Explore APIs
17,359 OpenAPI descriptions. Read the docs, compare revisions or generate a client.
Collections
New this month
6,287 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
17,359- BO92 operations9 revisionsBook Generator API@kdpcoloringbook/book-generator-api
AI coloring book creation: generate, style, plan and edit pages, manage jobs, and handle billing
- SC2,648 operations95 revisionsScrappa API Documentation@scrappa/scrappa-api-documentation
Web scraping: Google Maps, search, jobs, social profiles and listings from many sites
- PR180 operations20 revisionsPremiereCopilot API@premierecopilot/premierecopilot-api
Adobe Premiere Pro extension: upload media, add AI captions, B-roll, zoom and beats, plus billing
- BR97 operations58 revisionsbrapi - API do Mercado Financeiro Brasileiro@brapi-dev/brapi-api-do-mercado-financeiro-brasileiro
Mercado financeiro brasileiro: ações, FIIs, fundos, opções, câmbio e indicadores macro
- AP16 operations7 revisionsAPI de Boletín Claro@boletinclaro/api-de-boletin-claro
Dinero público: busca subvenciones, licitaciones y boletines oficiales por lenguaje natural y códigos CPV o CNAE
- AP166 operations66 revisionsAPI Reference@orbcorp/orbcorp
Usage billing: manage customers, subscriptions, invoices, prices, credits and usage events
- LA628 operations144 revisionsLangSmith@langchain-ai/langsmith
LLM tracing and evaluation: manage runs, datasets, experiments, feedback and workspaces
- AP268 operations174 revisionsAPI Explorer@instantly/api-explorer
Cold email outreach: manage campaigns, sender accounts, leads, emails and deliverability tests
- ES211 operations489 revisionsES API@equipmentshare/es-api
Equipment rental: orders, deliveries, rentals, sale items, credit applications and company KPIs
- CA30 operations7 revisionsCatena Agent API@catena/catena-agent-api
Payments for AI agents: create intents, payment requests, check balances and track settlements
- AP12 operations9 revisionsAPI de ludoteca.dev@ludoteca/api-de-ludoteca-dev
Catálogo de juegos de mesa y videojuegos: fichas, equivalencias con Steam y otras tiendas, búsquedas
- LE758 operations30 revisionsLedgerHQ Bookkeeping API@ledgerhq-pro/ledgerhq-bookkeeping-api
Bookkeeping: manage companies, bank activity, journal entries, payroll, vendors and client onboarding
- IM131 operations90 revisionsimperfect-api@imperfect/imperfect-api
Fitness coaching: manage goals, training plans, Garmin device sync and race event search
- PO2,712 operations195 revisionsPostHog API@posthog/posthog-api
Product analytics: track events, run feature flags, experiments, dashboards, surveys and session data
- BR501 operations49 revisionsBrix API@brixsignage/brix-api
Digital signage: manage screens, media, playlists, schedules, layouts, apps, alerts and users
- JE72 operations19 revisionsJellypod API@jellypod/jellypod-api
Podcasts: generate episodes from sources, manage hosts and voices, and pull playback analytics
- MA152 operations17 revisionsMassive API@polygon/massive-api
Market data across stocks, options, forex, crypto and indices: quotes, trades, aggregates, snapshots and indicators
- UP829 operations44 revisionsUpsmith API@upsmith/upsmith-api
Field service management: CRM contacts, appointments, call tags, notifications and QuickBooks/Intacct integrations
- CL58 operations39 revisionsCloud World Model — Agent API@cloudworldmodel/cloud-world-model-agent-api
Cloud simulation: create and run infrastructure simulations, RL environments, and optimization jobs
- EX1,413 operations101 revisionsExcellence Learning@excellence-ai/excellence-learning
Education platform: manage courses, assignments, exams, exercises and student progress for teachers and schools
- RA367 operations11 revisionsRavion@ravion/ravion
Platform engineering: deploy apps, manage pipelines, environments, and Terraform modules across AWS, GitHub, and GitLab
- ZI34 operations18 revisionsZindex API@zindex/zindex-api
Diagrams for AI agents: save, version, compare and render structured scenes as SVG or PNG
- RE881 operations226 revisionsRevelator API@revelator/revelator-api
Music rights: manage releases, royalty payees, sales reports and payouts, plus blockchain wallets
- BO86 operations43 revisionsBonifiQ Private APIs@bonifiq/bonifiq-private-apis
Loyalty program backend: manage customer points, orders, rewards, coupons, tiers and POS checkout
Showing 1 to 24 of 17,359
Load more