Providers - H

H&M

'A Swedish multinational fast-fashion retailer offering affordable clothing, accessories, and home goods. Operates thousands of stores globally and is one of...

H&R Block

H&R Block is a global consumer tax services provider that offers tax preparation, banking, and other financial products and services through retail offices a...

H&R Block

H&R Block is a major US corporation and Fortune 1000 company. The H&R Block API provides programmatic access to its platform services, data, and integrations...

H.B. Fuller

H.B. Fuller is a leading global adhesives provider focused on perfecting adhesives, sealants, and other specialty chemical products for consumer, durable ass...

H.B. Fuller Company

H.B. Fuller Company is a major US corporation and Fortune 1000 company. The H.B. Fuller Company API provides programmatic access to its platform services, da...

Habitat Lab

Habitat Lab is Meta AI Research's embodied AI simulation platform. It provides documentation, quickstart code, and tools for training and evaluating AI agent...

Hacker News

Hacker News is Y Combinator's technology news aggregation and discussion platform. It exposes a public, read-only Firebase-backed API that gives developers r...

Hackerearth

"For compiling and running code in several languages"

HackerNews

"Social news for CS and entrepreneurship"

HackerOne

"The industry’s first hacker API that helps increase productivity towards creative bug bounty hunting"

HackMyIP

"IP geolocation, ISP and privacy/VPN scoring, email breach checks, DNS and WHOIS lookups"

Hadrian

Hadrian (Hadrian Automation) is a Los Angeles-area precision-manufacturing company founded in 2020 by Chris Power, building software-driven, AI-powered facto...

Hain Celestial Group

The Hain Celestial Group is a leading organic and natural products company providing consumers with A Healthier Way of Life through a portfolio of natural, o...

Halliburton

Halliburton delivers advanced products and services to meet the evolving needs of the global energy industry, driving innovation, reliability, and performanc...

Hallmark Cards

Hallmark Cards is a major US corporation and Fortune 1000 company. The Hallmark Cards API provides programmatic access to its platform services, data, and in...

Halo

"Halo 5 and Halo Wars 2 Information"

Hamad Bin Khalifa University

Hamad Bin Khalifa University (HBKU) is a research-intensive graduate university founded in 2010 as part of Qatar Foundation, located in Education City, Doha,...

HAMI

HAMI (Heterogeneous AI Computing Virtualization Middleware) is an open-source project that enables GPU virtualization and sharing for Kubernetes workloads, a...

Hamilton Lane

Hamilton Lane is a major US corporation and Fortune 1000 company. The Hamilton Lane API provides programmatic access to its platform services, data, and inte...

Handwrite IO

Handwrite IO provides a REST API that lets you send handwritten notes in an automated manner. Using the API, businesses can send personalized handwritten car...

Hanesbrands

Hanesbrands is a global consumer apparel company designing, manufacturing, and selling everyday basic apparel under brands including Hanes, Champion, Bali, M...

Hanover Insurance Group

The Hanover Insurance Group is a property and casualty insurance company that provides personal and commercial insurance products to individuals and business...

Hanyang University

Hanyang University is a private research university in Seoul and Ansan, South Korea, ranked #162 in the QS World University Rankings 2025. It operates an off...

Hapag-Lloyd

'A German multinational container shipping company and one of the world''s largest liner shipping companies. Operates a fleet of over 250 vessels serving app...

Hapi

hapi is a rich, configuration-centric framework for building web applications and APIs in Node.js. It provides a powerful plugin system, built-in input valid...

HAProxy

HAProxy is a free, very fast and reliable reverse-proxy offering high availability, load balancing, and proxying for TCP and HTTP-based applications. It expo...

Harbin Institute of Technology

Harbin Institute of Technology (HIT) is a public research university in Harbin, Heilongjiang, China, founded in 1920 and overseen by the Ministry of Industry...

Harbor

Harbor is a no-code tool that lets brands build an owned community platform where superfans can engage with the brand and earn rewards. Harbor enables busine...

Harbor Compliance

Harbor Compliance is a compliance management platform that helps businesses streamline compliance workflows, save staff hours, and enhance client relationshi...

Harley-Davidson

Shop the Official Harley-Davidson site for new and used motorcycles, genuine parts and apparel. Locate a dealer or take a test ride. Harley-Davidson does not...

Harman International

Harman International, a wholly-owned subsidiary of Samsung Electronics, is a global leader in connected technologies for automotive, consumer, and enterprise...

Harness

Harness is an AI-powered software delivery platform that automates and accelerates the entire software development

Harness Cloud Cost Management

Harness Cloud Cost Management (CCM) provides intelligent cloud cost optimization with AI-driven recommendations, customizable cost perspectives, budgets, ano...

Harris Ambulatory Care Enterprise

Harris Ambulatory Care Enterprise (part of Harris Healthcare, a Harris Computer company) provides ambulatory healthcare software solutions including the Puls...

