APIs
An application programming interface for making digital resources and capabilities available in many different types of applications and integrations.
UCSC Genome Browser REST API
REST API providing programmatic access to the UCSC Genome Browser's genomic data, including genome assemblies, DNA sequences, annotation tracks, and track hubs. All endpoints use HTTP GET and retur...
UCalgary Space Remote Sensing API
RESTful API from the University of Calgary Space Remote Sensing group for accessing space physics and remote-sensing data (all-sky imagers, riometers, and related instruments). Usable directly over...
UChile Research Data Repository (Dataverse API)
The University of Chile research data repository runs on Dataverse (version 5.13 confirmed live via /api/info/version) and exposes the standard Dataverse REST/native and Search APIs for discovering...
UK Open Banking Read/Write API
RESTful APIs enabling Third Party Providers (TPPs) to access customer account information and initiate payments on behalf of consumers and businesses, with customer consent, via Account Servicing P...
UKG Pro Workforce Management API
The UKG Pro WFM API provides programmatic access to time and labor management data including punches, shifts, schedules, accruals, and attendance. Supports timekeeping, scheduling, and compliance w...
UNFI Harmony Core API
UNFI's Harmony Core API provides read-only access to 42 data files covering supplier, product, inventory, and sales data across UNFI's distribution network. Consumers can perform SQL-style queries ...
UNICEF Reference Data Manager API
The UNICEF Reference Data Manager (RDM) API provides structured access to UNICEF's reference data including geographic hierarchies, organizational units, and classification codes used across UNICEF...
US Bank Corporate Account Information API
The Corporate Account Information API provides access to U.S. Bank deposit account balances and transaction data for corporate customers. It enables retrieval of current-day and previous-day accoun...
US Bank Positive Pay API
The Positive Pay API helps detect check fraud by electronically matching checks to issued items. Enables retrieval of exception items (checks that don't match issued items), submission of pay/retur...
US Bank RTP Real-Time Payments API
The RTP Real-Time Payments API enables 24/7/365 real-time payment origination through The Clearing House RTP network. Supports credit transfer messages, request for payment (RFP), and RTP eligibili...
USACE CWMS Data API
The Corps Water Management System Data API (CDA) is a RESTful API providing public access to USACE water management data. It supports retrieval of timeseries data (stream flow, reservoir levels, pr...
USACE Corps Water Management System Data API
The USACE Corps Water Management System Data API (CDA) is a REST service providing programmatic access to USACE water management data including time series measurements, monitoring locations, ratin...
USCIS FOIA Request and Status API
The USCIS FOIA Request and Status API enables consumers to submit Freedom of Information Act (FOIA) or Privacy Act (PA) requests for Alien File records and check the status of submitted requests us...
USDA AMS MARS API (MyMarketNews)
The Market Analysis Reporting System (MARS) API provides programmatic access to USDA AMS agricultural market news data. The API allows users to automatically pull raw market news data including com...
USDA Ag Data Commons CKAN API
The USDA Ag Data Commons is a DKAN/CKAN-based open data repository for USDA agricultural research datasets. The API provides metadata search and retrieval for datasets from ARS national programs in...
USDA FoodData Central API
The USDA FoodData Central (FDC) API provides access to an integrated data system containing extended nutritional and food component data for thousands of foods. Data types include Foundation Foods,...
USDA NASS Quick Stats API
The USDA NASS Quick Stats API provides direct access to the National Agricultural Statistics Service's official published aggregate estimates related to U.S. agricultural production. Returns data f...
USDA NASS QuickStats API
The QuickStats API provides direct programmatic access to the statistical information contained in the NASS Quick Stats database, covering official published aggregate estimates related to U.S. agr...
USDA NRCS AWDB Water and Climate REST API
The USDA Natural Resources Conservation Service (NRCS) Air and Water Database (AWDB) REST API provides access to snow, water, and climate data from SNOTEL (SNOw TELemetry) stations and Soil Climate...
USGS OGC Continuous Values API
Next-generation OGC API compliant service (api.waterdata.usgs.gov) providing real-time continuous sensor measurements including streamflow, gage height, and hundreds of other parameters. Implements...
