Companies - H

H Company

'H Company (hcompany.ai) is a Paris-based AI lab, backed by Accel and Creandum, that builds

H World Group

H World Group Limited (formerly Huazhu Group / China Lodging Group) is one of the world's largest multi-brand hotel operators, headquartered in Shanghai, Chi...

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...

H1

H1 (h1.co) is a New York City-based healthcare data and technology company, founded in 2017, that combines deep healthcare provider data with agentic AI to p...

H2O Hospitality

H2O Hospitality is a South Korea-based hospitality digital-transformation company that connects existing hotel and leisure systems rather than replacing them...

HAAS Alert

HAAS Alert operates Safety Cloud, a connected-vehicle safety platform that delivers real-time digital alerts to nearby motorists about active emergency respo...

Haaven

Haaven is a company surfaced as a portfolio company of speedinvest and added to the API Evangelist

HAAWK

HAAWK is a Los Angeles-based music rights management and monetization company that administers

Habana Labs

Habana Labs is an artificial-intelligence processor company, now part of Intel, that designs deep-learning accelerators for AI training and inference. Its Ga...

Habeas

Habeas was an email reputation and deliverability services provider that helped legitimate

Haber

'Haber (Elixa Technologies Private Limited), headquartered in Pune, India with a

Habi

'Habi is a Colombian real estate technology company (proptech) that operates as a

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...

Habito

'Habito is a UK-based digital mortgage broker that lets people research, compare, and apply

Habitto

Habitto is a Tokyo-based fintech company building a mobile financial wellness

Habitus Associates Co., Ltd.

Habitus Associates Co., Ltd. is the company behind Artue (artue.io), an AI-powered online marketplace for original artworks by Korean and international artis...

Habu

Habu was a data clean room and data collaboration company, founded in 2017 and headquartered in San Francisco, that let brands, publishers, and media platfor...

Habyt

'Habyt is a flexible-living and co-living accommodation provider offering furnished

Hackajob

Hackajob is a UK-founded (2015) tech-recruitment platform that connects jobseekers and employers across the UK and US using AI hiring agents. Its flagship pr...

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"

Hackermeter

Hackermeter is a company surfaced as a portfolio company of a16z and added to the API Evangelist

HackerNews

"Social news for CS and entrepreneurship"

HackerOne

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

HackerRank

HackerRank is a developer skills platform used by companies to screen, interview, and upskill technical talent, and by more than 26 million developers to pra...

HackMD

HackMD is a real-time collaborative Markdown editor and knowledge base for individuals and teams. Multiple people can co-edit a Markdown document live, organ...

HackMyIP

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

Hackpad

Hackpad was a web-based real-time collaborative wiki and document editor, built on the open-source Etherpad codebase, that let teams write and edit documents...

Hacware

HacWare is an AI-powered security awareness training and phishing simulation platform that helps organizations reduce human-factor cyber risk. Its RESTful Se...

Hades

Hades Mining GmbH is a Munich-based deep-tech extraction company building technology-first methods for accessing critical minerals and geothermal energy from...

Hadrian

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

Hadrius

'Hadrius is an AI-native compliance platform for SEC- and FINRA-regulated

Haekka

Haekka is a Slack-native microlearning and security-awareness training platform that delivers short, timely training inside Slack to improve knowledge, compl...

HAGS

'HAGS is a consumer-sector company listed in the portfolio of GV (Google Ventures)

Hai

Hai is a company surfaced as a portfolio company of general-catalyst and added to the API

Hailuo AI / MiniMax

Hailuo AI is MiniMax's generative video and audio platform. MiniMax is

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...

HAKEEM HOLDING LTD

Hakeem X Technologies (HAKEEM HOLDING LTD) is a UAE-based healthcare technology company delivering AI-powered clinical decision support and medical education...

Hakuna

hakuna AG is a Swiss digital time-tracking and personnel-management platform for SMEs. The browser- and mobile-based product centralizes workforce administra...

Haladir

Haladir is a Y Combinator-backed startup building a decisional AI platform for logistics operations. Describing itself as "the decisional AI layer for logist...

Halara

Halara is a direct-to-consumer athleisure and activewear fashion brand for women, best known for its versatile Active Dress and its Halara Flex fabric techno...

Halcyon

Halcyon (Halcyon Tech, Inc.) is a cybersecurity company that builds a purpose-built, adaptive anti-ransomware and cyber-resilience platform. Its lightweight ...

Halda Therapeutics

Halda Therapeutics was a clinical-stage biotechnology company and Yale University spinout developing oral, targeted cancer therapies built on its proprietary...

Halifax

Halifax is a major British high-street banking brand serving personal and business customers with current accounts, savings, mortgages, credit cards, loans, ...

Hall

Hall is a company surfaced as a portfolio company of 500-global and added to the API Evangelist

Halliburton

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

Halliday

Halliday is a web3 payments and agentic-workflow company (a16z crypto Series A) building the end-to-end onchain deposit platform. Its Agentic Workflow Protoc...

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...

Hallo

Hallo is an AI-powered language assessment and language-learning company backed by Battery Ventures. Its enterprise platform delivers automated, AI-driven pr...

hallo theo

Hallo theo (rebranding to "Theo") is a German residential property management company (Hausverwaltung) that manages homeowners' associations (WEG/HOA), renta...

Hallow

Hallow is the #1 Catholic and Christian prayer, meditation, and Bible app, offering guided daily prayer, the Rosary, Lectio Divina, the Examen, Christian med...

Halo

"Halo 5 and Halo Wars 2 Information"

Halo Connect

Halo Connect is an Australian healthcare interoperability platform, founded in 2021 and headquartered

Halo Health

Halo Mental Health (Halo Health) operates same-day mental health urgent

Halo Health (Symplr)

Halo Health, now part of symplr and marketed as symplr Clinical Communications, is a HIPAA-compliant clinical communication and collaboration platform for he...

Halogen Capital

Halogen Capital is Malaysia's first and only licensed digital asset fund manager, regulated by the Securities Commission Malaysia (License eCMSL/A0388/2023) ...

Halp

Halp was a conversational ticketing and help-desk tool that let teams turn Slack and Microsoft Teams messages into trackable tickets, founded in Boulder, Col...

Halter

'Halter is a New Zealand-founded agri-technology company that builds GPS-enabled,

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,...

HAMAMA

Hamama is a West Sacramento, California consumer-products company that makes it easy to grow fresh microgreens at home. Founded by two MIT-trained mechanical...

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...

Hammerhead

Hammerhead is a cycling technology company (now part of SRAM) best known for the Karoo GPS cycling computer, a premium Android-based device for recording and...

Hamming AI

Hamming AI is a testing, evaluation, and observability platform for voice

Hammoq

'HAMMOQ is an AI-powered resale and recommerce platform that streamlines

Hampden & Co

Hampden & Co (trading as Hampden Bank since March 2024) is an independent UK private bank headquartered at 20/21 Charlotte Square, Edinburgh, with offices in...

hampr

hampr is an app-based, on-demand laundry pickup and delivery service founded by Laurel Hess and backed by Techstars. Members bag their dirty laundry, tap the...

Hamptons Lane

Hamptons Lane is a company surfaced as a portfolio company of 500-global and added to the

Hamsa

Hamsa (formerly HamsaPay) is a San Francisco-based financial infrastructure company "powering the Finternet." It builds the Hamsa Unified Confidential Ledger...

Handelsbanken UK

Handelsbanken UK (Handelsbanken plc) is the UK relationship bank of Svenska Handelsbanken AB (publ), the Swedish banking group, and operates a decentralised ...

Handl Health

Handl Health is a healthcare price-transparency AI platform that turns the negotiated rates, gross charges, and cash prices unlocked by the Hospital Price Tr...

Handoff

'Handoff is an AI-native construction management and estimating platform

Handshake

Handshake (joinhandshake.com) is the early-career talent network that connects students and recent graduates with employers, alongside the higher-education C...

Handspring

'Handspring is a company surfaced as a portfolio company of kleiner-perkins and added to

HandUp

HandUp is a San Francisco-based public-benefit crowdfunding platform that makes giving to

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...

handy

Handy is a home-services marketplace, now part of Angi (ANGI Homeservices), that connects customers with pre-screened independent professionals for house cle...

Hanesbrands

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

Hang

Hang is a customer loyalty and engagement platform (originally a Paradigm-backed Web3 brand-loyalty company, now positioned as an AI-driven "autonomous marke...

