A curated, open-source collection of public APIs organized by category. Discover, compare, and contribute. Find the perfect API for your next project.
- Categories
- How to Contribute
- API Directory
- AI and Machine Learning
- Analytics
- Animals
- Authentication and Authorization
- Blockchain and Cryptocurrency
- Books
- Business and Finance
- Calendar
- Cloud Storage
- Communication
- Currency and Exchange
- Data Validation
- Developer Tools
- Documents and Files
- E-commerce
- Entertainment
- Environment
- Events
- Food and Drink
- Games and Gaming
- Geolocation
- Government
- Health and Fitness
- Images and Photography
- Jobs
- Maps
- Music
- News
- Open Data
- Payments
- Productivity
- Science
- Security
- Shopping
- SMS
- Social Media
- Sports
- Testing
- Text Analysis
- Transportation
- URL Shorteners
- Video
- Weather
| Category | Description |
|---|---|
| AI and Machine Learning | APIs for artificial intelligence, machine learning, and NLP |
| Analytics | Web analytics, tracking, and data analysis |
| Animals | Animal-related data and images |
| Authentication and Authorization | OAuth, SSO, and identity management |
| Blockchain and Cryptocurrency | Crypto prices, blockchain data, and Web3 |
| Books | Book databases, libraries, and reading lists |
| Business and Finance | Stock market, company data, and financial services |
| Calendar | Calendar management and scheduling |
| Cloud Storage | File storage and management |
| Communication | Messaging, chat, and notifications |
| Currency and Exchange | Currency conversion and exchange rates |
| Data Validation | Email, phone, address validation |
| Developer Tools | Utilities and tools for developers |
| Documents and Files | PDF, file conversion, OCR, and document processing |
| E-commerce | Shopping carts, product catalogs, orders |
| Email sending and verification | |
| Entertainment | Movies, TV shows, and media |
| Environment | Environmental and sustainability data |
| Events | Event discovery and ticketing |
| Food and Drink | Recipes, restaurants, and nutrition |
| Games and Gaming | Game data, stats, and integrations |
| Geolocation | IP geolocation and address lookup |
| Government | Public government data and services |
| Health and Fitness | Health data, fitness tracking, medical info |
| Images and Photography | Stock photos, image manipulation |
| Jobs | Job listings and career data |
| Maps | Mapping, routing, and navigation |
| Music | Music streaming, metadata, and lyrics |
| News | News aggregation and articles |
| Open Data | Public datasets and open data sources |
| Payments | Payment processing and billing |
| Productivity | Task management and collaboration |
| Science | Scientific data and research |
| Security | Security scanning and threat detection |
| Shopping | Product search and price comparison |
| SMS | SMS messaging and verification |
| Social Media | Social network integrations |
| Sports | Sports data, scores, and statistics |
| Testing | Mock data and testing utilities |
| Text Analysis | Text processing and sentiment analysis |
| Transportation | Flights, trains, and ride-sharing |
| URL Shorteners | Link shortening services |
| Video | Video hosting and streaming |
| Weather | Weather forecasts and climate data |
We welcome contributions! Please read our Contributing Guide to learn how to add new APIs to this directory.