Harris Computer

Harris Computer is a constellation of companies acquiring and operating vertical market software businesses across the public sector, healthcare, utilities, ...

Harry Potter Charactes

"Harry Potter Characters Data with with imagery"

Hartford Financial Services Group

The Hartford Financial Services Group is a leading provider of property and casualty insurance, group benefits, and mutual funds and ETFs in the United State...

Hartford Insurance

The Hartford is a leading provider of property and casualty insurance, group benefits, and mutual funds in the United States, serving consumers, small busine...

Harvard Art Museums

"Art"

Harvard University

Harvard University (Cambridge, MA; founded 1636; QS World 2025 #4) maintains a substantial public developer footprint spread across several units. Its most p...

Harvest

Harvest is a cloud-based time tracking, project management, expense tracking, and invoicing platform used by agencies, consultancies, and professional servic...

Harvey

Harvey is a domain-specific AI platform built for elite law firms and in-house legal departments. Its product suite includes Assistant (question answering, d...

Hasbro

Hasbro is a global play and entertainment company committed to making the world a better place for children and their families through brands and franchises ...

Hashable

"A REST API to access high level cryptographic functions and methods"

HashiCorp

HashiCorp is the infrastructure cloud company, helping organizations automate multi-cloud and hybrid environments with Infrastructure Lifecycle Management an...

HashiCorp Cloud Platform

HashiCorp Cloud Platform (HCP) is a fully managed platform for HashiCorp products including Vault, Consul, Packer, Boundary, Waypoint, and Terraform. HCP pro...

HashiCorp Consul

HashiCorp Consul is a distributed, highly available service-networking control plane that automates network configuration, discovers services, enables secure...

HashiCorp Nomad

HashiCorp Nomad is a flexible workload orchestrator that enables organizations to deploy and manage containers, non-containerized applications, and batch job...

HashiCorp Nomad

HashiCorp Nomad is a flexible workload orchestrator that enables organizations to deploy and manage containers, legacy applications, and batch jobs across an...

HashiCorp Vault

HashiCorp Vault is a secrets management tool that provides secure storage, access control, and distribution of tokens, passwords, certificates, and encryptio...

HashiCorp Vault

HashiCorp Vault secures, stores, and tightly controls access to tokens, passwords, certificates, API keys, and other secrets in modern computing. Vault handl...

HashiCorp Vault

HashiCorp Vault is an open source tool for securely storing and accessing secrets. A secret is anything you want to tightly control access to, such as API ke...

Hashnode

Hashnode is a blogging platform for developers that provides a GraphQL API for managing posts, publications, and user data programmatically.

Hasura

We've spent years perfecting products that make it effortless to access and use data.PromptQL for AIAccurate AI by continuously learning the unique context o...

Hatchet

Hatchet is an open-source distributed task queue and workflow orchestration engine for background jobs, AI agents, and durable workflows. It is Postgres-back...

Have I Been Pwned

Have I Been Pwned (HIBP) is a free service operated by Troy Hunt that lets individuals and organizations check whether their email addresses, phone numbers, ...

HaveIBeenPwned

Have I Been Pwned (HIBP) is Troy Hunt's free breach-notification and credential-exposure service. The HIBP API v3 lets clients search for email addresses, pa...

Hawaii Open Data Portal

Hawaii Open Data Portal is a state government open-data portal for United States running CKAN. It exposes the CKAN catalog API, a standardized machine-readab...

Hawaiian Electric Industries

Hawaiian Electric Industries (HEI) is a Hawaii-based holding company whose primary subsidiaries provide electric utility service to roughly 95% of Hawaii's r...

Hawaiian Holdings

Hawaiian Holdings was the parent company of Hawaiian Airlines, the largest and longest-serving airline of Hawaii, providing scheduled passenger service to de...

Hawk-Eye Innovations

Hawk-Eye Innovations is a Basingstoke, UK-headquartered sports technology company and part of the Sony Group, specializing in precision optical tracking, ele...

HawkEye 360

HawkEye 360 is a Herndon, Virginia-based radio frequency (RF) data analytics and geospatial intelligence company that operates the first commercial satellite...

Haystack

Haystack is an open-source framework for building production-ready LLM applications and retrieval-augmented generation pipelines.

Hazelcast

Hazelcast is a real-time data platform that helps businesses accelerate their applications with data caching, data integration, and distributed computing. Ha...

HCA Healthcare

HCA Healthcare is one of the largest for-profit operators of healthcare facilities in the world, operating hospitals, surgery centers, freestanding emergency...

HCA Holdings

HCA Holdings is an alias for HCA Healthcare, one of the largest for-profit operators of healthcare facilities in the world, operating hospitals, surgery cent...

hCaptcha

hCaptcha, operated by Intuition Machines, is a privacy-focused CAPTCHA and bot-defense platform used as a drop-in replacement for Google reCAPTCHA. The free ...

HCC Insurance Holdings

HCC Insurance Holdings was a leading specialty insurance group with offices in the United States, the United Kingdom, Spain, and Ireland. It was acquired by ...