Hang Ten

Hang Ten Systems is an enterprise AI services company founded in 2026 and

Hangry

Hangry is an Indonesian multi-brand virtual restaurant and cloud-kitchen company founded in 2019 and backed by 500 Global. It designs, operates, and delivers...

hangtime

hangtime is a company surfaced as a portfolio company of slow-ventures and added to the API

Hanko

Hanko is a passkey-first, open-source authentication platform that serves as a modern alternative to Auth0, Clerk, and WorkOS. It provides a REST API coverin...

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...

Hanover Park

'Hanover Park is an AI-native ERP and fund administration platform for private

Hanqi Group

Beijing Hanqi Environmental Technology Co., Ltd. (Hanqi Group) is a Beijing-based environmental technology company specializing in full-process chemical and ...

Hansoft

Hansoft, now branded P4 Plan by Perforce, is a real-time agile project planning and portfolio management tool for software, game, and hardware teams. It lets...

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...

haoyiku

Haoyiku (好衣库) is a Chinese private-domain social e-commerce and brand flash-sale platform operated by Haoyiku (Hangzhou) Intelligent Technology Co., Ltd. and...

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...

Happiest Baby

'Happiest Baby is a consumer sleep-technology company founded by pediatrician

Happs

Happs was a live-streaming platform for creators and citizen journalists that let broadcasters produce real-time news and multicast a single live stream simu...

Happy Elements

'Happy Elements is a mobile game developer and publisher, backed by DCM Ventures, best known

Happy Money

'Happy Money is a consumer finance company offering fully digital unsecured

Happy Scribe

Happy Scribe is a transcription, subtitling, and translation platform.

Happy World

Happy World operates SPICE (getspice.com), a premium lifestyle dining and rewards mobile application based in Riyadh, Saudi Arabia. SPICE lets diners discove...

Happy5

Happy5 is a Jakarta-based employee performance management platform, operated

HappyCo

HappyCo is a PropTech company (founded 2011, San Diego) whose real-time multifamily operations platform powers property inspections, AI-led maintenance, cent...

HappyOrNot

HappyOrNot is a Finnish customer-experience feedback company known for its Smiley Terminal, Smiley Touch and Smiley Digital feedback devices used across reta...

Happypal

Happypal (HappyPal) is a Paris-based HR-tech and fintech company, founded in 2019, that operates the most widely used digital platform for French works counc...

Happytal

'Happytal is a French healthtech and services company founded in 2013 and

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...

Harbor Global

'Harbor Global is a global professional-services firm delivering technology,

Harbor Health

Harbor Health is a Central Texas healthcare company building a vertically integrated

Harbor Lab

Harbor Lab is an AI-powered port cost and disbursement account (DA) management

Harbr

Harbr is a white-label external data-sharing, exchange, and marketplace platform that lets organizations reveal, build, and manage a data ecosystem for exter...

Hardware Intelligence

Hardware Intelligence is a Y Combinator (Summer 2026) startup based in San Francisco building an end-to-end, agent-native toolchain for chip design. Founded ...

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...

Harmonic

Harmonic is a Palo Alto AI lab building Mathematical Superintelligence (MSI) — AI that reasons with rigorous, verifiable logic rather than statistical patter...

Harmonic GG

Harmonic is a highly-configurable, open block-building system for Solana. Validators keep full autonomy over how their blocks are built, choosing their own b...

Harmonic Inc.

Harmonic Inc. (NASDAQ: HLIT) is a video streaming and virtualized broadband technology company. Its VOS®360 Media SaaS orchestrates the entire live and on-de...

Harmonic Lightwaves

Harmonic Lightwaves (now Harmonic Inc, NASDAQ: HLIT) is a pure-play broadband and video-delivery technology company headquartered in San Jose, California, fo...

Harmonic.ai

Startup discovery and intelligence platform built on a proprietary database of 30M+ companies and 200M+ people, offering real-time funding data, headcount/tr...

Harmonix

'Harmonix Music Systems is one of the world''s leading independent game development

Harmony

Harmony is an agentic enterprise service management (ESM) platform that gives every employee an always-on AI expert for IT, HR, finance, procurement, and leg...

Harmonycares

HarmonyCares is a physician-led, value-based, in-home primary care organization headquartered in Troy, Michigan, and one of the nation's largest house-call p...

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...

Harper

'Harper is an AI-native commercial insurance brokerage founded in 2024 and headquartered

Harpoon

Harpoon is a no-code Kubernetes deployment platform that lets teams deploy commercial or open-source software to Kubernetes clusters in seconds using a drag-...

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...

Harver

Harver is a Talent Intelligence platform for pre-employment assessment, automated interview scheduling and reference checking that helps organizations make d...

Harvest

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

Harvest Platform

Harvest Platform was a New York City fintech startup founded in 2017 by Gabriel DellAccio and Namrata Baral that built a consumer investing and banking app. ...

Harvey

Harvey is a domain-specific AI platform built for elite law firms and

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 ...

Haseel

Haseel (حصيل) is a Riyadh-based technology startup, founded in 2018, that delivers fresh fruits and vegetables to consumers across Saudi Arabia through its i...

Hashable

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

Hashboard

Hashboard is a business intelligence (BI) platform built around a BI-as-code workflow: data teams define their semantic layer, metrics, explorations, and das...

Hashflow

Hashflow is a decentralized exchange (DEX) and the leading request-for-quote (RFQ) trading platform in crypto. Instead of an automated market maker (AMM) pri...

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...

HashKey Cloud (HashQuark)

HashKey Cloud, formerly HashQuark, is a Hong Kong-based blockchain infrastructure and Web3 staking provider (part of HashKey Group) that runs enterprise-grad...

Hashnode

Hashnode is a blogging platform for developers with a GraphQL and REST

Hassle

'Hassle.com was a London-based on-demand home-cleaning marketplace, founded in 2012 by Alex

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...

Hatch

Hatch is an AI-powered customer communication platform for service businesses, unifying voice, SMS, and email into a single system with custom AI agents (AI ...

Hatch Loyalty

Hatch Loyalty (formerly Belly) was a Chicago-based customer activation, loyalty, and engagement platform for enterprise retailers, with a strong focus on the...

Hatcheri

'Hatcheri (Hatcheri Foods) is a food-focused incubator-accelerator based in San Leandro,

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...

Hathora

Hathora provides on-demand, globally distributed dedicated compute for

Haus

Haus is an AI-powered causal marketing measurement platform that helps enterprise brands

Haus Laboratories

Haus Labs by Lady Gaga (formerly Haus Laboratories) is an American clean-beauty cosmetics brand founded by Lady Gaga. It first launched in September 2019 and...

HauteLook

HauteLook was a members-only, flash-sale e-commerce destination for fashion, beauty, and

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...

havekarma

havekarma is a company surfaced as a portfolio company of slow-ventures and added to the

Haven

Haven, Inc. was an ocean freight technology company founded in 2014 that built software to automate quoting, booking, document management, and shipment manag...

Haven Connect

Haven Connect is an affordable-housing software company (founded 2014, San Jose, CA) that streamlines the affordable-housing application and waitlist process...

Havenly

Havenly is an online interior-design platform that connects clients with professional designers for virtual and in-person home-decorating services. Clients t...

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...

Hawaya

Hawaya is a Muslim-focused online dating and matrimonial app that began as Harmonica, an Egyptian

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...

HawkSoft

HawkSoft is an insurance agency management system (AMS) for independent

Hawthorne

Hawthorne is an internet-first men's personal care and grooming brand founded in 2016 in New York City (a Techstars alum, later Series B). It sells personali...

hayneedle.com (formerly know as NetShops)

Hayneedle (formerly NetShops) was an online retailer of home goods, furniture, and outdoor products, founded as NetShops in Omaha, Nebraska in 2002 and rebra...

Haystack

Haystack is an open-source framework for building production-ready LLM

Haystack / deepset

Haystack is deepset's open-source Python framework for building context-engineered,

Haz

Haz (operated by Vend Solutions Ltd) is a London-based AI social commerce mobile app that connects friends through the things they own and makes it easier to...

Hazel Health

'Hazel Health is the nation''s leading provider of school-based telehealth, delivering virtual

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 ...

