Data Hub, a consistent JSON-over-HTTP interface over a catalog o...17.8Apache Avro Schema FormatJSON Schema for validating Apache Avro schema definitions. Covers all Avro types including primitive types ...17.4Calderdale Data Works CKAN Action APICKAN Action API for Calderdale Data Works, a consistent JSON-over-HTTP interface over a catalog of an open ...17.3California Health and Human Services CKAN Action APICKAN Action API for California Health and Human Services, a consistent JSON-over-HTTP interface over a cata...17.3California Natural Resources Agency CKAN Action APICKAN Action API for California Natural Resources Agency, a consistent JSON-over-HTTP interface over a catal...17.3California Open Data CKAN Action APICKAN Action API for California Open Data, a consistent JSON-over-HTTP interface over a catalog of 4,456 dat...17.3data.overheid.nl CKAN Action APICKAN Action API for data.overheid.nl, a consistent JSON-over-HTTP interface over a catalog of 20,386 datase...17.3Datenregister Berlin CKAN Action APICKAN Action API for Datenregister Berlin, a consistent JSON-over-HTTP interface over a catalog of 2,609 dat...17.3Essex Open Data CKAN Action APICKAN Action API for Essex Open Data, a consistent JSON-over-HTTP interface over a catalog of an open datase...17.3Feign GsonFeign Gson module provides Google Gson-based JSON encoding and decoding for Feign clients, useful in projec...17.3Feign JacksonFeign Jackson module provides Jackson-based JSON encoding and decoding for Feign-annotated client interface...17.3Interpublic Group WordPress Wp/v2 APIWordPress core content API for the Interpublic Group corporate site - posts, pages, media, taxonomies, user...17.3NSW Government Open Data CKAN Action APICKAN Action API for NSW Government Open Data, a consistent JSON-over-HTTP interface over a catalog of 16,90...17.3Open Data Schleswig-Holstein CKAN Action APICKAN Action API for Open Data Schleswig-Holstein, a consistent JSON-over-HTTP interface over a catalog of 3...17.3open NRW CKAN Action APICKAN Action API for open NRW, a consistent JSON-over-HTTP interface over a catalog of 10,579 datasets. Stan...17.3opendata.swiss CKAN Action APICKAN Action API for opendata.swiss, a consistent JSON-over-HTTP interface over a catalog of 14,544 datasets...17.3UK Government Open Data CKAN Action APICKAN Action API for UK Government Open Data, a consistent JSON-over-HTTP interface over a catalog of 57,791...17.3Yukon Open Data CKAN Action APICKAN Action API for Yukon Open Data, a consistent JSON-over-HTTP interface over a catalog of 3,773 datasets...17.3data.gov.uk CKAN Publishing Service CKAN Action APICKAN Action API for data.gov.uk CKAN Publishing Service, a consistent JSON-over-HTTP interface over a catal...16.2Donnees Quebec CKAN Action APICKAN Action API for Donnees Quebec, a consistent JSON-over-HTTP interface over a catalog of 1,608 datasets....16.2London Datastore CKAN Action APICKAN Action API for London Datastore, a consistent JSON-over-HTTP interface over a catalog of an open datas...16.2Open Development Cambodia CKAN Action APICKAN Action API for Open Development Cambodia, a consistent JSON-over-HTTP interface over a catalog of 13,4...16.2Open Development Mekong CKAN Action APICKAN Action API for Open Development Mekong, a consistent JSON-over-HTTP interface over a catalog of 13,483...16.2Open Development Myanmar CKAN Action APICKAN Action API for Open Development Myanmar, a consistent JSON-over-HTTP interface over a catalog of 13,48...16.2Open Development Vietnam CKAN Action APICKAN Action API for Open Development Vietnam, a consistent JSON-over-HTTP interface over a catalog of 13,48...16.2Queensland Government Data CKAN Action APICKAN Action API for Queensland Government Data, a consistent JSON-over-HTTP interface over a catalog of 188...16.2NCKU Open Data Platform (CKAN Action API)NCKU's institutional open data portal, a CKAN 2.0 deployment on NCKU's own host publishing 108 datasets fro...16.1Alberta CKAN Action APICKAN Action API for Alberta, a consistent JSON-over-HTTP interface over a catalog of 33,436 datasets. Stand...15.7AmeriGEOSS Community Platform CKAN Action APICKAN Action API for AmeriGEOSS Community Platform, a consistent JSON-over-HTTP interface over a catalog of ...15.7Analyze Boston CKAN Action APICKAN Action API for Analyze Boston, a consistent JSON-over-HTTP interface