HD Supply Holdings

HD Supply is one of the largest industrial distributors in North America, providing maintenance, repair, and operations products and value-added services to ...

Headspace

Headspace is a global mental health platform offering consumer mindfulness, meditation, and sleep content alongside Headspace Care (formerly Ginger) — on-dem...

Headway

Headway is a New York-based mental health technology company building the largest insurance-credentialed network of therapists, psychiatrists, and prescriber...

Health Net

Health Net is a managed care organization offering health benefits to individuals, families, businesses, and beneficiaries of government sponsored programs. ...

Health Resources and Services Administration

The Health Resources and Services Administration (HRSA) is the primary Federal agency for improving access to health care services for people who are uninsur...

Health Standards

Health Standards covers the collection of technical standards and specifications used in healthcare interoperability, including HL7 FHIR, HL7 v2, CDA, DICOM,...

Healthcare.gov

"Educational content about the US Health Insurance Marketplace"

HealthEquity

HealthEquity is a major US corporation and Fortune 1000 company. The HealthEquity API provides programmatic access to its platform services, data, and integr...

Healthie

Healthie is a cloud, API-first EHR and practice management platform purpose-built for digital health startups, virtual care companies, and modern clinical pr...

Healthpeak Properties

Healthpeak Properties (NYSE: DOC) is an S&P 500 healthcare real estate investment trust (REIT) that owns, operates, and develops real estate for healthcare d...

HealthSouth (Encompass Health)

HealthSouth, rebranded as Encompass Health in 2018, is one of the largest providers of post-acute healthcare services in the United States, operating inpatie...

Heap

Heap is a digital analytics platform that automatically captures every user interaction on

Hearst

Hearst is a privately held, diversified American media, information, and services conglomerate headquartered in the Hearst Tower in New York City. Founded in...

Hearthstone

"Hearthstone Cards Information"

Heartland Express

Heartland Express is a major US corporation and Fortune 1000 company. The Heartland Express API provides programmatic access to its platform services, data, ...

Heartland Financial USA

Heartland Financial USA is a major US corporation and Fortune 1000 company. The Heartland Financial USA API provides programmatic access to its platform serv...

Heartland Payment Systems

Heartland Payment Systems is a payment processing company offering payroll, customer engagement, point-of-sale, and other business solutions to merchants acr...

Hebbia

Hebbia provides institutional-grade AI for finance and high-stakes enterprise work, centered on its Matrix product

Hebrew Calendar

"Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc"

Hebrew University of Jerusalem

The Hebrew University of Jerusalem (HUJI) is Israel's leading research university, ranked #272 in the QS World University Rankings 2025. It operates multiple...

HEICO Corporation

HEICO Corporation is a major US corporation and Fortune 1000 company. The HEICO Corporation API provides programmatic access to its platform services, data, ...

Heidi Health

Heidi Health is a Melbourne, Australia-founded AI care partner for clinicians, founded in 2019 by Dr. Tom Kelly (CEO), Waleed Mussa (CFO), and Yu Liu (CTO). ...

Heineken

'A Dutch multinational brewing company and one of the world''s largest beer producers. Operates over 165 breweries across 70 countries producing iconic brand...

Helicone

Helicone is an open-source LLM observability platform and AI gateway that helps developers monitor, evaluate, and experiment with their AI applications. The ...

Helidon

Helidon is a collection of Java libraries from Oracle for writing microservices that run on a fast web core powered by Netty, supporting MicroProfile and rea...

Helion Energy

Helion Energy is an Everett, Washington fusion power company building commercial fusion electricity generators using a pulsed, magneto-inertial field-reverse...

Helion Energy

Helion Energy is a fusion energy company headquartered in Everett, Washington pursuing a pulsed, magneto-inertial field-reversed-configuration (FRC) approach...

Helipaddy sites

"Helicopter and passenger drone landing site directory, Helipaddy data and much more"

Helium

"Helium is a global, distributed network of Hotspots that create public, long-range wireless coverage"

Helium

"News with media bias scoring, balanced news synthesis, live market data, AI options pricing"

Helium Network

Helium operates two decentralized wireless networks - a global LoRaWAN network for low-power IoT devices and a cellular + Wi-Fi offload network for mobile co...

Helius

Helius is a Solana developer platform offering Solana JSON-RPC, the Digital

Hello Retail

Hello Retail is a personalization and product recommendation platform for e-commerce. It provides a REST API and JavaScript SDK for integrating personalized ...

Hello World

Hello World is a test repository providing example API capabilities.

HelloSalut

"Get hello translation following user language"

Helm

Package manager for Kubernetes that helps you define, install, and upgrade complex Kubernetes applications using charts. Helm uses a packaging format called ...

Helmerich And Payne

Helmerich & Payne is a contract drilling company providing drilling services for oil and gas exploration and production companies, primarily in the United St...

Help Center

Help Scout

Help Scout is an email-first help desk platform with shared inboxes, live chat, knowledge bases, and a customer portal. The Help Scout APIs expose conversati...