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Hugging Face | Access thousands of ML models for NLP, vision, and more | apiKey |
Yes | Free | Docs |
| OpenAI | GPT models, DALL-E, Whisper and more | apiKey |
Yes | Paid | Docs |
| Replicate | Run open-source ML models in the cloud | apiKey |
Yes | Freemium | Docs |
| Stability AI | Stable Diffusion and other generative AI models | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Plausible | Privacy-friendly website analytics | apiKey |
Yes | Open Source | Docs |
| PostHog | Product analytics, feature flags, and session replay | apiKey |
Yes | Open Source | Docs |
| Umami | Simple, fast, privacy-focused analytics | apiKey |
Yes | Open Source | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Cat Facts | Random cat facts | No | Yes | Free | Docs |
| Dog API | Random dog images by breed | No | Yes | Free | Docs |
| HTTP Cat | Cat images for HTTP status codes | No | Yes | Free | Docs |
| The Cat API | Random cat images and breeds info | apiKey |
Yes | Free | Docs |
| The Dog API | Random dog images and breeds info | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Auth0 | Authentication and authorization platform | OAuth |
Yes | Freemium | Docs |
| Clerk | User management and authentication | apiKey |
Yes | Freemium | Docs |
| Keycloak | Open source identity and access management | OAuth |
Yes | Open Source | Docs |
| Supabase Auth | Open source authentication with row-level security | apiKey |
Yes | Open Source | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| CoinGecko | Cryptocurrency prices, market data, and exchanges | No | Yes | Free | Docs |
| CoinMarketCap | Cryptocurrency market cap rankings and data | apiKey |
Yes | Freemium | Docs |
| Etherscan | Ethereum blockchain explorer and analytics | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Google Books | Search and browse books from Google's library | apiKey |
Yes | Free | Docs |
| Open Library | Access to millions of books and their metadata | No | Yes | Free | Docs |
| Penguin Random House | Book metadata and information | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Alpha Vantage | Stock, forex, and cryptocurrency data | apiKey |
Yes | Freemium | Docs |
| FinancialData.Net | Real-time and historical stock data, financial statements, insider trades | apiKey |
Yes | Freemium | Docs |
| Finnhub | Real-time stock prices, company financials, and news | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Abstract Holidays | Public holidays for 200+ countries | apiKey |
Yes | Freemium | Docs |
| Calendarific | Public holidays and observances worldwide | apiKey |
Yes | Freemium | Docs |
| Nager.Date | Public holidays for 100+ countries | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Cloudinary | Image and video management in the cloud | apiKey |
Yes | Freemium | Docs |
| Dropbox | File storage, sharing, and synchronization | OAuth |
Yes | Freemium | Docs |
| Google Drive | Cloud file storage and collaboration | OAuth |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Discord | Chat, voice, and community platform | OAuth |
Yes | Free | Docs |
| Matrix | Decentralized, open communication protocol | apiKey |
Yes | Open Source | Docs |
| Slack | Team messaging and collaboration | OAuth |
Yes | Freemium | Docs |
| Telegram | Cloud-based messaging platform | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| ExchangeRate-API | Free currency conversion rates | apiKey |
Yes | Freemium | Docs |
| Frankfurter | Exchange rates from European Central Bank | No | Yes | Free | Docs |
| Fixer | Foreign exchange rates and currency conversion | apiKey |
Yes | Freemium | Docs |
| Open Exchange Rates | Real-time and historical exchange rates | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| AbstractAPI | Email, phone, VAT, and IP validation | apiKey |
Yes | Freemium | Docs |
| Lob | Address verification and mail automation | apiKey |
Yes | Freemium | Docs |
| NumVerify | Phone number validation and lookup | apiKey |
Yes | Freemium | Docs |
| ZeroBounce | Email validation and deliverability | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| GitHub | Repositories, issues, pull requests, and more | OAuth |
Yes | Free | Docs |
| GitLab | Git repository management and CI/CD | OAuth |
Yes | Freemium | Docs |
| httpbin | HTTP request and response testing | No | Yes | Free | Docs |
| Replit | Collaborative code editor and hosting | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| ConvertHub | Convert documents, images, ebooks, presentations, and more — all in one API. Fast, secure, and easy to integrate. | apiKey |
No | Paid | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Fake Store | E-commerce data for testing and prototyping | No | Yes | Free | Docs |
| Medusa | Open source headless commerce platform | apiKey |
Yes | Open Source | Docs |
| Shopify | E-commerce platform for online stores | OAuth |
Yes | Paid | Docs |
| WooCommerce | WordPress e-commerce plugin | apiKey |
Yes | Open Source | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| EmailVerify | Email verification and validation | apiKey |