over a catalog of 231 datasets. S...15.7Aragón Open Data CKAN Action APICKAN Action API for Aragón Open Data, a consistent JSON-over-HTTP interface over a catalog of 2,429 dataset...15.7Avoindata.fi CKAN Action APICKAN Action API for Avoindata.fi, a consistent JSON-over-HTTP interface over a catalog of 2,521 datasets. S...15.7Barnet Open Data CKAN Action APICKAN Action API for Barnet Open Data, a consistent JSON-over-HTTP interface over a catalog of an open datas...15.7BBDO WordPress REST APIbbdo.com runs on WordPress (WP Engine, fronted by Cloudflare) and leaves the WordPress REST API open for an...15.7BC Data Catalogue CKAN Action APICKAN Action API for BC Data Catalogue, a consistent JSON-over-HTTP interface over a catalog of 3,346 datase...15.7Bienvenido a OpenData UGR CKAN Action APICKAN Action API for Bienvenido a OpenData UGR, a consistent JSON-over-HTTP interface over a catalog of 65 d...15.7BODIK ODCS CKAN Action APICKAN Action API for BODIK ODCS, a consistent JSON-over-HTTP interface over a catalog of 17,545 datasets. St...15.7British Columbia (DataBC) CKAN Action APICKAN Action API for British Columbia (DataBC), a consistent JSON-over-HTTP interface over a catalog of 3,34...15.7Buenos Aires Data CKAN Action APICKAN Action API for Buenos Aires Data, a consistent JSON-over-HTTP interface over a catalog of 451 datasets...15.7City of Milan Open Data CKAN Action APICKAN Action API for City of Milan Open Data, a consistent JSON-over-HTTP interface over a catalog of 2,594 ...15.7City of San Jose CKAN Action APICKAN Action API for City of San Jose, a consistent JSON-over-HTTP interface over a catalog of 170 datasets....15.7City of Toronto Open Data CKAN Action APICKAN Action API for City of Toronto Open Data, a consistent JSON-over-HTTP interface over a catalog of 543 ...15.7CKAN Demo CKAN Action APICKAN Action API for CKAN Demo, a consistent JSON-over-HTTP interface over a catalog of 13 datasets. Standar...15.7Dados abertos Distrito Federal CKAN Action APICKAN Action API for Dados abertos Distrito Federal, a consistent JSON-over-HTTP interface over a catalog of...15.7Dados Abertos POA CKAN Action APICKAN Action API for Dados Abertos POA, a consistent JSON-over-HTTP interface over a catalog of an open data...15.7Dados RS CKAN Action APICKAN Action API for Dados RS, a consistent JSON-over-HTTP interface over a catalog of 404 datasets. Standar...15.7DATA GO JP CKAN Action APICKAN Action API for DATA GO JP, a consistent JSON-over-HTTP interface over a catalog of 18,366 datasets. St...15.7Data Mill North (Leeds) CKAN Action APICKAN Action API for Data Mill North (Leeds), a consistent JSON-over-HTTP interface over a catalog of an ope...15.7Data.gov Inventory CKAN Action APICKAN Action API for Data.gov Inventory, a consistent JSON-over-HTTP interface over a catalog of an open dat...15.7data.gov.au Federal CKAN Action APICKAN Action API for data.gov.au Federal, a consistent JSON-over-HTTP interface over a catalog of 132,257 da...15.7DATA.GOV.HK CKAN Action APICKAN Action API for DATA.GOV.HK, a consistent JSON-over-HTTP interface over a catalog of 218 datasets. Stan...15.7data.gov.ie CKAN Action APICKAN Action API for data.gov.ie, a consistent JSON-over-HTTP interface over a catalog of 22,200 datasets. S...15.7data.gov.lv CKAN Action APICKAN Action API for data.gov.lv, a consistent JSON-over-HTTP interface over a catalog of 1,531 datasets. St...15.7data.sa.gov.au South Australia CKAN Action APICKAN Action API for data.sa.gov.au South Australia, a consistent JSON-over-HTTP interface over a catalog of...15.7data.zagreb.hr Official Open Data Portal CKAN Action APICKAN Action API for data.zagreb.hr Official Open Data Portal, a consistent JSON-over-HTTP interface over a ...15.7DataVic Victoria CKAN Action APICKAN Action API for DataVic Victoria, a consistent JSON-over-HTTP interface over a catalog of 5,585 dataset...15.7dati.emilia-romagna.it CKAN Action APICKAN Action API for dati.emilia-romagna.it, a consistent JSON-over-HTTP interface over a catalog of 2,851 d...15.7dati.gov.it CKAN Action APICKAN Action API for dati.gov.it, a consistent JSON-over-HTTP interface over a catalog of 65,388 datasets. S...15.7Datos Abiertos ACUMAR CKAN Action APICKAN Action API for Datos Abiertos ACUMAR, a consistent JSON-over-HTTP interface over a catalog of 27 datas...15.7Datos Abiertos ARSAT CKAN