Helsing

Helsing SE is a Munich-based European defense AI company founded in March 2021 by Torsten Reil, Gundbert Scherf,

Henkel

'A German multinational company operating in adhesives, beauty care, and laundry and home care markets. Produces well-known consumer brands alongside industr...

Henry Schein

Henry Schein is a worldwide distributor of medical and dental supplies including vaccines, pharmaceuticals, financial services and equipment.

Herc Holdings

'Profile for Herc Holdings in the API Evangelist network. Fortune F1000 (rank 997).'

HERE

As global mobility becomes increasingly connected, electrified and automated, HERE Technologies is leading the way to a safer, greener future. Our location p...

HERE Maps

"Create/customize digital maps based on HERE Maps data"

HERE Technologies

HERE Technologies is a location data and technology company offering a broad REST API surface for mapping, geocoding, search, routing, fleet planning, traffi...

Heriot-Watt University

Heriot-Watt University is a public research university based in Edinburgh, Scotland, with additional campuses in the Scottish Borders, Orkney, Dubai, and Mal...

Herman Miller

Herman Miller is an American furniture company founded in 1905 and headquartered in Zeeland, Michigan, known for iconic office and residential designs includ...

HeroHunt People Search

"Search 1 billion people profiles across LinkedIn and GitHub for talent sourcing"

Heroku

Heroku is a cloud platform as a service (PaaS) that enables developers to build, run, and operate applications entirely in the cloud. The Heroku Platform API...

Hershey

Hersheyland is home to our favorite dessert recipes, the latest candy innovations and endless sweet inspiration, from everyday treats to special occasion bakes.

Hertz

In airports around the world and rental car locations near you, get a great selection and price on rental cars, vans and trucks. Reserve your vehicle today.

Hess

Find out about Hess Corporation, a global company devoted to exploring oil, gas and energy solutions, and about investing on our official website.

Hess Corporation

Hess Corporation was an independent global energy company engaged in the exploration, development, production, transportation, purchase, and sale of crude oi...

Hetzner

Hetzner Online is a German hosting provider offering cloud servers, dedicated servers, and domain services. Hetzner provides a Cloud API for programmatic man...

Hewlett Packard

Hewlett-Packard was a multinational information technology company that developed and provided a wide variety of hardware components, software, and related s...

Hewlett Packard Enterprise

Hewlett Packard Enterprise is a global edge-to-cloud company that provides solutions including servers, storage, networking, software, services, and financia...

Hewlett Packard Enterprise

Hewlett Packard Enterprise (HPE) is a global edge-to-cloud technology company providing servers, storage, networking, and hybrid cloud services, with HPE Gre...

Hex

Hex is an AI analytics platform that enables teams to explore, analyze, and share data insights together. It provides agentic notebooks, conversational self-...

Hexcel

Hexcel Corporation (NYSE: HXL) is a global leader in advanced composite materials for the aerospace, defense and space, and industrial markets. Headquartered...

Hexion

Hexion is a global leader in thermosetting resins, providing a broad range of adhesive, structural, and specialty resins to a wide variety of industries incl...

Hey API

Hey API provides @hey-api/openapi-ts, an OpenAPI to TypeScript codegen trusted over 1,000,000 times each month to generate reliable API clients and SDKs. The...

HeyGen

HeyGen is an AI video generation platform that creates studio-quality avatar videos, voice clones, and translated video content from simple text prompts. The...

HF Sinclair

HF Sinclair is an independent energy company that produces and markets gasoline, diesel, jet fuel, specialty lubricant products, and renewable diesel fuel th...

HG Weather

"Provides weather forecast data for cities in Brazil"

hhgregg

hhgregg is an electronics retailer offering products such as televisions, cameras, professional video equipment, laptops, headphones, drones, and more, with ...

Hibernate ORM

Hibernate ORM is a powerful object/relational mapping solution for Java applications, providing a framework for mapping an object-oriented domain model to a ...

HiBob

HiBob (Bob) is a modern HR platform for growing companies, providing core HRIS, employee data management, time off, performance, compensation, workflows, sur...

HiddenLayer

HiddenLayer is an Austin, Texas-based AI security company founded in March 2022 by Chris Sestito (CEO), Tanner Burns (Chief Scientist), and Jim Ballard (CIO)...

High Mobility

High Mobility provides a connected car API platform that enables developers to build apps using real-time data from vehicles. The platform provides access to...

High Performance Software Foundation

The High Performance Software Foundation (HPSF) is a Linux Foundation project supporting open source software for high-performance computing and scientific c...

High Tech

High Tech indexes the APIs, data services, and reference artifacts that power the electronics, semiconductor, hardware, and IoT industries. The landscape cov...

Highlight (highlight.io)

Highlight (highlight.io) is the open-source, full-stack monitoring platform — session replay, error monitoring, logging, distributed tracing, and metrics in ...