HCF

HCF — The Hospitals Contribution Fund of Australia Limited (ABN 68 000 026 746, AFSL 241 414), founded in 1932 and headquartered in Sydney — is Australia's l...

HD

HD is an AI-native healthcare marketplace and patient-navigation platform for emerging Southeast Asia, headquartered in Bangkok, Thailand. Its consumer surfa...

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 ...

HData

HData is the AI-native operating system for energy regulation. Founded in 2018 by Hudson Hollister, the platform turns disconnected federal and state regulat...

HDVI (High Definition Vehicle Insurance)

HDVI (High Definition Vehicle Insurance) is a Chicago-based commercial trucking insurance company delivering modern, data-driven coverage for small and mid-s...

Headgum

Headgum is an American comedy podcast network founded in 2015 by Marty Michael, Amir Blumenfeld, and Jake Hurwitz, with studios in Los Angeles and New York. ...

Headlight

'Headlight is a US mental health services company delivering teletherapy,

Headnote

Headnote is a legal payments and accounts-receivable platform built specifically for law firms. Founded in 2016 by attorney Sarah Schaaf, it lets firms accep...

HeadOut

Headout is a global experiences marketplace that curates and sells tickets to tours, attractions, events, shows and activities across major cities worldwide....

Headspace

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

Headspace

Headspace (formerly Headspace Health, the 2021 merger of Headspace and Ginger) is a mental health and wellbeing company best known for its consumer meditatio...

HeadSpin

HeadSpin is a real-device digital-experience, functional, and performance testing platform for mobile, web, and OTT applications. Teams test, monitor, and op...

HeadsUp

HeadsUp was an AI conversion engine for product-led growth (PLG) that helped go-to-market teams identify which product-qualified users to engage and when to ...

Headway

Headway operates a national mental-health care platform that connects patients, therapists and psychiatrists, and insurance companies. Founded in 2019 and he...

Headway

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

Healf

Healf (healf.mx) is a Mexico City-based InsurTech startup founded in 2022 that offers an AI-based SaaS platform to simplify, explain, and manage medical / he...

Healint

'Healint is a Singapore-headquartered digital health company best known for

Health Co (Stealth)

Health Co (Stealth) is a company surfaced as a portfolio company of 500-global and added

Health Gorilla

Health Gorilla operates a national health-data interoperability network

Health IQ

Health IQ was a venture-backed insurtech founded in 2013 in Mountain View, California

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,...

Health Universe

Health Universe is an enterprise healthcare AI platform and compliant app cloud that lets clinical, research, and life-sciences teams build, deploy, govern, ...

Healthcare.gov

"Educational content about the US Health Insurance Marketplace"

Healthcaresource.com

'HealthcareSource is a healthcare-focused talent management software provider whose

Healthcatalyst

Health Catalyst is a healthcare data, analytics, and AI company that helps healthcare organizations achieve measurable clinical, financial, and operational i...

HealthData.gov

HealthData.gov is the U.S. Department of Health and Human Services open data platform providing public access to federal health datasets including Medicare c...

Healthdirect Australia

Healthdirect Australia is a national, government-owned, not-for-profit organisation that operates core Australian digital-health infrastructure and consumer ...

HealthEngine

HealthEngine is Australia's largest consumer healthcare marketplace and patient-engagement platform, founded in 2006 and headquartered in Perth, Western Aust...

HealthEquity

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

Healthera

Healthera is a United Kingdom digital-health and patient-engagement company, founded in 2015 by Cambridge University students and headquartered in Cambridge,...

HealthEx

HealthEx is a patient-centric health-data-rights platform that securely unifies an individual's medical records across places of care into one connected hist...

healthgenetech

HealthGeneTech (HGT) is a genomics company focused on gene fragment analysis and the

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...

Healthmode

HealthMode was a machine-learning digital medicine company, founded in 2017 in San Francisco

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...

HealthSherpa

HealthSherpa is the leading ACA (Affordable Care Act) health insurance quoting and enrollment platform, and was the first company to partner with CMS to offe...

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...

HealthVerity

HealthVerity is a United States life-sciences data platform, headquartered in Philadelphia, Pennsylvania, that operates what it describes as the nation's lar...

Healthvision

Healthvision was a healthcare-IT software and services company based in Irving, Texas,

Healthy Labs

'Healthy Labs is a healthcare and insurance technology company that powers

Healx

Healx is a Cambridge, UK clinical-stage biotechnology company that uses artificial intelligence to discover and develop new treatments for rare diseases. Its...

Heap

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

Heard

'Heard (Heard Technologies, Inc.) is the financial management platform built specifically

Hearst

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

Heart Aerospace

'Heart Aerospace is a hybrid-electric aircraft manufacturer founded in

Heartbeat Health

'Heartbeat Health is a New York-based modern cardiology practice delivering

Heartbeat Medical

'Heartbeat Medical is a company surfaced as a portfolio company of hv-capital and added to

Hearth

Hearth is a business-management platform for residential home-improvement

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...

Heartport

'Heartport is a company surfaced as a portfolio company of kleiner-perkins and added to the

Heartstream

Heartstream is an emergency-care and defibrillation brand, now part of

HeartThis

HeartThis was a mobile fashion shopping and discovery app, surfaced as a portfolio company of 500 Global and GV and added to the API Evangelist network as a ...

Heartwork

'Heartwork is a company surfaced as a portfolio company of cowboy-ventures and added to the

HeartyyFresh

HeartyyFresh is a mobile-first Indian grocery delivery service that lets customers

HEAT

HEAT is a company surfaced as a portfolio company of a16z and added to the API Evangelist

Heaviside Industries

Heaviside Industries is a defense-technology company founded in 2024 in Los Angeles,

HEAVY.AI

HEAVY.AI is a GPU-accelerated analytics platform (formerly OmniSci / MapD, now part of NVIDIA) built to interactively query and visualize very large, often g...

HeavyConnect

HeavyConnect is a digital documentation and compliance platform purpose-built for agricultural operations, serving growers, harvesters, shippers, and process...

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...

Hedera

Hedera is an enterprise-grade public distributed ledger platform built for the digital economy and governed by a council of leading global institutions. The ...

Hedge

Hedge is a decentralized, non-custodial lending protocol built on the Solana blockchain that lets users mint USH, a stablecoin soft-pegged to the US dollar. ...

Hedgeye

Hedgeye Risk Management is an independent investment-research and financial-media firm founded in 2008 by Keith McCullough and headquartered in Stamford, Con...

Hedra

Hedra is a generative-media AI lab and creative platform that lets you produce image, video, and audio content through a web studio and a developer API. Its ...

Hedvig

'Hedvig is a Swedish insurtech offering mobile-first digital insurance

Heeler

'Heeler is the Agentic Development Security Platform — machine-speed security for AI-written

Heex Technologies

Heex Technologies builds the Smart-Data Platform, an event-based data management solution for autonomous systems, robotics, and ADAS/AD vehicles. Instead of ...

Hegic

'Hegic is an on-chain peer-to-pool options trading protocol deployed

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). ...

Height

Height is an AI-powered collaborative project management tool that provides a REST API for managing tasks, lists, workspaces, attributes, dependencies, and a...

Heights Labs

'Heights Labs is a company surfaced as a portfolio company of pantera-capital, techstars

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...

Helcim

Helcim is a Calgary, Canada based payment processor and merchant services provider serving small and medium-sized businesses across Canada and the United Sta...

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...

Helika

Helika is a game and brand analytics platform, originally built for web3 and blockchain games, that helps studios, sports teams, and entertainment brands col...

Helio AI LLC

Helio AI LLC operates Helio.AI, an AI-powered recruiting and applicant tracking (ATS) platform for HR and talent-acquisition teams. It automates the end-to-e...

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...

HelioRec

HelioRec is a floating photovoltaic (FPV) engineering and manufacturing

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

Helix

Helix is a company surfaced as a portfolio company of a16z, gv and added to the API Evangelist

Helix

Helix is a population genomics company operating an end-to-end precision

Helix Nano

Helix Nano (HelixNano) is a Boston-based biotechnology company developing

Hello Alice

'Hello Alice is a free, multichannel digital platform that helps small business

Hello Gold

HelloGold is a Malaysian fintech company operating a mobile gold-savings app that lets everyday

Hello Heart

Hello Heart is a digital health company that combines a mobile app, connected blood-pressure monitors, a smart pill box, and the Nia AI assistant (trained on...