Action APICKAN Action API for Datos Abiertos ARSAT, a consistent JSON-over-HTTP interface over a catalog of 13 datase...15.7Datos Abiertos Bogota CKAN Action APICKAN Action API for Datos Abiertos Bogota, a consistent JSON-over-HTTP interface over a catalog of 2,112 da...15.7Datos abiertos CKAN Action APICKAN Action API for Datos abiertos, a consistent JSON-over-HTTP interface over a catalog of 667 datasets. S...15.7Datos Abiertos Salud Argentina CKAN Action APICKAN Action API for Datos Abiertos Salud Argentina, a consistent JSON-over-HTTP interface over a catalog of...15.7Datos Agricultura Argentina CKAN Action APICKAN Action API for Datos Agricultura Argentina, a consistent JSON-over-HTTP interface over a catalog of 15...15.7Datos Argentina CKAN Action APICKAN Action API for Datos Argentina, a consistent JSON-over-HTTP interface over a catalog of an open datase...15.7Datos Energia Argentina CKAN Action APICKAN Action API for Datos Energia Argentina, a consistent JSON-over-HTTP interface over a catalog of 178 da...15.7Datos Provincia de Misiones CKAN Action APICKAN Action API for Datos Provincia de Misiones, a consistent JSON-over-HTTP interface over a catalog of 2 ...15.7Datos Transporte Argentina CKAN Action APICKAN Action API for Datos Transporte Argentina, a consistent JSON-over-HTTP interface over a catalog of 48 ...15.7Datos Turismo y Deportes Argentina CKAN Action APICKAN Action API for Datos Turismo y Deportes Argentina, a consistent JSON-over-HTTP interface over a catalo...15.7datos.gob.mx - Sitio oficial de datos abiertos del Gobierno de la República CKAN Action APICKAN Action API for datos.gob.mx - Sitio oficial de datos abiertos del Gobierno de la República, a consiste...15.7datos.gub.uy - Catálogo de Datos Abiertos CKAN Action APICKAN Action API for datos.gub.uy - Catálogo de Datos Abiertos, a consistent JSON-over-HTTP interface over a...15.7datos.misiones.gov.ar CKAN Action APICKAN Action API for datos.misiones.gov.ar, a consistent JSON-over-HTTP interface over a catalog of 2 datase...15.7DOE NETL Energy Data Exchange CKAN Action APICKAN Action API for DOE NETL Energy Data Exchange, a consistent JSON-over-HTTP interface over a catalog of ...15.7Donnees Ouvertes Montreal CKAN Action APICKAN Action API for Donnees Ouvertes Montreal, a consistent JSON-over-HTTP interface over a catalog of 401 ...15.7e-Gov Data Catalog CKAN Action APICKAN Action API for e-Gov Data Catalog, a consistent JSON-over-HTTP interface over a catalog of 18,366 data...15.7ENERGYDATA.info CKAN Action APICKAN Action API for ENERGYDATA.info, a consistent JSON-over-HTTP interface over a catalog of 1,190 datasets...15.7EUDAT B2FIND CKAN Action APICKAN Action API for EUDAT B2FIND, a consistent JSON-over-HTTP interface over a catalog of 1,466,694 dataset...15.7Fortaleza Dados Abertos CKAN Action APICKAN Action API for Fortaleza Dados Abertos, a consistent JSON-over-HTTP interface over a catalog of 635 da...15.7Gifu Prefecture Open Data CKAN Action APICKAN Action API for Gifu Prefecture Open Data, a consistent JSON-over-HTTP interface over a catalog of 1,88...15.7Gouvernement ouvert Canada (FR) CKAN Action APICKAN Action API for Gouvernement ouvert Canada (FR), a consistent JSON-over-HTTP interface over a catalog o...15.7gov.il CKAN Action APICKAN Action API for gov.il, a consistent JSON-over-HTTP interface over a catalog of 1,194 datasets. Standar...15.7GovData Deutschland CKAN Action APICKAN Action API for GovData Deutschland, a consistent JSON-over-HTTP interface over a catalog of 151,112 da...15.7GovData Germany CKAN Action APICKAN Action API for GovData Germany, a consistent JSON-over-HTTP interface over a catalog of 151,707 datase...15.7Governo Aberto do Estado de São Paulo CKAN Action APICKAN Action API for Governo Aberto do Estado de São Paulo, a consistent JSON-over-HTTP interface over a cat...15.7Greece National Data Portal CKAN Action APICKAN Action API for Greece National Data Portal, a consistent JSON-over-HTTP interface over a catalog of 21...15.7Hawaii Open Data Portal CKAN Action APICKAN Action API for Hawaii Open Data Portal, a consistent JSON-over-HTTP interface over a catalog of 976 da...15.7Humanitarian Data Exchange CKAN Action APICKAN Action API for Humanitarian Data Exchange, a consistent JSON-over-HTTP interface over a catalog of 27,...15.7IATI Registry CKAN Action APICKAN Action