Highline

Highline is an embedded payment infrastructure company whose Pay by Paycheck product captures funds from a consumer's payroll before they reach the checking ...

Hightouch

Hightouch is a composable Customer Data Platform (CDP) and data activation platform that syncs data from warehouses such as Snowflake and BigQuery to more th...

Higress

Higress is a cloud-native API gateway built on Istio and Envoy, providing enterprise-grade API gateway capabilities including traffic management, security, o...

Hill International

Hill International is a global construction consulting firm founded in 1976 in Mt. Laurel, New Jersey, providing program, project, and construction managemen...

Hill-Rom Holdings

Hill-Rom Holdings was a global medical technology company best known for its hospital beds, patient support systems, Welch Allyn vital signs monitors, and Ba...

Hillenbrand

Hillenbrand is a global manufacturer of highly engineered, mission-critical processing equipment and systems serving the plastics, food, and recycling indust...

Hillshire Brands

Hillshire Brands was a U.S.-based food company that produced and sold meat-centric food solutions including Jimmy Dean, Ball Park, Hillshire Farm, State Fair...

Hilltop Holdings

Hilltop Holdings is a major US corporation and Fortune 1000 company. The Hilltop Holdings API provides programmatic access to its platform services, data, an...

Hilton

Hilton is one of the largest and fastest-growing hospitality companies in the world, with a portfolio of hotel brands across luxury, full-service, focused-se...

Hims & Hers Health

Hims & Hers Health, Inc. (NYSE: HIMS) is a direct-to-consumer telehealth platform headquartered in San Francisco that connects consumers with licensed provid...

Hinge

Hinge is a relationship-oriented dating app owned by Match Group, marketed as "designed to be deleted" with a product focus on prompt-driven profiles and com...

Hinge Health

Hinge Health is a San Francisco-based digital musculoskeletal (MSK) care company founded in 2014 by Daniel Perez and Gabriel Mecklenburg, delivering virtual ...

HIPAA

HIPAA (Health Insurance Portability and Accountability Act) is U.S. legislation providing data privacy and security provisions for safeguarding medical infor...

HipChat

HipChat was Atlassian's team chat platform, providing persistent group chat, video, file sharing, and an extensive integration ecosystem. Atlassian discontin...

Hiphen Plant

Hiphen Plant provides advanced image analytics solutions for agricultural research. As plant scientists, they build tools that revolutionize how plants can b...

Hippo

Hippo is a digital home insurance provider operating as Hippo Insurance Services, a subsidiary of Hippo Holdings Inc. (NYSE: HIPO). Headquartered in Californ...

Hippo

Hippo is a US homeowners insurance carrier headquartered in Palo Alto, California, operating as the insurance subsidiary of Hippo Holdings Inc. (NYSE: HIPO)....

Hippo Insurance

Hippo is a modern homeowners insurance carrier that also offers landlord, fire, flood, pet, and auto add-ons, backed by 70+ carrier partners. Hippo's smart-h...

Hippocratic AI

Hippocratic AI builds safety-focused generative AI agents for non-diagnostic

Hirak Exchange Rates

"Exchange rates between 162 currency & 300 crypto currency update each 5 min, accurate, no limits"

Hirak FaceAPI

"Face detection, face recognition with age estimation/gender estimation, accurate, no quota limits"

Hirak IP to Country

"Ip to location with country code, currency code & currency name, fast response, unlimited requests"

Hirak OCR

"Image to text -text recognition- from image more than 100 language, accurate, unlimited requests"

Hirak Translation

"Translate between 21 of most used languages, accurate, unlimited requests"

HireVue

HireVue is an AI-driven hiring platform built around video interviewing, conversational AI, structured assessments, automated scheduling, and an AI Hiring Ag...

Hiro

Hiro builds developer tooling for Bitcoin and the Stacks layer. Provides

Hitachi Construction Machinery

Hitachi Construction Machinery provides operational data about machines and equipment on construction sites through the Telematics API, which complies with t...

Hive

Hive (hive.com) is a project management and team collaboration platform that centralizes projects, tasks, time tracking, messaging, and workflow automation a...

HiveMQ

HiveMQ is an enterprise MQTT broker and IoT connectivity platform that provides reliable, scalable bidirectional messaging between connected devices and back...

HL7 FHIR

HL7 FHIR (Fast Healthcare Interoperability Resources) is the standard API specification for healthcare data exchange, published by Health Level Seven Interna...

HMRC UK Tax Authority

HM Revenue and Customs (HMRC) provides over 115 APIs through the HMRC Developer Hub for UK tax compliance including Making Tax Digital for VAT and Income Tax...

Hni

HNI is a performance-driven risk advisor that delivers insurance, benefits, and advisory strategies to help ambitious leaders boost performance.

Hobart

Hobart is a leading commercial food service equipment manufacturer that offers an API integration to automate work order workflow and streamline the exchange...

Hokkaido University

Hokkaido University (北海道大学) is a national research university in Sapporo, Japan, founded in 1876 as Sapporo Agricultural College and ranked #173 in the QS Wo...