Hello Patient

Hello Patient builds AI agents (branded "Mia") for patient conversations

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.

HelloFlo

HelloFlo was a women's-health startup (a 500 Global / 500 Startups portfolio company)

HelloFlow

HelloFlow is a company surfaced as a portfolio company of seedcamp and added to the API Evangelist

HelloFresh

'HelloFresh SE is a publicly listed (Frankfurt Stock Exchange: HFG), Berlin-headquartered

Helloheart

Hello Heart is a digital heart health company that combines a connected blood pressure monitor, an AI-guided mobile app, and clinical expertise to help peopl...

HelloSalut

"Get hello translation following user language"

HelloTech

'HelloTech is a consumer technology-services company providing in-home and online tech

HelloVerify

HelloVerify is India's leading background verification (BGV) and employee screening company, delivering fast, accurate, and compliant primary-source verifica...

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

This profile was surfaced as a portfolio-linked lead of 500 Global and added to the API Evangelist network as a stub for enrichment. The website pointer on t...

Help Center

Help Scout

Help Scout is an email-first help desk platform with shared inboxes,

HelperGo

HelperGo is a Hong Kong-based on-demand home services marketplace that connects households

Helpling

Helpling is an online marketplace that connects households with vetted, insured independent cleaners for on-demand and recurring home-cleaning services. Foun...

HelprNow

HelprNow (operating as Giftr, by Helpr Asia) is Malaysia's leading online gift marketplace, helping people improve relationships with loved ones through a se...

Helsing

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

Heltia

'Heltia is a Turkish digital mental-health and employee-wellbeing platform

Helu Io

helu.io is a financial management, controlling, and reporting platform for startups and small-to-medium businesses. It connects directly to DATEV accounting ...

Hemlane

Hemlane is a technology platform for managing long-term rental properties, combining AI tools with human support to assist with tenant placement, rent collec...

Hemster

Hemster is a fashion-technology company that modernizes tailoring and garment fit through a digital "Fit Profile" system. Customers create a personalized fit...

Henchman

Henchman is a legal knowledge and contract-drafting AI platform that surfaces

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.

Heptio

'Heptio was a Seattle-based cloud-native software company founded in 2016 by

HER

'HER is a dating and community platform built exclusively for queer women, non-binary, and

Hera

'Hera is a Medicare-covered care-management company that pairs families with dedicated

Herald

Herald builds digital infrastructure for commercial insurance, providing

Herb

Herb (herb.co) is a leading digital media and e-commerce platform dedicated to cannabis culture, education, and lifestyle. It publishes cannabis news, strain...

Herbeast

Herbeast is a sustainable skin care and lifestyle brand based in China, backed by Lightspeed

Herbie, Herbie Plan

Herbie is an AI-powered estate planning platform and law firm that lets individuals and partner organizations create wills, trusts, and related legal documen...

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 Not There Labs

Here Not There Labs (Here Not There, Inc., operating as hntlabs.com) is the a16z-backed company behind Towns Protocol, an open, decentralized messaging proto...

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...

Hermeus

Hermeus is an American aerospace and defense company building rapidly reusable high-Mach and hypersonic aircraft for national-security missions in partnershi...

Hero Journey Club

'Hero Journey Club is a company surfaced as a portfolio company of northzone and added to

HeroHunt People Search

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

Heroic Labs

Heroic Labs builds the composable game technology stack behind online, social, and multiplayer games. Its flagship product Nakama is the leading open-source ...

Heroic Labs

'Heroic Labs is the company behind Nakama, a leading open-source game

Heroic Story

'Heroic Story was a Web3 gaming studio building a collaborative, community-owned

Heroku

Heroku is a cloud platform as a service (PaaS) that enables developers

Heron

Heron (Heron Data) is a financial-services document-automation and cashflow-underwriting platform. Its API and AI platform handle document intake, classifica...

Heron Power

Heron Power is an industrial power-electronics company modernizing the electrical grid with solid-state transformers and integrated power conversion systems....

HERP

'HERP Inc. (株式会社HERP) is a Japanese HR Tech company whose mission is "採用を変え、日本を強く。"

Hershey

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

Hertha Metals

Hertha Metals is a hard-technology steel production company based in Conroe, Texas, working

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.

Hesai Technology

Hesai Technology is a global leader in 3D LiDAR perception, designing and manufacturing high-performance lidar sensors for autonomous driving, advanced drive...

Hesi

Hesi (合思, operated by Beijing Hosi Information Technology Co., Ltd.) is an AI-driven spend and expense management SaaS platform founded in 2014 and backed by...

Heska

Heska is a veterinary diagnostics company that makes in-clinic point-of-care

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...

Hessian

Hessian is a Y Combinator (Spring 2026) startup building a forward-deployed AI agent platform for automating business operations. Its engineers embed on-site...

Hetzner

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

heva

heva is an AI-native healthcare and medical-tourism platform that connects patients with vetted medical practices, specialists, and providers across borders,...

Hevn Inc

HEVN Inc (Y Combinator S26) is a fintech platform that lets non-US companies operate in USD without a US entity. It opens named virtual business accounts wit...

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-powered analytics platform that combines agentic notebooks, interactive data apps, and conversational self-serve analytics so teams can go from ...

Hex

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

Hex Security

Hex Security is a Y Combinator (W26) security startup building autonomous AI agents that perform continuous penetration testing against web applications, API...

Hex.pm

Package registry for the Erlang and Elixir ecosystems with a REST API

Hexafarms

Hexafarms GmbH is a Berlin-based agricultural technology company that builds AI-powered greenhouse optimization software for commercial growers. Its platform...

Hexagon

Hexagon is a global leader in digital reality solutions, combining sensor, software and autonomous technologies. Through the Nexus platform and product APIs,...

Hexagon Bio

'Hexagon Bio is a Menlo Park, California biotechnology company developing novel payloads for

Hexagon Manufacturing Intelligence

Hexagon Manufacturing Intelligence is a division of Hexagon AB providing metrology, quality management, and manufacturing intelligence software and hardware....

Hexcel

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

Hexing Electrical Co., Ltd.

Hexing Electrical Co., Ltd. (海兴电力 / Hexing) is a Chinese energy-technology company focused on smart power distribution and utilization, new energy, smart wat...

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

heycater! is a B2B catering marketplace that connects companies with vetted

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...

Heyclicky

Heyclicky (product name Clicky) is a consumer macOS application from the Y Combinator

Heyday

Heyday is a company surfaced as a portfolio company of general-catalyst and added to the

HeyForm

HeyForm is an open-source conversational form builder that enables anyone to create engaging forms, surveys, quizzes, and polls without coding. It provides a...

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...

Heygo

Heygo (formerly GoGuides) was a London-based consumer platform for live, interactive virtual

HeyMilo

HeyMilo AI is an agentic recruiting platform for high-volume hiring teams — staffing agencies, corporate recruiters, BPOs, franchises, and data-annotation op...

Heyo

Heyo is a social marketing platform for building and running online promotions

Heytea

'Heytea is a Chinese premium modern tea-beverage chain founded in 2012 in Jiangmen, Guangdong.

Heyzap

Heyzap was a mobile-game advertising, discovery, and monetization company. It began as a social game-discovery network and pivoted into a mobile ad mediation...

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"

HHAeXchange

Homecare management platform with a REST API for scheduling aide visits, verifying care delivery via telephony and mobile, managing authorizations, and proce...

hhgregg

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

HHS (US Department of Health and Human Services)

The US Department of Health and Human Services provides data APIs for health programs, public health datasets, grants data, and interoperability standards fo...

Hi Bob

HiBob (bob) is an all-in-one HR platform that connects people management, payroll, benefits, and finance for modern, mid-sized and multinational companies. B...

Hi Health

Hi Health (hi.health) is a European digital-health payments company, originally a Speedinvest portfolio company, now operating as "hi.health by Pliant". The ...

Hi Marley

'Hi Marley is an intelligent conversational platform built for the property

hi.health

hi.health is a cashless, real-time claims and payments platform for the insurance industry, now operated as "hi.health by Pliant" after joining Pliant. It re...

Hibachi

Hibachi is a stablecoin-native, privacy-first decentralized exchange for perpetual futures and FX trading. Built by contributors from Citadel, Tower Research...

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 is a modern HR platform (known as Bob) offering a REST API for managing employee profiles, onboarding, time off, attendance, payroll integration, goals...