API for IATI Registry, a consistent JSON-over-HTTP interface over a catalog of 13,656 datasets....15.7Leeds Data Mill CKAN Action APICKAN Action API for Leeds Data Mill, a consistent JSON-over-HTTP interface over a catalog of an open datase...15.7Madrid Region Open Data CKAN Action APICKAN Action API for Madrid Region Open Data, a consistent JSON-over-HTTP interface over a catalog of 2,282 ...15.7Medicaid Open Data DKAN APIDKAN open-data API for Medicaid Open Data, covering a catalog of 255 datasets. Provides the DKAN search API...15.7Milwaukee Open Data CKAN Action APICKAN Action API for Milwaukee Open Data, a consistent JSON-over-HTTP interface over a catalog of 186 datase...15.7Montpellier Open Data CKAN Action APICKAN Action API for Montpellier Open Data, a consistent JSON-over-HTTP interface over a catalog of 0 datase...15.7Montréal, Québec CKAN Action APICKAN Action API for Montréal, Québec, a consistent JSON-over-HTTP interface over a catalog of 401 datasets....15.7NASA Open Data CKAN Action APICKAN Action API for NASA Open Data, a consistent JSON-over-HTTP interface over a catalog of 36,454 datasets...15.7NHS Scotland Open Data CKAN Action APICKAN Action API for NHS Scotland Open Data, a consistent JSON-over-HTTP interface over a catalog of 104 dat...15.7Niagara Open Data CKAN Action APICKAN Action API for Niagara Open Data, a consistent JSON-over-HTTP interface over a catalog of 529 datasets...15.7Northern Territory Open Data CKAN Action APICKAN Action API for Northern Territory Open Data, a consistent JSON-over-HTTP interface over a catalog of 1...15.7Official Ukrainian Government Portal CKAN Action APICKAN Action API for Official Ukrainian Government Portal, a consistent JSON-over-HTTP interface over a cata...15.7Oklahoma CKAN Action APICKAN Action API for Oklahoma, a consistent JSON-over-HTTP interface over a catalog of 391 datasets. Standar...15.7Ontario Data Catalogue CKAN Action APICKAN Action API for Ontario Data Catalogue, a consistent JSON-over-HTTP interface over a catalog of 2,950 d...15.7Open Data Regione Toscana CKAN Action APICKAN Action API for Open Data Regione Toscana, a consistent JSON-over-HTTP interface over a catalog of 12,3...15.7Open Data Trentino CKAN Action APICKAN Action API for Open Data Trentino, a consistent JSON-over-HTTP interface over a catalog of 1,381 datas...15.7Open Government Canada CKAN Action APICKAN Action API for Open Government Canada, a consistent JSON-over-HTTP interface over a catalog of 47,344 ...15.7opendata.gov.je CKAN Action APICKAN Action API for opendata.gov.je, a consistent JSON-over-HTTP interface over a catalog of 118 datasets. ...15.7OpenData.HRO - Portal für offene Data der Hansestadt Rostock CKAN Action APICKAN Action API for OpenData.HRO - Portal für offene Data der Hansestadt Rostock, a consistent JSON-over-HT...15.7OpenDataNI (Northern Ireland) CKAN Action APICKAN Action API for OpenDataNI (Northern Ireland), a consistent JSON-over-HTTP interface over a catalog of ...15.7OPSI Slovenia CKAN Action APICKAN Action API for OPSI Slovenia, a consistent JSON-over-HTTP interface over a catalog of 8,875 datasets. ...15.7Portal Datos Abiertos Ayuntamiento de Málaga CKAN Action APICKAN Action API for Portal Datos Abiertos Ayuntamiento de Málaga, a consistent JSON-over-HTTP interface ove...15.7Portal de Dados Abertos da Cidade de São Paulo CKAN Action APICKAN Action API for Portal de Dados Abertos da Cidade de São Paulo, a consistent JSON-over-HTTP interface o...15.7Portal de Dados Abertos – Prefeitura de Belo Horizonte CKAN Action APICKAN Action API for Portal de Dados Abertos – Prefeitura de Belo Horizonte, a consistent JSON-over-HTTP int...15.7Portal de Dados Urbanos PPGAU UFF - Open data portal for Urban Resarch CKAN Action APICKAN Action API for Portal de Dados Urbanos PPGAU UFF - Open data portal for Urban Resarch, a consistent JS...15.7Portal de Datos Abiertos Republica Dominicana CKAN Action APICKAN Action API for Portal de Datos Abiertos Republica Dominicana, a consistent JSON-over-HTTP interface ov...15.7Portal oficial Ayuntamiento de Rivas Vaciamadrid CKAN Action APICKAN Action API for Portal oficial Ayuntamiento de Rivas Vaciamadrid, a consistent JSON-over-HTTP interface...15.7Portale Dati aperti del Comune di Matera CKAN Action APICKAN Action API for Portale Dati aperti del Comune di Matera, a consistent