stale · 0.0 marketcapability industryschema

Registrar

Score 16.1 / 100 5 providers +29 via APIs 32 APIs Search apis.io →

Providers using this tag (5)

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

Thin 3 Limited public surface area
Emerging 1 Early or largely undocumented
Minimal 1 Almost no public developer surface

APIs with this tag (32)

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 1 Complete, well-documented, and agent-ready
Developing 4 Usable, with meaningful gaps to close
Thin 16 Limited public surface area
OpenSRS Domains and TLS/SSL APIWholesale reseller API for domain-name lookup, registration, transfer, renewal, DNS-zone management and TLS...39.1WashU Enterprise Integration APIs (MuleSoft Anypoint)Institutional integration APIs published in a MuleSoft Anypoint Exchange tenant and described publicly as "...38.5Yale Course Search and University Publications (CourseLeaf tenancy)Yale Course Search (courses.yale.edu) and the Yale University Publications bulletin (catalog.yale.edu) are ...37.8Yale Courses Web Service v3Returns course-offering information for a given termCode and subjectCode — titles, descriptions, instructor...37.8DAC Registrar API (closed)API host of the Diretoria Academica (DAC), Unicamp's registrar, which runs the course catalogs, enrollment ...37.1TISS REST APIREST API of TISS, TU Wien's Information Systems & Services platform — the course catalogue, curricula, org ...36.8Georgia Tech Course Catalog Data (CourseLeaf)Course and curriculum data for the Georgia Tech catalog, served as XML from the institution's own host thro...36.7OnlineNIC Reseller APIThe OnlineNIC Reseller API (build 4.0.9) gives partners programmatic control of the OnlineNIC product catal...36.7Rice University Course ScheduleRice's public course catalog and schedule search, served from courses.rice.edu on Rice's own network (128.4...36.0TUMonline (CAMPUSonline) — Course Catalog and IdentityTUM's student information system of record, running CAMPUSonline. Two machine-readable surfaces were verifi...33.6McGill Course Catalogue on CourseLeaf (tenant)McGill's official course catalogue, published on CourseLeaf. It carries an undocumented but live machine-re...31.4Testudo Schedule of ClassesThe Office of the Registrar's public Schedule of Classes, a server-rendered web application for browsing co...30.8Courses@Brown (Leepfrog CourseLeaf tenant)Brown's course search and registration front end. It exposes a live, public, keyless JSON API at cab.brown....30.1UCSF Course Catalog (CourseLeaf)The 2026–27 UCSF course catalog, published through Leepfrog's CourseLeaf. No public course, timetable or re...30.0USTC Course Catalog API (catalog.ustc.edu.cn)The JSON API behind USTC's public course catalog application — semesters, the college tree, program trees, ...27.5Student Records (Ellucian Banner Self-Service tenancy)The registrar and student-records system at studentrecords.vuw.ac.nz. The sign-on RelayState /c/auth/SSB id...27.0
Emerging 11 Early or largely undocumented
UOW Handbook course catalog API (undocumented)The UOW Handbook at courses.uow.edu.au is a Next.js application served from CloudFront on UOW's own registr...26.1ASU Course Catalog microservices APIASU's own course, class and subject search API, running at eadvs-cscc-catalog-api.apps.asu.edu/catalog-micr...22.6CUSP — Course & Unit of Study PortalCUSP is the University of Sydney's own course and unit-of-study catalog, served from cusp.sydney.edu.au beh...21.9USC Schedule of Classes (SOC) — Web Services API, retiredUSC's Schedule of Classes Web Services API, which exposed terms, departments, courses and sections and once...21.6CWRU General Bulletin — Leepfrog CourseLeaf catalog (bulletin.case.edu)The 2026-27 General Bulletin, CWRU's authoritative course catalog, runs on Leepfrog CourseLeaf at bulletin....21.0University of Copenhagen Course Cataloguekurser.ku.dk is the university's course catalogue, on a Copenhagen hostname running on Arcanic infrastructu...20.4Qatar University Student Information System (Ellucian Banner)Qatar University runs Ellucian Banner Self-Service at mybanner.qu.edu.qa, on its own network (netname QUNET...20.2Hokkaido University Syllabus Search (学務システム)Public course catalog and syllabus search, institution-operated on the gakumu.academic.hokudai.ac.jp host. ...20.0UNC Catalog Course Search API (CourseLeaf)The University Catalog exposes a keyless JSON course-search API at /course-search/api/?page=fose&route=sear...19.3Wuhan University academic affairs / registrar system (SSO-gated)The institutional teaching-administration and course-registration system. jwgl.whu.edu.cn is live and redir...18.3DTU course base (kurser.dtu.dk)DTU's own course catalogue and timetable system, on DTU's own host. It is not open: every path returns a sm...17.8

Companies reaching this through an API (29)

These companies publish an API, specification or operation carrying “Registrar” 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.

Arizona State University Avalara Brown University Case Western Reserve University Georgia Institute of Technology Hokkaido University McGill University Qatar University Rice University Stanford University Technical University of Denmark Technical University of Munich TU Wien University of Amsterdam University of California, San Francisco University of Campinas University of Copenhagen University of Illinois Urbana-Champaign University of Maryland College Park University of North Carolina at Chapel Hill University of Science and Technology of China University of Southern California University of Sydney University of Twente University of Wollongong Victoria University of Wellington Washington University in St. Louis Wuhan University Yale University

Score breakdown

Frequency
42.1
log-scaled weighted occurrences
Breadth
0.1
spread across providers
Quality lift
27.8
mean composite of providers using it
Cohesion
0.0
strength of nearest seed neighbor

Related tags

Course Catalog 27 co-occurrences Student Information System 7 co-occurrences InCommon 10 co-occurrences DataCite 15 co-occurrences Research Repository 23 co-occurrences Persistent Identifiers 12 co-occurrences Association of American Universities 5 co-occurrences Public Research University 11 co-occurrences

Where this tag comes from

Api tag32
Provider tag5
Openapi tag1
Openapi op tag11

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Tools for tags

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  • 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.
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Call it yourself

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This tag
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As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/registrar"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/registrar/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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