USGS OGC Monitoring Locations API
OGC API compliant service providing location details, geographic data, and site identifiers for USGS monitoring stations. Returns rich metadata including site type, drainage area, altitude, aquifer...
USPTO Bulk Data Storage System (BDSS) API
ODP Bulk Data API exposing the Bulk Data Storage System (BDSS) — SearchBulkProducts and GetBulkProduct operations for downloading patent and trademark bulk datasets (bibliographic, assignment, clas...
USPTO Office Action APIs
Family of 8 endpoints covering structured Office Action data — Text Retrieval, Citations, Rejections, and Enriched Citations. The Enriched Citation API uses machine-learning information extraction ...
USPTO Office Action Text Retrieval API
The USPTO Office Action Text Retrieval API provides access to the full text of USPTO patent examiner office actions. Returns rejection text, claims analysis, and prior art citations for patent appl...
USPTO Open Data Portal API
The USPTO Open Data Portal (ODP) API allows public users to discover, search, and extract USPTO patent, trademark, PTAB trial, petition decision, and bulk dataset information at no cost. Requires a...
USPTO Patent File Wrapper API
Core USPTO Open Data Portal (ODP) API for searching and retrieving U.S. patent application file wrappers — bibliographic data, assignment history, prosecution documents (office actions, responses, ...
USPTO Patent Trial and Appeal Board (PTAB) API
The USPTO PTAB API provides access to Patent Trial and Appeal Board proceedings data including inter partes reviews (IPR), post-grant reviews (PGR), and covered business method (CBM) reviews. Retur...
USPTO Patent Trial and Appeal Board (PTAB) API
Patent Trial and Appeal Board (PTAB) API v3 hosted on the Open Data Portal. 19 endpoints covering trial proceedings (IPR, PGR, CBM, derivation), trial decisions (institution, final written, termina...
USPTO Trademark Search API Endpoints
The core API for accessing USPTO trademark data, offering various search and retrieval functionalities including keyword search, availability check, serial number lookups, owner searches, and datab...
USPTO Trademark Status and Document Retrieval (TSDR) API
The USPTO Trademark Status and Document Retrieval (TSDR) API enables programmatic access to trademark case status, filing history, and associated documents. Returns status information for trademark...
USPTO Trademark Status and Document Retrieval (TSDR) API
Trademark Status & Document Retrieval (TSDR) Data API — 24 endpoints (hosted on a separate server with a separate API key from the rest of ODP) for retrieving trademark case status, documents, and ...
USPTO Trademark Status and Document Retrieval API
The Trademark Status and Document Retrieval (TSDR) REST API provides programmatic access to trademark case status, documents, case images, and related metadata. Requires an API key for bulk data do...
UWA Profiles and Research Repository (Pure CRIS Web Service)
Elsevier Pure CRIS Web Service backing the UWA Profiles and Research Repository, exposing research outputs, persons, organisations, projects, activities, and applications as REST resources. Access ...
UiPath Automation Hub API
The UiPath Automation Hub API provides access to the automation pipeline and idea management platform, allowing developers to programmatically create, retrieve, and manage automation ideas, project...
UiPath Document Understanding API
The UiPath Document Understanding API enables intelligent document processing using machine learning and AI models. Developers can submit documents for digitization, classification, and data extrac...
UiPath Platform Management API
The UiPath Platform Management API provides administrative access to organization and tenant management capabilities, including user management, license management, and account configuration. Used ...
United Rentals Total Control Integration API
United Rentals provides a broad selection of APIs to simplify the procure-to-pay lifecycle for equipment rentals. The Total Control platform supports system integration via EDI, cXML, JSON, spreads...
UnitedHealth Group Optum API
The UnitedHealth Group interoperability APIs provide FHIR R4-compliant access to healthcare data including patient records, claims history, provider directories, and formulary information in compli...
UnitedHealthcare Interoperability API
The UnitedHealthcare Interoperability APIs provide FHIR R4-compliant access to patient health data in compliance with CMS Interoperability and Patient Access final rule (CMS-9115-F). Includes Patie...