HiBob

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

HiCustomer

HiCustomer (ハイカスタマー) was a Japanese Customer Success Management (CSM) SaaS built specifically for SaaS companies. Its platform aggregated customer data scatt...

Hidden Door

'Hidden Door is an interactive storytelling platform where roleplay meets fan fiction,

Hidden Leaf Games

Hidden Leaf Games is an independent video game development studio founded in 2019

Hidden Level

Hidden Level is a U.S.-based defense and aerospace technology company that turns radio-frequency (RF) activity into trusted airspace intelligence. Its passiv...

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)...

Hidrate

HidrateSpark is the world's smartest water bottle brand, tracking daily water intake with a Bluetooth-connected sensor puck that glows to remind you to drink...

Hifi

Hifi is a stablecoin and money-movement infrastructure company that provides composable financial APIs for moving, converting, routing, and settling value ac...

HiGear

HiGear is a company surfaced as a portfolio company of 500-global and added to the API Evangelist

Higgsfield

Higgsfield is a multi-model generative AI platform for video, image, editing, storyboarding, and commercial content creation. Its public developer API (platf...

High Alpha

'High Alpha is a venture firm and venture studio based in Indianapolis,

High Alpha Capital

'High Alpha is an Indianapolis-based venture firm that creates and funds B2B SaaS

High Fidelity

High Fidelity provides live spatial audio technology for apps and games. Its Spatial Audio Client Library (hifi-spatial-audio, MIT) lets developers embed rea...

High Jump Software

'HighJump Software was a Minneapolis-based provider of supply chain execution

High Mark Credit Information Services

High Mark Credit Information Services (now operating as CRIF High Mark) is one of India's

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...

High5health

'High5health (HighFive Healthcare) is a dental support organization that partners with

Higharc

'Higharc is an AI-powered homebuilding software platform founded in 2018 by Marc Minor and

Highbeam

Highbeam is a business banking and finance platform built for modern consumer brands (direct-to-consumer and e-commerce). It brings together operating and hi...

Highfive

'Highfive was a video collaboration and conferencing company (highfive.com)

highlig

highlig is a company surfaced as a portfolio company of slow-ventures and added to the API

Highlight

Highlight is a General Catalyst portfolio company added to the API Evangelist network as a stub via the VC-portfolio harvest. Enrichment probing on 2026-07-2...

Highlight (highlight.io)

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

Highlightly

Highlightly is a real-time sports data and highlights API covering football,

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 ...

Highly

Highly is a company surfaced as a portfolio company of bloomberg-beta and added to the API

Highnote

Highnote is a modern, unified embedded-finance and banking-as-a-service

HighRadius

HighRadius is an AI-powered autonomous finance platform for the Office of the CFO, automating the Order-to-Cash (O2C), Record-to-Report (R2R), Accounts Payab...

Highrise

Highrise is a mobile-first virtual world by Pocket Worlds Inc where users create avatars, hang out in social rooms, design and trade fashion items, and build...

Highspot

Highspot is a sales enablement platform offering a REST API for managing content, training programs, pitch analytics, CRM integrations, and buyer engagement ...

Highstock

Highstock is a private, AI-native wholesale marketplace that connects consumer brands holding excess or unsold inventory with a vetted network of global busi...

Hightouch

Hightouch is a composable Customer Data Platform (CDP) and data activation

Highway 9 Networks

Highway 9 Networks delivers AI Wireless Infrastructure as a Service, providing secure private mobile networks and deterministic 5G connectivity for enterpris...

Highway9

Highway 9 Networks is a Silicon Valley company delivering AI Wireless Infrastructure as a Service through its Virtual Mobile/AI Cloud (VMC) platform. The pla...

Higlobe

Higlobe is a regulated cross-border money transfer service that lets freelancers, independent contractors, and businesses receive international payments from...

Higo

'Higo is a company surfaced as a portfolio company of accel and added to the API Evangelist

Higress

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

HiGuest

HiGuests (Hi Guests Vacation Homes Rental LLC, License 765614) is a Dubai-based short-term rental property management company. It offers full-service managem...

HiHello

'HiHello is a digital business card and professional-presence platform that

HijUp

HijUp is an Indonesia-based modest-fashion e-commerce marketplace selling Muslim women's clothing online — abayas, blouses, dresses, tunics, printed scarves,...

Hilbert's AI

Hilbert's AI is an AI-native growth infrastructure platform for B2C companies, backed by a16z. It unifies fragmented product, marketing, and finance data int...

Hill House

Hill House Home is a digital-first lifestyle brand that brings beauty and joy to everyday rituals. Since launching with bedding in 2016 it has extended its c...

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...

HilleVax

HilleVax was a clinical-stage biopharmaceutical company focused on developing and commercializing novel vaccines, most notably HIL-214, a virus-like-particle...

Hillhouse Investment

Hillhouse Investment (formerly Hillhouse Capital) is a global investment firm founded in 2005 by Lei Zhang with seed capital from the Yale University endowme...

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...

Hilos

Hilos is a WhatsApp Business Platform automation company (backed by 500 Global and Techstars, now part of ActiveCampaign) that helps businesses capture leads...

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

Hims is the men's brand of Hims & Hers Health, Inc. (NYSE: HIMS), a U.S.-based direct-to-consumer telehealth platform. Through forhims.com it connects patien...

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 ...

Hinsta

Hintsa Performance is a Finnish performance-coaching company founded by Dr. Aki Hintsa,

Hint Health

Hint Health is the leading direct primary care (DPC) technology platform, powering thousands of DPC practices with software for membership management, automa...

HIPAA

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

HiPay

HiPay is a European omnichannel payment platform headquartered in Levallois-Perret, France, offering REST APIs for online payments, in-store terminal managem...

Hipcamp

Hipcamp is the #1 app to find and book campsites globally, with real-time availability across more than 500,000 sites in the United States, Canada, Australia...

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

Hipster

Hipster is a company surfaced as a portfolio company of 500-global, gv and added to the API

Hiptype

Hiptype is a company surfaced as a portfolio company of a16z and added to the API Evangelist

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"

HireArt

HireArt is a workforce management platform that helps enterprises source, employ, and manage their contingent workforce - contract workers, freelancers, and ...

Hireguide

Hireguide is a structured-interviewing and hiring-intelligence platform, originally a Techstars-backed startup, that helped talent teams run consistent, evid...

Hireology

Hireology is a purpose-built applicant tracking system (ATS) and hiring platform for multi-location, high-volume employers, with deep specialization in retai...

HireRight

HireRight is a leading global provider of employment background screening, drug and health screening, and workforce verification services, helping more than ...

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

Hiscox

'Hiscox Ltd is a diversified international specialist insurance and reinsurance group with

Hitachi Construction Machinery

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

HitchPin

HitchPin is an online marketplace for the agriculture and rural economy, connecting farmers, ranchers, and rural businesses to buy and sell hay and forage, g...

HitPay

HitPay is a Singapore-headquartered all-in-one payments platform for

Hitwise

Hitwise was an online competitive-intelligence and audience-measurement company that

Hive

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

Hive Power

Hive Power SA is a Swiss software company (Manno, Ticino) building FLEXO, a Flexibility Orchestrator that connects distributed energy assets — electric vehic...

Hivemapper

Hivemapper (Bee Maps) is a decentralized mapping network that turns a planetary-scale fleet of purpose-built "Bee" dashcams into fresh, structured, queryable...

HiveMQ

HiveMQ is the real-time industrial data platform built on MQTT, developed by HiveMQ GmbH (Berlin, Germany). It provides an enterprise-grade MQTT message brok...

HiveMQ

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

Hiya

Hiya is an AI-native voice security company that blocks spam, fraud, and deepfake calls at network scale for mobile operators, enterprises, and consumers. It...

HKEX

HKEX (Hong Kong Exchanges and Clearing Limited, SEHK 388) operates the

HL7 FHIR

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

Hlabs

Hlabs (Harrison Laboratories, Inc., operating as hlaboratories.com) is a US-based, Y Combinator-backed (Winter 2026) manufacturer of plug-and-play robotics c...

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...

HNC

HNC Software Inc. was a San Diego-based predictive-software company founded in 1986 that

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...

hobbyDB

hobbyDB is a database and marketplace for collectibles — a platform that

Hobnob

'Hobnob is a consumer event and community-organizing platform (hobnob.app)

HockeyStack

HockeyStack is a B2B revenue and marketing data intelligence platform that unifies marketing, sales, and product data to reveal the full buyer journey from f...