JSON-over-HTTP interface over a ...15.7Queensland Geoscience Data CKAN Action APICKAN Action API for Queensland Geoscience Data, a consistent JSON-over-HTTP interface over a catalog of 190...15.7Recife City Open Data CKAN Action APICKAN Action API for Recife City Open Data, a consistent JSON-over-HTTP interface over a catalog of 219 data...15.7San Bernardino County ATC OpenData CKAN Action APICKAN Action API for San Bernardino County ATC OpenData, a consistent JSON-over-HTTP interface over a catalo...15.7Satu Data Aceh CKAN Action APICKAN Action API for Satu Data Aceh, a consistent JSON-over-HTTP interface over a catalog of 4,176 datasets....15.7Satu Data Bencana Indonesia (BNPB) CKAN Action APICKAN Action API for Satu Data Bencana Indonesia (BNPB), a consistent JSON-over-HTTP interface over a catalo...15.7Satu Data Kalimantan Timur CKAN Action APICKAN Action API for Satu Data Kalimantan Timur, a consistent JSON-over-HTTP interface over a catalog of 12,...15.7Satu Data Semarang Regency CKAN Action APICKAN Action API for Satu Data Semarang Regency, a consistent JSON-over-HTTP interface over a catalog of 467...15.7Spatial Hub Scotland CKAN Action APICKAN Action API for Spatial Hub Scotland, a consistent JSON-over-HTTP interface over a catalog of 496 datas...15.7Tokyo Metropolitan Open Data CKAN Action APICKAN Action API for Tokyo Metropolitan Open Data, a consistent JSON-over-HTTP interface over a catalog of 9...15.7Transparency Portal for the City of Karlsruhe, Germany CKAN Action APICKAN Action API for Transparency Portal for the City of Karlsruhe, Germany, a consistent JSON-over-HTTP int...15.7US Small Business Administration Open Data CKAN Action APICKAN Action API for US Small Business Administration Open Data, a consistent JSON-over-HTTP interface over ...15.7Virginia Open Data CKAN Action APICKAN Action API for Virginia Open Data, a consistent JSON-over-HTTP interface over a catalog of 33,247 data...15.7Western Australia Data Catalogue CKAN Action APICKAN Action API for Western Australia Data Catalogue, a consistent JSON-over-HTTP interface over a catalog ...15.7Yokohama City Open Data CKAN Action APICKAN Action API for Yokohama City Open Data, a consistent JSON-over-HTTP interface over a catalog of 657 da...15.7HAL - Hypertext Application LanguageA simple format for including hypermedia links in JSON or XML API responses. HAL uses _links for links and ...15.5JSON:APIA specification for building APIs in JSON that standardizes resource representation, relationships, error h...15.5Jakarta JSON BindingJakarta JSON Binding (formerly JSON-B) is a binding framework for converting Java objects to and from JSON ...15.0Jakarta JSON ProcessingJakarta JSON Processing (formerly JSON-P) provides an API to parse, generate, transform, and query JSON doc...15.0Nixpacks Build PlanThe Nixpacks build plan is the JSON representation of how a source directory will be turned into a containe...14.9PlusMargin WordPress REST APIThe stock WordPress REST API exposed by PlusMargin's marketing site. The root discovery document at /wp-jso...14.7Montenegro Open Data CKAN Action APICKAN Action API for Montenegro Open Data, a consistent JSON-over-HTTP interface over a catalog of 894 datas...14.0Construction Monitor Permits APIREST + JSON service backed by Elasticsearch that lets partners search building permits, retrieve full permi...12.8Acre Open Data CKAN Action APICKAN Action API for Acre Open Data, ~20 datasets. Base URL https://dados.ac.gov.br/api/3/action/.12.0Bahia Blanca Open Data CKAN Action APICKAN Action API for Bahia Blanca Open Data, ~221 datasets. Base URL https://datos.bahia.gob.ar/api/3/action/.12.0Bahia Open Data CKAN Action APICKAN Action API for Bahia Open Data, ~21 datasets. Base URL https://dados.ba.gov.br/api/3/action/.12.0Entre Rios Open Data CKAN Action APICKAN Action API for Entre Rios Open Data, covering ~121 datasets. Base URL https://datos.entrerios.gov.ar/a...12.0Espirito Santo Open Data CKAN Action APICKAN Action API for Espirito Santo Open Data, covering ~452 datasets. Base URL https://dados.es.gov.br/api/...12.0Ethiopia Open Data CKAN Action APICKAN Action API for Ethiopia Open Data, ~3 datasets. Base URL https://data.gov.et/api/3/action/.12.0Lazio Open Data CKAN Action APICKAN Action API for Lazio Open Data, covering ~406 datasets. Base URL https://dati.lazio.it/api/3/action/.12.0Leipzig