UnitedHealthcare Provider API
The UnitedHealthcare Provider API provides real-time access to eligibility verification, claims management, prior authorization, and provider directory services through the UHC API Marketplace. Ena...
Unity Distributed Authority API
The Distributed Authority API enables decentralized multiplayer networking where game clients share responsibility for owning and tracking the state of networked objects, reducing server load and l...
Unity Multiplay Game Server Hosting API
The Multiplay Game Server Hosting REST API provides Admin API endpoints for resource configuration and a Game Server Lifecycle API for managing the lifecycle of dedicated game servers in cloud, bar...
University of Alberta Research Data (Borealis Dataverse) API
The University of Alberta research data collection is hosted on Borealis, the Canadian Dataverse Repository (operated by Scholars Portal / Ontario Council of University Libraries). The underlying D...
University of Auckland Figshare Research Repository API
Figshare-hosted institutional research data repository for the University of Auckland. The Figshare v2 REST API exposes public articles, datasets, collections, and projects; University of Auckland ...
University of Rochester Research Repository (URRR) - Figshare API
The University of Rochester Research Repository (URRR) is the institution's official research and data repository, hosted on the Figshare platform at rochester.figshare.com. Figshare provides a pub...
University of Sussex Research Repository (Figshare)
The University of Sussex research repository is hosted on Figshare and contains publications, research data, theses, and other research artefacts. The repository portal is publicly browsable and th...
University of Waterloo Open Data API (v3)
Public REST API powered by the University of Waterloo Open Data Initiative, providing access to authoritative, approved datasets covering academic, campus, and student information (such as subjects...
Unstoppable Domains Partner API
RESTful Partner API v3 for Web3 domain distribution and management. Enables searching, registering, and managing domains in custody wallets and self-custody wallets on Polygon and Base blockchains....
Unstoppable Domains Reseller API
RESTful API for resellers offering traditional DNS domain registration and management alongside Web3 domains. Supports domain search with pricing and availability, registration workflows, DNS recor...
Unstoppable Domains Resolution API
HTTP-based REST API for resolving Web3 domain names to cryptocurrency addresses and records. Supports 310+ cryptocurrencies, reverse lookups, batch queries, TLD enumeration, and RPC proxy for Ether...
Unstoppable Domains User API
MCP-compatible REST API for programmatic user account operations including domain search and purchase, portfolio management, DNS record configuration (A, AAAA, CNAME, MX, TXT, NS, SRV, CAA), market...
Unum HR Connect API
The Unum HR Connect API provides a secure, real-time connection between Unum benefits and major HR platforms including Workday, ADP, and UKG. It automates eligibility checks, evidence of insurabili...
UpKeep API
The UpKeep API provides programmatic access to the UpKeep CMMS platform, enabling management of work orders, assets, locations, preventive maintenance schedules, parts inventory, purchase orders, m...
Upbound API
The Upbound API provides programmatic management of the Upbound universal cloud platform, including organizations, teams, managed Crossplane control planes, package repositories, and robot accounts...
Uploadcare CDN & Image Transformation API
URL-based CDN API for on-the-fly image transformations including resizing, cropping, format conversion, compression, and effects. Transformed images are cached on the global Smart CDN network and n...
Urban Outfitters Marketplace (UO MRKT) Integration
Urban Outfitters operates a curated third-party marketplace called UO MRKT for independent lifestyle and fashion brands. Seller integration is managed through EDI and third-party connectors such as...
UrbanPiper Item Availability API
Toggle stores on and off and mark items and options in or out of stock in real time during operational hours, including marking items out-of-stock on an active order, with availability changes prop...
Utility Data Integration APIs
Third-party platforms that authenticate against retail electric, gas, and water utilities to retrieve customer meter, interval, and billing data on behalf of a consumer or business. These APIs coll...
UvA Library Linked Open Data API (Triply)
REST API over the University of Amsterdam Library's Linked Open Data datasets (books, catalogue, images, letters, maps, audio, video, music, archaeological objects, and more), served on the Triply ...