HODL Media

HODL Media (hodl.mobi) is the maker of HODL Real-Time Cryptocurrency, a consumer mobile

Hokan

Hokan, Inc. (株式会社hokan) is a Japanese InsurTech company that builds hokan®, a cloud-based customer and contract management (CRM) system for insurance agencie...

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...

Hokodo

Hokodo is a London-based B2B payments and embedded trade-credit fintech that lets merchants and B2B marketplaces offer digital trade accounts and Buy Now, Pa...

Holberton School

'Holberton School is a Silicon Valley-born technology education company that

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...

Hole19

Hole19 (Stat Track Technologies Lda) is a golf app for iOS, Android, and smartwatches

Holiday API

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

Holidu

Holidu is a Munich-based vacation-rental search engine and short-term-rental technology company that helps travellers find and book holiday homes and helps p...

Holistics

Holistics is a self-service business intelligence and analytics platform

Hollyfrontier

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

Holo

'Holo (Holo AM, operating under Greene Group Industries) is an advanced

Hologic

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

Hologix

Hologix, Inc. (formerly MBA Technologies, founded 1989) was a Phoenix, Arizona software

Hologram

Hologram is a global cellular IoT connectivity platform providing eUICC

Holor Media

Holor Media was an integrated immersive media technology company founded

Holtec International

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

Holvi

Holvi is a Finnish digital business-banking service for freelancers, founders and small businesses, founded in Helsinki in 2011 and operating as a regulated ...

HOLY

'HOLY is a German direct-to-consumer beverage brand offering sugar-free, powdered

Homa Games

Homa Games is a global mobile game developer and publisher headquartered in Paris, France, and backed by Northzone. Through its Homa Lab platform the company...

Homads

Homads is an Austin-based mid-term rental marketplace connecting hosts

Homage

Homage is a Singapore-headquartered holistic health and caregiving platform that connects families with screened, professional caregivers, nurses, and therap...

Homary

Homary is a direct-to-consumer home furnishings retailer that sells furniture, faucets, lighting, outdoor, kitchen, bath, storage and organization, decor and...

Home Account

Home-Account (Home Account) was a consumer financial-services startup focused on mortgage management and consumer credit-risk analytics, backed by Uncork Cap...

Home Depot

The Home Depot is the world's largest home improvement retailer, offering

Home From College

'Home From College (H\FC) is an AI-powered growth platform that connects

Home Trust

Home Trust Company is a federally regulated Canadian trust company founded in 1977 and headquartered in Toronto, and the principal operating subsidiary of Ho...

Home24

Home24 is a leading pure-play home & living e-commerce retailer in Continental Europe, founded in Berlin in 2009. It operates across Germany, France, Austria...

HomeAway *

HomeAway was an Austin, Texas vacation-rental marketplace that connected travelers with owners and property managers of holiday homes, cabins, condos, and be...

Homebase

Homebase is an all-in-one workforce management platform for small businesses, offering employee scheduling, time tracking, payroll, team communication, and H...

Homeboodle

Homeboodle was a San Francisco rental marketplace startup that rebranded as "Lovely" around 2012. The product let renters search, apply for, and pay for apar...

Homebot

Homebot is a homeownership platform that helps loan officers, real estate agents, banks, and credit unions engage clients with personalized home-finance insi...

Homebound

Homebound is a tech-enabled, personalized homebuilder that pairs a proprietary software platform with a managed network of trade partners to build homes on a...

Homebrew

Homebrew is a San Francisco-based seed-stage venture capital firm founded in 2013 by Hunter Walk (a former product leader at Google and YouTube) and Satya Pa...

Homeday

Homeday is a German proptech real estate brokerage founded in 2015 and headquartered in Berlin, combining a nationwide network of local partner brokers with ...

HomeFirst

'HomeFirst (Home First Finance Company India Limited) is an affordable-housing finance

HomeGP

HomeGP is a Malaysian on-demand house-call healthcare platform, founded in 2015 and headquartered

Homeis

Homeis was a social networking platform for immigrant and foreign-born communities, founded in January 2017 by Ran Harnevo and Hanan Laschover with offices i...

HomeJoy

Homejoy, Inc. was an online home-services marketplace that connected customers with vetted house cleaners and handymen through its website and mobile apps. F...

HomeLane

'HomeLane is an Indian end-to-end interior design company that delivers

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...

Hometap

Hometap is a Boston-based fintech founded in 2017 that offers homeowners a home equity investment (HEI) — an alternative to home equity loans and HELOCs. In ...

Homethrive

Homethrive is a technology-enabled caregiving-support benefit sold to

HomeToGo

'HomeToGo is the world''s largest marketplace and search engine for vacation

HomeTouch

HomeTouch (myhometouch.com) is a UK-based live-in home care marketplace

Hometree

Hometree is a UK home services and residential energy company offering

HomeVision

'HomeVision is an AI-powered collateral underwriting and appraisal quality-control

Homeward

Homeward is a modern home-finance company founded in 2018 and headquartered in Austin, Texas, that partners with real estate agents to turn any homebuyer int...

Homeward Health

Homeward Health is a value-based healthcare provider founded in 2022 by former Livongo executives (CEO Dr. Jennifer Schneider) and incubated as the first inv...

Homigo

Homigo was a Toronto-based home-services startup, founded in 2016, that

Homzmart

Homzmart is a Cairo, Egypt-based online marketplace for furniture, home decor, appliances, and workspace products that connects thousands of local manufactur...

Honda

Honda Motor Co., Ltd. is a Japanese multinational manufacturer known

Hone

'Hone is an employee development platform that combines live, expert-led virtual workshops

HONESS (Shanghai Hongji Environmental Protection)

HONESS (泓济环保 / Shanghai Hongji Environmental Protection, honess.cn) is a Chinese

Honest Company

The Honest Company is a consumer-products brand founded in 2011 and headquartered in Los Angeles, offering baby care, personal care, beauty, and household cl...

Honest Food Company

'Honest Food Company GmbH is a Berlin-based cloud-kitchen / ghost-restaurant operator founded

Honey

Honey was a modern intranet and internal-communications SaaS platform (honey.is) built to connect distributed teams, streamline company-wide communication, d...

Honey Insurance

Honey Insurance is an Australian direct-to-consumer insurtech selling smart home, contents, renters and landlord insurance, founded by Richard Joffe and head...

Honeybadger

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

HoneyBook

HoneyBook is an all-in-one clientflow management platform for

Honeycomb

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

Honeycomb

Honeyhomes

Honey Homes is a home-maintenance membership service that pairs each

Honeylove

Honeylove Sculptwear Inc. is a Los Angeles-based, venture-backed direct-to-consumer apparel brand founded in 2018 that designs and sells shapewear, bras, bod...

Honeywell

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

Hong Kong Asia Medical Group

'Hong Kong Asia Medical Group (HK Asia Medical Group) is a cardiovascular-focused

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...

Hongene Biotech

'Hongene Biotech Corporation is a nucleic acid contract development and

HongShan (HSG)

HongShan (HSG), formerly known as Sequoia Capital China, is a leading global venture capital and private equity firm investing across technology, healthcare,...

Honor

Honor (Honor Technology, Inc.) is a San Francisco-based home care

Honorlock

Honorlock is an online exam proctoring and academic integrity platform

Hook

Hook is a London-based software company building AI agents for customer success (CS) teams. Its platform integrates product usage, revenue, support, and sale...

Hookdeck

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

Hooked

'Hooked is a mobile entertainment company founded in 2015 by Prerna Gupta

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...

HookLogic (Criteo)

HookLogic was a retail-media advertising exchange and ad server that let brands buy sponsored-product placements in retailer search results (Walmart, Target,...

Hoop

Hoop is an AI retention agent for Shopify subscription brands, built by the founding team behind Trello and backed by Index Ventures. It plugs into a brand's...

Hootsuite

Hootsuite is a social media management platform that lets organizations

Hop Aero

Hop Aero is a Y Combinator (Summer 2026) aerospace and defense company based in Los Angeles, California, founded in 2024 by Jacob Balaj and Matija Milenovic....

Hopae, Inc.

Hopae, Inc. (Hopae S.A.) is a digital identity infrastructure company that connects verification providers, regulated businesses, and trust service providers...