Open Data CKAN Action APICKAN Action API for Leipzig Open Data, ~395 datasets. Base URL https://opendata.leipzig.de/api/3/action/.12.0Liguria Open Data CKAN Action APICKAN Action API for Liguria Open Data, ~123 datasets. Base URL https://dati.regione.liguria.it/api/3/action/.12.0Mendoza Open Data CKAN Action APICKAN Action API for Mendoza Open Data, ~204 datasets. Base URL https://datosabiertos.mendoza.gov.ar/api/3/a...12.0Messina Open Data CKAN Action APICKAN Action API for Messina Open Data, ~109 datasets. Base URL https://opendata.comune.messina.it/api/3/act...12.0Modena Open Data CKAN Action APICKAN Action API for Modena Open Data, ~111 datasets. Base URL https://opendata.comune.modena.it/api/3/action/.12.0Naples Open Data CKAN Action APICKAN Action API for Naples Open Data, ~36 datasets. Base URL https://dati.comune.napoli.it/api/3/action/.12.0Oracle Database 11g REST Data ServicesRESTful web services for Oracle Database.12.0Pakistan Open Data CKAN Action APICKAN Action API for Pakistan Open Data, covering ~1,471 datasets. Base URL https://opendata.com.pk/api/3/ac...12.0Pernambuco Open Data CKAN Action APICKAN Action API for Pernambuco Open Data, covering ~40 datasets. Base URL https://dados.pe.gov.br/api/3/act...12.0Rondonia Open Data CKAN Action APICKAN Action API for Rondonia Open Data, ~14 datasets. Base URL https://dados.ro.gov.br/api/3/action/.12.0Santa Catarina Open Data CKAN Action APICKAN Action API for Santa Catarina Open Data, covering ~112 datasets. Base URL https://dados.sc.gov.br/api/...12.0
Minimal 40 Almost no public developer surface
Lexoo WordPress REST APIThe Lexoo website is built on WordPress and exposes the standard WordPress REST API at /wp-json/, serving J...9.5Opolskie Open Data DKAN APIDKAN API for Opolskie Open Data.9.5Zurich Open Data CKAN Action APICKAN Action API for Zurich Open Data, ~925 datasets. Base URL https://data.stadt-zuerich.ch/api/3/action/.9.5Ireland Open Data Catalogue CKAN Action APICKAN API for Ireland Open Data Catalogue, ~1,467 datasets.8.3Lecce Open Data CKAN Action APICKAN Action API for Lecce Open Data, ~480 datasets.8.3Montenegro Open Data (data.gov.me) CKAN Action APICKAN API for Montenegro Open Data (data.gov.me), ~894 datasets.8.3Neolaiacampus Open Data CKAN Action APICKAN API for Neolaiacampus Open Data, ~70 datasets.8.3Umbria Region Open Data CKAN Action APICKAN API for Umbria Region Open Data, ~457 datasets.8.3BoxxApps Open Data CKAN Action APICKAN API for BoxxApps Open Data, ~719 datasets.7.8Cali Open Data CKAN Action APICKAN Action API for Cali Open Data, ~663 datasets. Base URL https://datos.cali.gov.co/api/3/action/.7.8Companies Registration Office Open Data CKAN Action APICKAN Action API for Companies Registration Office Open Data, ~2 datasets. Base URL https://opendata.cro.ie/...7.8Consip Open Data CKAN Action APICKAN API for Consip Open Data, ~16 datasets.7.8Incheon Open Data DKAN APIDKAN open-data API for Incheon Open Data.7.8Irish Agriculture Open Data CKAN Action APICKAN Action API for Irish Agriculture Open Data, ~56 datasets. Base URL https://opendata.agriculture.gov.ie...7.8Irish Housing Open Data CKAN Action APICKAN Action API for Irish Housing Open Data, ~461 datasets. Base URL https://opendata.housing.gov.ie/api/3/...7.8Kildare County Council Open Data CKAN Action APICKAN Action API for Kildare County Council Open Data, ~80 datasets. Base URL https://data.kildarecoco.ie/ap...7.8Kozadat Hungary Open Data CKAN Action APICKAN API for Kozadat Hungary Open Data, ~2,283 datasets.7.8Limerick Open Data Catalogue CKAN Action APICKAN Action API for Limerick Open Data Catalogue, ~82 datasets. Base URL https://datacatalog.limerick.ie/ap...7.8Lisbon Open Data CKAN Action APICKAN Action API for Lisbon Open Data, ~404 datasets.7.8Maggioli Cloud Open Data CKAN Action APICKAN API for Maggioli Cloud Open Data, ~6,061 datasets.7.8Montevideo Open Data CKAN Action APICKAN Action API for Montevideo Open Data, ~155 datasets. Base URL https://ckan.montevideo.gub.uy/api/3/acti...7.8NBCO Open Data CKAN Action APICKAN Action API for NBCO Open Data, ~2 datasets. Base URL https://data.nbco.gov.ie/api/3/action/.7.8NCSE Open Data CKAN Action APICKAN Action API for NCSE Open Data, ~70 datasets. Base URL https://opendata.ncse.ie/api/3/action/.7.8Rimini Open Data CKAN Action APICKAN Action API for Rimini Open Data, ~72 