Holded

Holded is a cloud-based all-in-one business management platform from Spain (now part of Visma) that combines ERP, CRM, accounting, invoicing, inventory, proj...

Holiday API

Holiday API is a commercial reference-data service that delivers verified public holidays, observances, country and language metadata, and workday calculatio...

Hollyfrontier

HollyFrontier was an independent petroleum refiner and marketer that produced and marketed gasoline, diesel fuel, jet fuel, asphalt, and specialty lubricant ...

Hologic

Hologic develops diagnostics, surgical, and medical imaging technologies designed to advance women's health. Explore products and clinical resources.

Holtec International

Holtec International is a privately held American supplier of equipment and systems for the nuclear, solar, geothermal, and fossil power-generation industrie...

Home Depot

The Home Depot is the world's largest home improvement retailer, offering tools, construction products, appliances, and services through stores, websites, an...

HomeLight

HomeLight is a San Francisco–based real-estate technology company that matches home buyers and sellers with top-performing local real-estate agents and opera...

Honda

Honda Motor Co., Ltd. is a Japanese multinational manufacturer known for automobiles, motorcycles, and power equipment. Honda provides APIs for customer sati...

Honeybadger

Honeybadger is an application monitoring platform that combines exception tracking, uptime monitoring, cron and background job monitoring, and status pages i...

Honeycomb

Build integrations and automate workflows with the Honeycomb API. Programmatically manage datasets, queries, triggers, SLOs, environments, API keys, and more.

Honeycomb

Honeywell

Honeywell is a Fortune 100 technology company that delivers industry-specific solutions including aerospace products and services, control technologies, perf...

Hong Kong Baptist University

Hong Kong Baptist University (HKBU) is a publicly funded research university in Hong Kong SAR, ranked #253 in the QS World University Rankings 2025. Its publ...

Hong Kong GeoData Store

"API for accessing geo-data of Hong Kong"

Hong Kong Obervatory

"Provide weather information, earthquake information, and climate data"

Hong Kong University of Science and Technology

The Hong Kong University of Science and Technology (HKUST) is a public research university in Clear Water Bay, Hong Kong SAR, ranked #82 in the QS World Univ...

Hookdeck

Hookdeck is a Toronto-based webhook and event-infrastructure platform. The Hookdeck Event Gateway sits between webhook senders and your services to receive, ...

Hooker Furniture

Hooker Furniture is a major US corporation and Fortune 1000 company. The Hooker Furniture API provides programmatic access to its platform services, data, an...

Hootsuite

Hootsuite is a social media management platform that lets organizations schedule posts, monitor conversations, run paid campaigns, and analyze performance ac...

Hopper

Hopper is a Boston- and Montreal-based travel booking platform and B2B travel fintech provider serving more than 120 million travelers globally. Its consumer...

Hopper

Hopper is a travel marketplace and fintech, best known for consumer flight, hotel, car, and homes booking with fintech ancillaries such as Price Freeze, Canc...

Hoppscotch

Hoppscotch is a lightweight open-source browser-based API client supporting REST, GraphQL, WebSockets, SSE, and MQTT.

Horizon Media

Horizon Media is the largest independent media agency in the United States, founded in 1989 by Bill Koenigsberg and headquartered at 75 Varick Street in New ...

Hormel Foods

Hormel Foods Corporation is a global branded food company with over $12 billion in annual revenue. Known for brands like SPAM, Skippy, Jennie-O, Hormel, and ...

Horoscope API

The Horoscope API offers a versatile solution for accessing daily, weekly, and monthly horoscope predictions tailored to each zodiac sign. With intuitive end...

Hospira

Hospira was a global specialty pharmaceutical and medication delivery company providing injectable drugs and infusion technologies before being acquired by P...

Host Hotels & Resorts

Host Hotels & Resorts is a leading lodging real estate investment trust (REIT) that owns luxury and upper-upscale hotels operating under premium brands in ma...

host-t.com

"Basic DNS query via HTTP GET request"

Host.io

"Domains Data API for Developers"

Hostaway

Hostaway is an AI-powered vacation rental management platform that consolidates property management, channel management, direct booking, guest messaging, aut...

HostBill

HostBill is a comprehensive billing and automation software for web hosting providers, domain registrars, and online service companies. HostBill provides an ...

Hostfully

Hostfully is a San Francisco-based short-term rental (STR) property management platform serving vacation rental managers, property managers, and hospitality ...

Hotelogix

Hotelogix is a cloud-based hotel property management system (PMS) headquartered in Noida, India, serving more than 12,000 independent hotels, groups, chains,...

Hotglue

Hotglue is an embedded iPaaS platform that enables SaaS products to offer native integrations to their customers. Built on the Python ecosystem, it provides ...

Hotjar

Hotjar is a behavior analytics and user feedback platform that helps businesses understand how users interact with their website through heatmaps, session re...