Hoplite

Hoplite is a cloud coding-agent platform (Y Combinator S26). You connect a GitHub repository, describe a task in a thread, and an autonomous agent does the w...

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.

Hopscotch

Hopscotch Primary Care is a value-based healthcare provider bringing relationship-based

HopShop Inc.

HopShop Inc. is a consumer AI fashion-discovery and creator-monetization platform, often described as "Shazam for Fashion." Shoppers upload or screenshot an ...

Hopstack

Hopstack is an AI-native, cloud-based warehouse management system (WMS)

Hoptroff

Hoptroff is a London-based precision timing company that delivers Traceable Time as a Service (TTaaS), providing enterprise-grade, traceable UTC time with gu...

Horizon Blockchain Games

Horizon Blockchain Games is the web3 gaming studio and infrastructure company behind Skyweaver and the Sequence platform (sequence.xyz / 0xsequence) — a modu...

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 ...

Horizon Quantum Computing

Horizon Quantum Computing is a Singapore-based quantum software company founded in 2018 by Dr. Joe Fitzsimons. It builds software infrastructure for quantum ...

Horizon3.ai

Horizon3.ai is a cybersecurity company whose NodeZero platform delivers autonomous penetration testing and continuous security posture management. NodeZero s...

HorizonIQ

HorizonIQ (formerly INAP / Internap) is a US infrastructure provider delivering fully managed private cloud, bare metal servers, and GPU dedicated servers, a...

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 ...

Hormona

Hormona is a women's hormonal-health company founded in 2020 by Karolina Lofqvist and Jasmine Tagesson, with offices in London, UK and Stockholm, Sweden. It ...

Hornet

Hornet is a queer social networking platform operated by Queer Networks, Inc., serving the global LGBTQ+ community with more than 100 million users worldwide...

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...

Hortor Games

Hortor Games (Beijing Haoteng Chuangxiang Technology Co., Ltd. / 北京豪腾创想科技有限公司) is a Chinese mobile game developer and publisher focused on casual, word, and ...

Hospira

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

Hospitable

Hospitable (formerly Smartbnb) is a short-term and vacation rental

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"

Hosta a.i.

Hosta a.i. is an AI-powered remote property assessment platform that turns ordinary photographs from any camera into precise measurements, detailed floor pla...

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 ...

Hosted·ai

Hosted·ai is a San Jose, California software company (founded 2024, public launch early 2025) providing a turnkey neocloud / GPU-as-a-Service (GPUaaS) platfo...

Hostfully

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

Hostie

Hostie is an AI-powered virtual concierge for restaurants that answers every call, text, email, and message in the restaurant's own voice so operators never ...

HostnFly

HostnFly is a French short-term-rental (Airbnb) concierge and property-management company, founded in 2016 and headquartered in Paris. It manages the full li...

HostTonight

HostTonight is a company surfaced as a portfolio company of 500-global and added to the API

hotcake 夯客

HOTCAKE 夯客 (Hotcake Inc. / 夯客股份有限公司) is a Taipei, Taiwan SaaS platform for the beauty and wellness industry — hair salons, nail and lash studios, skincare an...

HotDoc

HotDoc is an Australian patient-engagement platform, founded in 2012 and headquartered in Melbourne, that connects patients with general practices, dentists,...

Hotel Tonight

'HotelTonight is a last-minute hotel booking service founded in 2010 in

Hotelbeds

Hotelbeds (now part of HBX Group) is a global B2B travel bedbank and

Hotelogix

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

HotelRunner

HotelRunner is a Turkey-founded global hospitality technology platform -

HotelTonight

HotelTonight is a last-minute hotel booking service, now part of Airbnb, that lets travelers discover and reserve same-day and near-term hotel deals across t...

HotelUrbano

HotelUrbano (later rebranded Hurb) was a Brazilian online travel agency founded in January 2011 by Joao Ricardo Mendes and headquartered in Rio de Janeiro, o...

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...

Hotmail

Hotmail was one of the first free web-based email services, launched in 1996 by Sabeer Bhatia and Jack Smith and among the earliest venture-backed consumer w...

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...

houmo

HOUMO.AI (后摩智能) is a Chinese fabless semiconductor company founded in 2020 that develops compute-in-memory (CIM / storage-and-computation integrated) edge AI...

Hour One

Hour One is a generative-AI video company (an Insight Partners portfolio company, acquired by Wix in 2025) whose Studio / MakeReals API turns text and templa...

Hourglass

Hourglass is a DeFi protocol and time-bound token (TBT) infrastructure that invented a primitive for tokenizing staked, locked, or time-committed on-chain as...

Hourone

Hour One (developer surface "MakeReals") is an AI video-generation platform that turns text, scripts and data into studio-quality videos fronted by lifelike ...

Housable

Housable is a California-focused proptech company that helps rental-property owners and operators develop Accessory Dwelling Units (ADUs) as a portfolio valu...

House Rx

'House Rx is a healthcare technology company that equips independent specialty

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...

HouseCanary

HouseCanary is a property analytics platform providing REST APIs for automated valuation model (AVM) data, property details, rental estimates, market forecas...

HouseEazy

'HouseEazy is an Indian proptech startup, founded in 2021 by Tarun Sainani

Houseparty

'Houseparty was a face-to-face social networking and group video chat mobile app developed

HouseTrip

'HouseTrip was a London-based online vacation-rental marketplace founded in 2009 by Arnaud

Housewhisper

HouseWhisper (legal name Real Estate Productivity, Inc.) is a Seattle-based AI platform for real estate teams and brokerages, founded by former Zillow execut...

Houst

Houst is a global short-term rental and Airbnb management company founded in 2015, operating in 17 cities across 8 countries and managing over 11,650 propert...

Houzz

Houzz is a home renovation and design platform that connects homeowners with home professionals, products, and design inspiration, and operates Houzz Pro, an...

HOVER

HOVER turns smartphone photos of a property into an accurate, interactive 3D model with complete exterior and interior measurements for the construction, roo...

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...

Howard

Howard was the world's first flex-use real estate platform, co-founded by Michael Jaindl

Howden Group

Howden Group Holdings is a London-headquartered, employee-owned international insurance intermediary founded in 1994, operating across retail insurance broki...

Howdy

'Howdy is a nearshore talent platform that connects US companies with senior

Howler

Howler is a South African event technology platform that consolidates ticketing, RFID cashless payments, and vendor and access-control management into a sing...

HowLongToBeat

HowLongToBeat is a game completion time database that tracks how long

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

HQ, Headquarters

HQ, Headquarters is a company surfaced as a portfolio company of 500-global and added to

HqO

HqO is a Boston-based proptech company whose Real Estate Experience (REX) Platform helps commercial real estate owners, operators, and asset managers bridge ...

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...

Hrmony

Hrmony is a Berlin-based employee-benefits platform that lets German employers offer modern, tax-advantaged perks to their staff — meal allowances (Essenszus...

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...

HSBC Bank Australia

HSBC Bank Australia Limited is the Australian banking subsidiary of the

HSBC USA

HSBC USA is the United States arm of HSBC Holdings plc, operating principally through HSBC Bank USA, N.A., a nationally chartered bank supervised by the Offi...

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...

HTML/CSS to Image

HTML/CSS to Image (HCTI) is a REST API that renders HTML, CSS, and

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 Toolkit

HTTP Toolkit is a beautiful, cross-platform, and open-source tool for

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 ...

HTX

HTX (formerly Huobi Global) is a cryptocurrency exchange founded in 2013 that offers spot trading, futures and derivatives, margin trading, trading bots, cop...

Huaun

'Huaun (华云安, Huayun''an) is a Beijing-based cybersecurity company specializing in

Hub

Hub (Hub.xyz) is a distributed physical-AI data infrastructure company that

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...

Hubble

Hubble (hubblehq.com) is the UK's largest flexible-workspace marketplace, connecting

Hubble Protocol

Hubble Protocol is a Solana-based decentralized finance (DeFi) protocol that lets users borrow the USDH stablecoin against multiple crypto collateral assets ...

Hubflo

Hubflo is a client portal platform for service businesses — consultants, agencies, accountants, and professional-service firms — bringing client onboarding, ...

