Explore APIs
14,291 OpenAPI descriptions. Read the docs, compare revisions or generate a client.
Collections
New this month
4,868 APIs added in the last 30 days.
The biggest APIs
The APIs with the most operations.
Most active
Most new revisions in the last 90 days.
All APIs
14,291- AU3 operations160 revisionsAuth Oauth@hubspot/auth-oauth
Authentication: issue, introspect and revoke OAuth access tokens
- KA28 operations62 revisionsKamu REST API@kamu-data/kamu-rest-api
Data platform: query and transfer ODF datasets, read metadata and checkpoints, ingest data, OData access
- AN477 operations878 revisionsAnyAPI@getanyapi-com/anyapi
Data APIs for social, e-commerce, ads, SEO and lead data: one wallet, pay per call in USD
- PA66 operations120 revisionsPages@hubspot/cms-pages
- CO10 operations168 revisionsCommunication Preferences Subscriptions@hubspot/communication-preferences-subscriptions
Marketing: read and update contact subscription statuses, unsubscribe contacts, generate opt-out links
- XQ213 operations359 revisionsXquik API@xquik-dev/xquik-api
Read and write X (Twitter) data: search posts, look up users, monitor accounts and draw giveaways
- US7 operations123 revisionsUser Provisioning@hubspot/settings-user-provisioning
Account users, roles and teams: look up, modify, add and remove users in HubSpot
- KE70 operations75 revisionsKernel Images API@kernel/kernel-images-api
Browser and VM control: run commands, manage files, mouse, screenshots, recordings, Playwright
- SI201 operations253 revisionsSixb API@sixb-ai/sixb-api
Digital twins: model objects, search and link data, run agents, workflows and syncs, track AI costs
- CR31 operations120 revisionsCRM Lists@hubspot/crm-lists
CRM: manage HubSpot contact lists, list folders, and list memberships in batches
- VO112 operations85 revisionsVoiceBlender API@voiceblender/voiceblender-api
Voice calls: bridge SIP and WebRTC legs into rooms, manage trunks and registrations, stream events
- OI176 operations300 revisionsOIBus API@optimistiksas/oibus-api
Industrial data flows: configure connectors, schedule collection, route data and monitor the engine
- GI1,548 operations374 revisionsGitHub v3 REST API@github/enterprise-cloud
Code hosting: manage repositories, pull requests, issues, Actions, gists and Git data
- GI1,254 operations366 revisionsGitHub v3 REST API@github/rest
Code hosting: repos, pull requests, Actions, checks, gists and security alerts
- CO16 operations41 revisionsCommerce Contracts@hubspot/commerce-contracts
CRM contracts: create, renew, amend, preview and terminate customer contracts with change tracking
- 7T18 operations185 revisions7TV@7tv/7tv
Emotes and users: look up emote sets, manage user profiles and connections, log in via auth
- ME394 operations22 revisionsMet Public API@meteor/met-public-api
Agentes: ejecuta Mets y gestiona colecciones, tareas, aprobaciones, integraciones y webhooks del workspace
- TH1,264 operations116 revisionsthinqOS API@thinqos/thinqos-api
Agents and skills: manage agents, chats, folder syncs, skill catalogs, billing usage and integration access
- PA152 operations24 revisionsPageAudit@pageaudit/pageaudit
Web page auditing: check URLs and sitemaps, review AI and search crawler access, and retrieve saved reports
- AU103 operations6 revisionsAudo API@audo/audo-api
Audio and video editing: remove noise, transcribe, trim silence, convert and find BPM via API
- AP238 operations20 revisionsAPI Reference@mangopay/api-reference
Payments: manage users, wallets, cards, PayIns, payouts, transfers and KYC documents
- BR106 operations40 revisionsBrowserless@browserless/browserless
Browser automation: screenshots, PDFs, scraping, crawling and bot-detection bypass on hosted headless Chrome
- BO83 operations427 revisionsBoomi Data Integration API@rivery/boomi-data-integration-api
Data integration: manage data flows, connections, dataframes, environments and users, and read activity statistics
- RU39 operations16 revisionsRush API@getrush/rush-api
Agents: start sessions, stream events, read transcripts and artifacts, manage secrets and keys
Showing 1 to 24 of 14,291
Load more