Hotstoks

"Stock market data powered by SQL"

Houlihan Lokey

Houlihan Lokey is a major US corporation and Fortune 1000 company. The Houlihan Lokey API provides programmatic access to its platform services, data, and in...

Housecall Pro

Housecall Pro is an all-in-one home services business management platform headquartered in Denver, Colorado (with offices in San Diego), founded in 2013 by I...

Hoverfly

Hoverfly is an open source API simulation tool for creating realistic mock services and capturing-replaying HTTP traffic for testing.

Hovnanian Enterprises

Hovnanian Enterprises is a leading homebuilder in the United States, designing, constructing, marketing, and selling single-family detached homes, attached t...

Howmet Aerospace

Howmet Aerospace is a global leader in advanced engineered solutions for the aerospace and transportation industries, providing engine components, fastening ...

HP

HP Inc. is a global technology company that provides personal computing devices, printers, 3D printing solutions, hyperscale computing solutions, and related...

HPE Aruba Networking

HPE Aruba Networking is the networking business unit of Hewlett Packard Enterprise (NYSE HPE), born of

HR & People

API and integration profile for the HR and people-operations landscape. This topic

HR Partner

HR Partner is a cloud-based human resources management SaaS platform from HR Partner Software Pty Ltd (Australia), aimed at organizations of roughly 20 to 50...

HRG Group

HRG Group was a holding company with diversified subsidiary operations across consumer products, life insurance, and energy before being merged into Spectrum...

HSBC

'One of the world''s largest banking and financial services organizations headquartered in London. Serves over 40 million customers globally with a strong pr...

HSN

HSN (Home Shopping Network) is an interactive multichannel retailer offering a wide range of consumer products through television, mobile devices, and websit...

HTML

HTML (HyperText Markup Language) is the standard markup language for creating web pages and web applications. Maintained as a Living Standard by WHATWG and d...

Html2PDF

"HTML/URL to PDF"

HTML5

HTML5 is the fifth major version of the HyperText Markup Language used for structuring and presenting content on the web. Standardized by the W3C in 2014 and...

HTTP

HTTP (Hypertext Transfer Protocol) is the foundation-level protocol for data communication on the World Wide Web, defining how messages are formatted and tra...

HTTP Cat

"Cat for every HTTP Status"

HTTP Client

HTTP Client is JetBrains' built-in tool for creating, editing, and executing HTTP requests directly from the IDE. Requests are stored in .http and .rest file...

HTTP Dog

"Dogs for every HTTP response status code"

HTTP/2

HTTP/2 is the second major version of the Hypertext Transfer Protocol, defined by the IETF in RFC 7540 and standardized in 2015. It optimizes use of network ...

HTTP2.Pro

"Test endpoints for client and server HTTP/2 protocol support"

Httpbin

"A Simple HTTP Request & Response Service"

Httpbin Cloudflare

"A Simple HTTP Request & Response Service with HTTP/3 Support by Cloudflare"

HTTPie

HTTPie is a user-friendly command-line and web-based HTTP client designed for testing, debugging, and interacting with APIs and HTTP services. It provides ex...

Httpstat.us

httpstat.us is a super simple service for generating different HTTP status codes. It is useful for testing how your own scripts and applications deal with va...

HTTPX

HTTPX is a fully featured HTTP client for Python 3 with sync and async APIs, HTTP/1.1 and HTTP/2 support. It is broadly compatible with the popular requests ...

HUB Group

HUB is a global leader in multifunction pole design and street infrastructure, supplying over 1,000 pieces of urban infrastructure worldwide. With 20+ years ...

Hubbell

Hubbell is a global manufacturer of high-quality electrical and electronic products for non-residential and residential construction, industrial, and utility...

HubSpot

HubSpot provides a full platform of marketing, sales, customer service, and CRM software plus the methodology, resources, and support to help businesses grow...

Hudl

Hudl is a Lincoln, Nebraska sports performance and analytics technology company founded in 2007. The company started as a video sharing and review platform f...

Hugging Face

The AI community building the future with open-source machine learning models, datasets, and applications.

Hugging Face Transformers

Hugging Face Transformers is an open-source machine learning library providing thousands of pretrained models and pipelines for Natural Language Processing, ...

Huginn

Huginn is an open-source system for building agents that perform automated tasks online. Self-hosted agents can monitor the web, send and receive events, and...

Humaans

Humaans is a London-headquartered modern HRIS (Human Resources Information System) for fast-growing, distributed teams. The platform combines a best-in-class...

HUMAN Security

HUMAN Security (formerly PerimeterX) is an application security company focused on stopping automated abuse: sophisticated bots, account takeover, fake accou...

Humana

Humana is a U.S. health insurance company that provides Medicare, Medicaid, and employer-sponsored health insurance plans, along with wellness programs and h...

Humanitarian Data Exchange

Humanitarian Data Exchange is a organization open-data portal running CKAN. It exposes the CKAN catalog API, a standardized machine-readable interface over a...