Hubifi

HubiFi is a revenue recognition and order-to-cash automation platform for high-volume SaaS and subscription businesses. It automates ASC 606 / IFRS 15 compli...

hubilo

Hubilo (now branded Virtual PRO) is an enterprise virtual, hybrid, and in-person event platform used by conference producers and corporate event teams to cre...

hubs

Hubs, now operating as Protolabs Network and formerly known as 3D Hubs, is an on-demand digital manufacturing platform founded in Amsterdam in 2013 and acqui...

HubSpot

HubSpot provides a full platform of marketing, sales, customer service,

Hubstaff

Hubstaff is a time tracking and workforce analytics platform for remote,

HUD - US Department of Housing and Urban Development

The U.S. Department of Housing and Urban Development (HUD) provides public REST APIs for fair housing data, Fair Market Rents, Income Limits, USPS ZIP code c...

Huddl

Huddl (huddl.ai) was an AI meeting-collaboration platform founded in 2017

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...

HugeMed

HugeMed (Shenzhen HugeMed Medical Technical Development Co., Ltd.) is a

Hugging Face

The AI community building the future with open-source machine learning

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...

Hugo

Hugo is a mobile-first, usage-based car insurance company that lets drivers turn coverage on and off from their phone and pay in short intervals rather than ...

Huice

'Huice (慧策) is a Chinese enterprise software company whose flagship product, Wangdiantong

HuiHe Healthcare

'HuiHe Healthcare is a company surfaced as a portfolio company of idg-capital and added to

huimei

Huimei Technology (惠每科技) is a Chinese medical artificial intelligence

Huinno

Huinno is a company surfaced as a portfolio company of 500-global and added to the API Evangelist

Huixiaoer

'Huixiaoer (会小二) is a Chinese online platform for booking meeting venues, hotel

Hula Earth

Hula Earth is a Munich-based environmental technology company providing

Hull

Hull is a real-time Customer Data Platform (CDP) that unifies customer data from every source — web, product, CRM, marketing and support tools, databases and...

Huly

Huly is an open-source, all-in-one project management and team collaboration

Hum Capital

'Hum Capital operates an AI-powered funding marketplace that connects growth companies

HUM Industries

HUM Industries is a consumer hardware company building a wearable AI assistant designed to enhance social presence. The device records conversations locally,...

Huma

Huma (Huma Therapeutics Limited) is a United Kingdom-headquartered digital health and remote patient monitoring company that provides a regulated, configurab...

Huma Technologies Inc.

Huma Technologies Inc. operates Huma Finance, described as the first PayFi network — on-chain payment-finance infrastructure that connects global capital to ...

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 API

Human API is a United States health data platform, founded in 2013 and now part of LexisNexis Risk Solutions, that aggregates, normalizes, and delivers digit...

Human Archive

Human Archive is a Stanford- and Berkeley-founded, Y Combinator-funded data lab building

Human Behavior

Human Behavior Inc. is an AI-powered product analytics platform that uses autonomous agents to watch session replays, auto-instrument event tracking, map pro...

Human DX

'The Human Diagnosis Project (Human Dx) is a nonprofit initiative building

Human Interest

Human Interest is a fintech company providing affordable, full-service 401(k), 403(b), and IRA retirement plans built for small and medium-sized businesses. ...

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,

HumanAPI

Human API is a health-intelligence platform that provides real-time, programmatic access

HumanCo

HumanCo is a mission-driven consumer packaged goods and wellness holding company that builds and

Humane

'Humane was a consumer AI hardware startup, founded by former Apple engineers,

Humane Genomics

Humane Genomics Inc is a New York City biotechnology company engineering oncolytic RNA

HumanFirst

HumanFirst is a digital health measurement company whose Atlas platform helps clinical research and life-sciences teams evaluate, select, and operationalize ...

Humanising Autonomy

'Humanising Autonomy is a London-based behavioural AI company that builds

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...

Humanitru

Humanitru is an integration-first CRM and fundraising platform built for nonprofits, museums, zoos, aquariums, botanic gardens, and food banks. Rather than f...

Humanity

Humanity (Humanity Schedule) is an employee scheduling and workforce management platform owned by TCP Software (TimeClock Plus, LLC). It automates shift plan...

Humanloop

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

Humanoid

Humanoid was surfaced as a portfolio company of 500-global and added to the API Evangelist

HumanQ

HumanQ is an execution-capability and intelligence platform that helps organizations move critical work forward through structured, live execution sprints ca...

Humans

humans& is a human-centric frontier AI lab founded in 2025 and publicly announced on January 20, 2026, building large-scale AI models centered on people and ...

Humans Anonymous

Humans Anonymous is a consumer mobile application offering anonymous audio spaces for

Humans&

Humans& (humansand.ai) is a human-centric frontier AI lab, publicly announced January

Humansand

'humans& (Humansand) is a human-centric frontier AI lab publicly introduced on

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...

Hume Bank

Hume Bank is a customer-owned (mutual) Australian bank headquartered in

Humedica (UnitedHealth Group)

'Humedica (UnitedHealth Group) is a company surfaced as a portfolio company of bain-capital-ventures

Humeo, INC.

Humeo, INC. is a San Francisco-based applied AI research lab focused on creative

humi.ca

humi.ca is the Canadian HR, payroll, benefits, and hiring platform originally built as Humi and now operating as Employment Hero Canada (humi.ca redirects to...

Humio

Humio is a log management and observability platform built for ingesting, storing, and searching machine data in real time at scale. Backed by Accel and acqu...

Hummingbird

'Hummingbird is an AI-powered compliance operations platform for financial

Hummingbird RegTech

Hummingbird RegTech, Inc. is a financial-crime compliance (RegTech) platform that unifies risk and compliance operations for banks, fintechs, and financial i...

Hummingbot

Hummingbot is an open source Python framework, maintained by the Hummingbot Foundation, that lets traders build and run automated, high-frequency crypto trad...

Humor

"Humor, Jokes, and Memes"

Humu

'Humu is a company surfaced as a portfolio company of index-ventures, ivp and added to the

Hundeland

Hundeland was a German direct-to-consumer online shop for dog supplies — dog food,

Hundsun Technologies

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

Hungama

'Hungama (Hungama Digital Media Entertainment Pvt. Ltd.) is an Indian digital

HungryHub

HungryHub is a restaurant reservation and dining-deals platform operating primarily in Bangkok, Thailand. It connects diners with fixed-price dining packages...

Hungryroot

Hungryroot is a personalized grocery and meal-planning service that blends meal-kit convenience with grocery-store variety. Its AI-driven personalization eng...

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,

Hunters

Hunters is an AI-driven, next-generation SIEM and SOC platform that helps security operations teams do more with less by automating threat detection, triage,...

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...

Huntress

Huntress is a managed cybersecurity platform built for small and mid-sized businesses and the MSPs/MSSPs that serve them, pairing purpose-built software with...

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"

Huon Holdings

Huon Holdings was a provider of software and implementation administrative solutions for

Hurdle

Hurdle is a company surfaced as a portfolio company of anthemis and added to the API Evangelist

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...

Huscarl

Huscarl is an AI-native actuarial advisory firm focused on corporate self-insurance and captive insurance programs. The company provides actuarial intelligen...

Hush

'Hush is a company surfaced as a portfolio company of accel and added to the API Evangelist

Hush Security

Hush Security delivers identity-first access management for AI agents, workloads, and non-human identities (NHIs), replacing static secrets and long-lived AP...

huspy

huspy is a UAE-based proptech and digital mortgage brokerage platform headquartered

Hustle

Hustle is an employee-owned text, video, and voice communications platform that lets organizations engage audiences at scale from a single interface. It comb...

Hustle Fund

'Hustle Fund is a pre-seed and seed-stage venture capital firm that invests

Hutch Games

'Hutch Games (Hutch) is a mobile game development studio founded in London

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...

Huuva

Huuva is a Finnish food-court aggregator that lets customers order from

HV Capital

HV Capital is one of Europe's leading early-stage and growth venture capital firms, headquartered in Munich with an office in Berlin. Founded in 2000 as Holt...

HVMN

HVMN (Health Via Modern Nutrition), now operating as Ketone-IQ, is an a16z-backed human-performance nutrition company founded by Geoffrey Woo and Michael Bra...

HXCORMED

'HXCORMED is a company surfaced as a portfolio company of idg-capital and added to the API

Hyalex Orthopaedics

Hyalex Orthopaedics is a medical device company developing synthetic cartilage technology to repair and restore damaged joint surfaces. Its lead product, the...

Hyatt

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