Yes | Freemium | Docs |
| Mailgun | Email sending, receiving, and tracking | apiKey |
Yes | Freemium | Docs |
| Postmark | Transactional email delivery | apiKey |
Yes | Freemium | Docs |
| Resend | Email API for developers | apiKey |
Yes | Freemium | Docs |
| SendGrid | Email delivery and marketing campaigns | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| JokeAPI | Programming, puns, and misc jokes | No | Yes | Free | Docs |
| OMDb | Movie and TV show information | apiKey |
Yes | Freemium | Docs |
| TMDB | Movies, TV shows, and actors database | apiKey |
Yes | Free | Docs |
| TVmaze | TV show and episode information | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| AirVisual | Air quality and pollution data worldwide | apiKey |
Yes | Freemium | Docs |
| Carbon Interface | Carbon footprint calculations | apiKey |
Yes | Freemium | Docs |
| OpenAQ | Open air quality data from around the world | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Eventbrite | Event management and ticketing | OAuth |
Yes | Freemium | Docs |
| Predicthq | Event data and demand intelligence | apiKey |
Yes | Freemium | Docs |
| Ticketmaster | Event discovery and ticket sales | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Open Food Facts | Food products database with nutrition info | No | Yes | Open Source | Docs |
| Spoonacular | Recipes, nutrition, and meal planning | apiKey |
Yes | Freemium | Docs |
| TheCocktailDB | Cocktail recipes and ingredients | apiKey |
Yes | Free | Docs |
| TheMealDB | Meal recipes from around the world | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Chess.com | Chess games, puzzles, and player stats | No | Yes | Free | Docs |
| IGDB | Video game database with metadata | apiKey |
Yes | Free | Docs |
| PokéAPI | Pokémon data including species and moves | No | Yes | Free | Docs |
| RAWG | Video games database with 500k+ games | apiKey |
Yes | Freemium | Docs |
| Steam | Steam games, players, and achievements | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| GeoJS | IP geolocation with no rate limits | No | Yes | Free | Docs |
| ipapi | IP address geolocation | No | Yes | Freemium | Docs |
| IP-API | IP geolocation with timezone and ISP | No | Yes | Free | Docs |
| ipinfo | IP address data and geolocation | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Data.gov | US government open data | apiKey |
Yes | Free | Docs |
| EU Open Data | European Union open data portal | No | Yes | Free | Docs |
| Federal Register | US federal regulations and notices | No | Yes | Free | Docs |
| UK Government | UK government datasets and services | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Nutritionix | Nutrition data for foods and exercises | apiKey |
Yes | Freemium | Docs |
| Open Disease | COVID-19, influenza, and disease statistics | No | Yes | Free | Docs |
| OpenFDA | FDA drug, device, and food data | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Imgur | Image hosting and sharing | OAuth |
Yes | Free | Docs |
| Pexels | Free stock photos and videos | apiKey |
Yes | Free | Docs |
| Remove.bg | Remove image backgrounds automatically | apiKey |
Yes | Freemium | Docs |
| Unsplash | Beautiful free images and photos | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Adzuna | Job search engine aggregating listings | apiKey |
Yes | Free | Docs |
| Arbeitnow | Job board with remote positions | No | Yes | Free | Docs |
| Remotive | Remote job listings | No | Yes | Free | Docs |
| The Muse | Job listings and company profiles | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Google Maps | Maps, directions, and places | apiKey |
Yes | Freemium | Docs |
| Mapbox | Custom maps, geocoding, and navigation | apiKey |
Yes | Freemium | Docs |
| OpenStreetMap | Free editable map of the world | No | Yes | Open Source | Docs |
| OpenRouteService | Routing, geocoding, and isochrones | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Genius | Song lyrics and music knowledge | OAuth |
Yes | Free | Docs |
| Last.fm | Music discovery and scrobbling | apiKey |
Yes | Free | Docs |
| MusicBrainz | Open music encyclopedia | No | Yes | Open Source | Docs |
| Spotify | Music streaming, playlists, and metadata | OAuth |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| GNews | Search news articles from various sources | apiKey |
Yes | Freemium | Docs |
| Hacker News | Tech news and discussions | No | Yes | Free | Docs |
| NewsAPI | News articles from 80,000+ sources | apiKey |
Yes | Freemium | Docs |
| New York Times | NYT articles, archives, and best sellers | apiKey |
Yes | Freemium | Docs |
| The Guardian | Guardian articles and content | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| EnrichAnything | Published market scans and report summaries as structured JSON | No | Yes | Free | Docs |
| OpenCage | Forward and reverse geocoding | apiKey |
Yes | Freemium | Docs |
| REST Countries | Information about countries | No | Yes | Free | Docs |
| Wikipedia | Wikipedia content and search | No | Yes | Free | Docs |
| World Bank | Global development data | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| PayPal | Online payments and money transfers | OAuth |