Humanitarian Data Exchange

"Humanitarian Data Exchange (HDX) is open platform for sharing data across crises and organisations"

Humanitec

Humanitec is a platform engineering company that provides an Internal Developer Platform (IDP) for managing applications, deployments, environments, and reso...

Humanloop

Humanloop was an LLM development platform for managing prompts, datasets, evaluations, and production observability of LLM applications, used by AI product t...

Humble Bundle

"Humble Bundle's current bundles"

Humboldt-Universität zu Berlin

Humboldt-Universität zu Berlin (HU Berlin) is a public research university in Berlin, Germany, ranked #126 in the QS World University Rankings 2025. Its publ...

Hume AI

Hume AI builds empathic voice and emotional AI models. The platform exposes four published APIs: Voices, Octave Text-to-Speech, Empathic Voice Interface (EVI...

Humor

"Humor, Jokes, and Memes"

Hundsun Technologies

Hundsun Technologies Inc. is a leading Chinese fintech company providing software solutions and services for financial institutions including securities, fun...

Hunter

Hunter is an email finding and verification service that helps find professional email addresses associated with a domain and verify email deliverability.

Hunter

Hunter.io is an email-intelligence and outbound platform that finds, verifies, and enriches professional email addresses at scale. Its public APIs cover Doma...

Huntington Bancshares

Huntington Bancshares is a regional bank holding company that provides full-service consumer and business banking, insurance, investment, mortgage, equipment...

Huntington Ingalls Industries

Huntington Ingalls Industries is the largest military shipbuilding company in the United States, designing, building, overhauling, and repairing ships primar...

Huntsman Corporation

Huntsman Corporation is a publicly traded global chemical manufacturer of differentiated and specialty chemicals serving a diverse range of consumer and indu...

Huobi

"Seychelles based cryptocurrency exchange"

Hurl

Hurl is an open source command-line tool for running HTTP requests defined in a simple plain text format with built-in assertions for API testing.

Huron Consulting Group

Huron Consulting Group is a major US corporation and Fortune 1000 company. The Huron Consulting Group API provides programmatic access to its platform servic...

Hutchinson

Hutchinson SA is a French global Tier 1 automotive supplier headquartered in Paris, a subsidiary of TotalEnergies. Hutchinson designs and manufactures anti-v...

Huuray

Huuray is a global gift card API platform that enables businesses to offer gift card buying and redemption without leaving their website. The platform allows...

Hyatt

'A global hospitality company managing and franchising luxury and upscale hotels, resorts, and vacation properties. Operates brands including Park Hyatt, Gra...

Hyatt Hotels

Hyatt Hotels Corporation is a global hospitality company managing a portfolio of hotel, resort, and residential brands. This repository tracks public APIs, d...

Hyperbolic

Hyperbolic Labs is an open-access AI cloud offering on-demand GPU rentals and serverless LLM inference. Hosts 25+ open-source models with OpenAI-compatible c...

Hyperbolic

Hyperbolic is an open-access AI cloud and decentralized GPU marketplace serving 200,000+ builders with affordable inference and bare-metal compute. The platf...

Hyperbrowser

Hyperbrowser provides cloud browser infrastructure tailored for AI agents, bundling managed Chromium sessions with web scraping, crawling, and data-extractio...

Hyperledger

Hyperledger is an open source collaborative effort created to advance cross-industry blockchain technologies, originally hosted under the Linux Foundation an...

Hyperliquid

Hyperliquid is a high-performance Layer 1 blockchain (HyperBFT consensus, HyperCore + HyperEVM execution) best known for its native perpetual futures and spo...

Hyperproof

Hyperproof is a continuous compliance and risk management platform that automates evidence

Hyperscience

Hyperscience provides enterprise-grade intelligent document processing (IDP) via the Hypercell platform. Capabilities include automated extraction, classific...

HyperWrite

HyperWrite (by OthersideAI) is an AI writing assistant plus Personal Assistant and Agent product line that combines AutoWrite, TypeAhead, HyperChat, an AI Do...

Hypixel

Hypixel Public API — the official REST API of the Hypixel Minecraft server network, the largest Minecraft minigame server. The API exposes player profiles an...

Hyrule Compendium

"Data on all interactive items from The Legend of Zelda: BOTW"

Hyster-Yale Materials Handling

Hyster-Yale Materials Handling is a global designer, engineer, manufacturer, seller, and servicer of a comprehensive line of forklifts and aftermarket parts ...

Hytale

"Hytale blog posts and jobs"

Hyundai

Hyundai Motor Company is a South Korean multinational automotive manufacturer specializing in designing and producing a wide range of vehicles including cars...

Hyundai Bluelink

Hyundai Bluelink is Hyundai Motor America's connected vehicle service for Hyundai owners, providing remote vehicle control, vehicle status and diagnostics, n...

Hyundai Mobis

Hyundai Mobis is a South Korean global Tier 1 automotive supplier headquartered in Seoul. Part of the Hyundai Motor Group, Mobis designs and manufactures cha...