datasets.7.8Rome Open Data CKAN Action APICKAN API for Rome Open Data, ~365 datasets.7.8Sonora Open Data CKAN Action APICKAN Action API for Sonora Open Data, ~90 datasets. Base URL https://datos.sonora.gob.mx/api/3/action/.7.8South Tyrol Civis Open Data CKAN Action APICKAN API for South Tyrol Civis Open Data, ~938 datasets.7.8Teagasc Open Data CKAN Action APICKAN Action API for Teagasc Open Data, ~18 datasets. Base URL https://opendata.teagasc.ie/api/3/action/.7.8Trento Open Data CKAN Action APICKAN Action API for Trento Open Data, ~0 datasets. Base URL https://opendata.comune.trento.it/api/3/action/.7.8Turin Open Data CKAN Action APICKAN API for Turin Open Data, ~2,076 datasets.7.8Tusla Child & Family Agency Open Data CKAN Action APICKAN Action API for Tusla Child & Family Agency Open Data, ~1,492 datasets. Base URL https://datacatalog.tu...7.8Uruguay Open Data Catalogue CKAN Action APICKAN Action API for Uruguay Open Data Catalogue, ~2,515 datasets. Base URL https://test.catalogodatos.gub.u...7.8data.egov.bg REST APICustom Laravel REST API for data.egov.bg with action-named endpoints under /api, almost all POST with JSON ...7.2data.gov.hr CKAN Action APICKAN Action API for data.gov.hr, a consistent JSON-over-HTTP interface over a catalog of roughly 3,858 data...7.2dataset.gov.md CKAN Action APICKAN Action API for dataset.gov.md, a consistent JSON-over-HTTP interface over a catalog of roughly 1,275 d...7.2University of Bologna Open Data CKAN Action APICKAN API for University of Bologna Open Data, ~34 datasets.6.9UPM YODA Open Data Portal CKAN Action APICKAN API for UPM YODA Open Data Portal, ~201 datasets.6.9data.gov.mk CKAN Action APICKAN Action API for data.gov.mk, a consistent JSON-over-HTTP interface over the national catalog. Standard ...5.5data.gov.rs uData REST APIuData REST API for data.gov.rs, a consistent JSON-over-HTTP interface over a catalog of roughly 3,452 datas...5.3Open Data Albania REST APIBespoke REST API for opendata.gov.al at same-origin /api, with action-style routes. Known endpoints include...5.3

Companies reaching this through an API (268)

These companies publish an API, specification or operation carrying “JSON” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

100 Thieves _done Acre Open Data Adrenaline Shoc Alberta AmeriGEOSS Community Platform Analyze Boston Apache Avro Apache Cassandra Apache James Apache Struts API Specifications Aragón Open Data AT Protocol Avoindata.fi Bahia Blanca Open Data Bahia Open Data Barnet Open Data BBDO Worldwide BC Data Catalogue Bienvenido a OpenData UGR Blue Origin BODIK ODCS BoxxApps Open Data BrewDog BrewPage British Columbia (DataBC) Brown University Buenos Aires Data BulletProof Calderdale Data Works Cali Open Data California Health and Human Services California Institute of Technology California Natural Resources Agency California Open Data City of Milan Open Data City of San Jose City of Toronto Open Data CKAN Demo Cloud9 CloudBees ColdSnap Columbia University Companies Registration Office Open Data Conga Consip Open Data Construction Monitor Craft CMS Dados abertos Distrito Federal
Show all 268 companies ↓
Dados Abertos POA Dados RS DATA GO JP Data Mill North (Leeds) data.egov.bg (Open Data Portal of Bulgaria) Data.gov Inventory data.gov.au Federal DATA.GOV.HK data.gov.hr data.gov.ie data.gov.lv data.gov.mk data.gov.rs data.gov.uk CKAN Publishing Service data.overheid.nl data.sa.gov.au South Australia data.zagreb.hr Official Open Data Portal dataset.gov.md (Portalul Datelor Deschise) DataVic Victoria Datenregister Berlin dati.emilia-romagna.it dati.gov.it Datos abiertos Datos Abiertos ACUMAR Datos Abiertos ARSAT Datos Abiertos Bogota Datos Abiertos Salud Argentina Datos Agricultura Argentina Datos Argentina Datos Energia Argentina Datos Provincia de Misiones Datos Transporte Argentina Datos Turismo y Deportes Argentina datos.gob.mx - Sitio oficial de datos abiertos del Gobierno de la República datos.gub.uy - Catálogo de Datos Abiertos datos.misiones.gov.ar David Protein DOE NETL Energy Data Exchange Dolls Kill Donnees Ouvertes Montreal Donnees Quebec DuckDuckGo e-Gov Data Catalog E2open Eaton Edi 214 ENERGYDATA.info Entre Rios Open Data Espirito Santo Open Data Essex Open Data Ethiopia Open Data EUDAT B2FIND Federal Housing Finance Agency (FHFA) Feedough Feign Fortaleza Dados Abertos GeekWire Gifu