Yes | Freemium | Docs |
| Square | Payment processing and POS | OAuth |
Yes | Freemium | Docs |
| Stripe | Payment processing for internet businesses | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Airtable | Spreadsheet-database hybrid platform | apiKey |
Yes | Freemium | Docs |
| Notion | Workspace for notes, docs, and databases | OAuth |
Yes | Freemium | Docs |
| Todoist | Task management and to-do lists | OAuth |
Yes | Freemium | Docs |
| Trello | Project management with boards and cards | OAuth |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| arXiv | Open access scientific papers | No | Yes | Free | Docs |
| NASA | Space data, imagery, and missions | apiKey |
Yes | Free | Docs |
| Open Notify | ISS location and astronauts in space | No | Yes | Free | Docs |
| SpaceX | SpaceX launches, rockets, and capsules | No | Yes | Free | Docs |
| USGS Earthquake | Real-time earthquake data | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Have I Been Pwned | Check if email was in data breach | apiKey |
Yes | Freemium | Docs |
| SecurityTrails | DNS and domain intelligence | apiKey |
Yes | Freemium | Docs |
| Shodan | Search engine for internet-connected devices | apiKey |
Yes | Freemium | Docs |
| VirusTotal | File and URL malware analysis | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Best Buy | Product catalog and store information | apiKey |
Yes | Free | Docs |
| eBay | Auction listings and marketplace | OAuth |
Yes | Free | Docs |
| Etsy | Handmade and vintage marketplace | OAuth |
Yes | Free | Docs |
| Walmart | Product catalog and affiliate data | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Clickatell | SMS and chat messaging | apiKey |
Yes | Paid | Docs |
| MessageBird | SMS, voice, and chat | apiKey |
Yes | Freemium | Docs |
| Plivo | SMS and voice communications | apiKey |
Yes | Paid | Docs |
| Twilio | SMS, voice, and messaging platform | apiKey |
Yes | Freemium | Docs |
| Vonage | SMS, voice, and video communications | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Professional networking and profiles | OAuth |
Yes | Freemium | Docs | |
| Mastodon | Decentralized social networking | OAuth |
Yes | Open Source | Docs |
| Social news and community discussions | OAuth |
Yes | Free | Docs | |
| Tumblr | Microblogging and social networking | OAuth |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| API-Football | Football/soccer leagues and matches | apiKey |
Yes | Freemium | Docs |
| balldontlie | NBA players, teams, and stats | No | Yes | Free | Docs |
| ESPN | Sports scores and news | No | Yes | Free | Docs |
| Football-Data.org | Football competitions and matches | apiKey |
Yes | Freemium | Docs |
| TheSportsDB | Sports data, teams, and events | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| DummyJSON | Fake JSON data for testing | No | Yes | Free | Docs |
| JSONPlaceholder | Fake REST API for testing | No | Yes | Free | Docs |
| Mockaroo | Generate realistic test data | apiKey |
Yes | Freemium | Docs |
| Random User | Random user data generator | No | Yes | Free | Docs |
| ReqRes | Hosted REST API for testing | No | Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Detect Language | Language detection API | apiKey |
Yes | Freemium | Docs |
| Google Cloud NLP | Sentiment, entity, and syntax analysis | apiKey |
Yes | Freemium | Docs |
| LanguageTool | Grammar and spell checking | apiKey |
Yes | Open Source | Docs |
| LibreTranslate | Open source machine translation | apiKey |
Yes | Open Source | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| AviationStack | Real-time flight data and tracking | apiKey |
Yes | Freemium | Docs |
| OpenSky Network | Live air traffic data | No | Yes | Free | Docs |
| TransitLand | Public transit data worldwide | apiKey |
Yes | Free | Docs |
| Uber | Ride requests and price estimates | OAuth |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Bitly | Link shortening and analytics | OAuth |
Yes | Freemium | Docs |
| Dub | Open source link management | apiKey |
Yes | Open Source | Docs |
| Rebrandly | Branded short links | apiKey |
Yes | Freemium | Docs |
| Short.io | Link shortening with custom domains | apiKey |
Yes | Freemium | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Dailymotion | Video hosting and streaming | OAuth |
Yes | Free | Docs |
| Mux | Video streaming and analytics | apiKey |
Yes | Freemium | Docs |
| Vimeo | Video hosting and sharing | OAuth |
Yes | Freemium | Docs |
| YouTube | Video search, playlists, and channels | apiKey |
Yes | Free | Docs |
| API | Description | Auth | CORS | Type | Docs |
|---|---|---|---|---|---|
| Open-Meteo | Free weather forecast API | No | Yes | Free | Docs |
| OpenWeatherMap | Weather data and forecasts | apiKey |
Yes | Freemium | Docs |
| Visual Crossing | Historical and forecast weather | apiKey |
Yes | Freemium | Docs |
| WeatherAPI | Weather, astronomy, and time zone | apiKey |
Yes | Freemium | Docs |
| Weatherbit | Weather forecasts and historical data | apiKey |
Yes | Freemium | Docs |
This project is licensed under the MIT License - see the LICENSE file for details.