Prefecture Open Data Gouvernement ouvert Canada (FR) gov.il GovData Deutschland GovData Germany Governo Aberto do Estado de São Paulo Greece National Data Portal Hanyang University Hawaii Open Data Portal HL7 FHIR Humanitarian Data Exchange IATI Registry IBM Incheon Open Data Indian Institute of Technology Delhi Insurance Council of Australia Interpublic Group Ireland Open Data Catalogue Irish Agriculture Open Data Irish Housing Open Data Jakarta EE Kildare County Council Open Data King Fahd University of Petroleum & Minerals King Saud University Kozadat Hungary Open Data Lazio Open Data Lecce Open Data Leeds Data Mill Leipzig Open Data Lexoo Liguria Open Data Limerick Open Data Catalogue Linqto Lisbon Open Data LlamaParse London Datastore Madrid Region Open Data Maggioli Cloud Open Data Massey University McMaster University Medicaid Open Data Mendoza Open Data Messina Open Data Milwaukee Open Data Modena Open Data Montenegro Open Data Montenegro Open Data (data.gov.me) Montevideo Open Data Montpellier Open Data Montréal, Québec Mud\Wtr Naples Open Data NASA Open Data National Cheng Kung University NBCO Open Data NCSE Open Data Neolaiacampus Open Data NeverBounce NHS Scotland Open Data Niagara Open Data Nixpacks Northern Territory Open Data NSW Government Open Data Off Grid Stores - All Things Off-Grid Solar Official Ukrainian Government Portal Oklahoma Olipop Ontario Data Catalogue Open Data Regione Toscana Open Data Schleswig-Holstein Open Data Trentino Open Development Cambodia Open Development Mekong Open Development Myanmar Open Development Vietnam Open Government Canada open NRW opendata.gov.al (Open Data Albania) opendata.gov.je OpenData.HRO - Portal für offene Data der Hansestadt Rostock opendata.swiss OpenDataNI (Northern Ireland) Opolskie Open Data OPSI Slovenia Oracle Database Oracle Database 11g Pakistan Open Data Pernambuco Open Data PlusMargin Portal Datos Abiertos Ayuntamiento de Málaga Portal de Dados Abertos da Cidade de São Paulo Portal de Dados Abertos – Prefeitura de Belo Horizonte Portal de Dados Urbanos PPGAU UFF - Open data portal for Urban Resarch Portal de Datos Abiertos Republica Dominicana Portal oficial Ayuntamiento de Rivas Vaciamadrid Portale Dati aperti del Comune di Matera Princeton University PubMed Queensland Geoscience Data Queensland Government Data Quip NYC Razorpay RCSB PDB Recife City Open Data REST RESTful Rice University Rimini Open Data Rome Open Data Rondonia Open Data RSS San Bernardino County ATC OpenData Santa Catarina Open Data SAP HANA Satu Data Aceh Satu Data Bencana Indonesia (BNPB) Satu Data Kalimantan Timur Satu Data Semarang Regency Scala SiteMinder Sonora Open Data South Tyrol Civis Open Data Spatial Hub Scotland Spring Boot Sunrise Sunset Swift Navigation Teagasc Open Data Test Specifications Tokyo Metropolitan Open Data Transparency Portal for the City of Karlsruhe, Germany Transport for NSW Open Data Hub Treasure Data Trento Open Data TU Dresden Turin Open Data Tusla Child & Family Agency Open Data TYPO3 UK Government Open Data Umbria Region Open Data Underdog Universiti Putra Malaysia University of Bern University of Bologna Open Data University of California, San Francisco University of Freiburg University of Queensland Université de Montréal UPM YODA Open Data Portal Uruguay Open Data Catalogue US Small Business Administration Open Data Victoria University of Wellington Virginia Open Data VMware Voyage Foods W3C Western Australia Data Catalogue Workday Studio Wyndham Hotels & Resorts Yokohama City Open Data Yukon Open Data Zurich Open Data

Score breakdown

Frequency
66.1
log-scaled weighted occurrences
Breadth
0.5
spread across providers
Quality lift
41.4
mean composite of providers using it
Cohesion
66.4
strength of nearest seed neighbor

Related tags

DCAT 178 co-occurrences CKAN 176 co-occurrences Action API 161 co-occurrences Data Catalog 179 co-occurrences Government Data 165 co-occurrences Catalog 200 co-occurrences Open Data 200 co-occurrences REST 228 co-occurrences

Where this tag comes from

Api tag284
Provider tag19
Openapi tag5
Openapi op tag10

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag
curl "https://apis.io/api/v1/tags/json"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/json"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/json/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.