A collective list of free APIs for use in software and web development.
A public API for this project can be found here!
For information on contributing to this project, please see the contributing guide.
NOTE: A passing build status indicates all listed APIs are available since the last update. A failing build status indicates that 1 or more services may be unavailable at the moment.
- Animals
- Anime
- Anti-Malware
- Art & Design
- Authentication
- Books
- Business
- Calendar
- Cloud Storage & File Sharing
- Continuous Integration
- Cryptocurrency
- Currency Exchange
- Data Validation
- Development
- Dictionaries
- Documents & Productivity
- Environment
- Events
- Finance
- Food & Drink
- Games & Comics
- Geocoding
- Government
- Health
- Jobs
- Machine Learning
- Music
- News
- Open Data
- Open Source Projects
- Patent
- Personality
- Phone
- Photography
- Science & Math
- Security
- Shopping
- Social
- Sports & Fitness
- Test Data
- Text Analysis
- Tracking
- Transportation
- URL Shorteners
- Vehicle
- Video
- Weather
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Axolotl | Collection of axolotl pictures and facts | No | Yes | Unknown | 
| Cat Facts | Daily cat facts | No | Yes | No | 
| Cataas | Cat as a service (cats pictures and gifs) | No | Yes | Unknown | 
| catAPI | Random pictures of cats | No | Yes | Yes | 
| Cats | Pictures of cats from Tumblr | apiKey | Yes | Unknown | 
| Dog Facts | Random dog facts | No | Yes | Unknown | 
| Dogs | Based on the Stanford Dogs Dataset | No | Yes | Yes | 
| HTTPCat | Cat for every HTTP Status | No | Yes | Unknown | 
| IUCN | IUCN Red List of Threatened Species | apiKey | No | Unknown | 
| Movebank | Movement and Migration data of animals | No | Yes | Unknown | 
| PlaceBear | Placeholder bear pictures | No | Yes | Yes | 
| PlaceDog | Placeholder Dog pictures | No | Yes | Yes | 
| RandomCat | Random pictures of cats | No | Yes | Yes | 
| RandomDog | Random pictures of dogs | No | Yes | Yes | 
| RandomDuck | Random pictures of ducks | No | Yes | No | 
| RandomFox | Random pictures of foxes | No | Yes | No | 
| RescueGroups | Adoption | No | Yes | Unknown | 
| Shibe.Online | Random pictures of Shiba Inu, cats or birds | No | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| AniAPI | Anime discovery, streaming & syncing with trackers | OAuth | Yes | Yes | 
| AniList | Anime discovery & tracking | OAuth | Yes | Unknown | 
| AnimeChan | Anime quotes (over 10k+) | No | Yes | No | 
| AnimeNewsNetwork | Anime industry news | No | Yes | Yes | 
| Jikan | Unofficial MyAnimeList API | No | Yes | Yes | 
| Kitsu | Anime discovery platform | OAuth | Yes | Yes | 
| MyAnimeList | Anime and Manga Database and Community | OAuth | Yes | Unknown | 
| Shikimori | Anime discovery, tracking, forum, rates | OAuth | Yes | Unknown | 
| Studio Ghibli | Resources from Studio Ghibli films | No | Yes | Yes | 
| Waifu.pics | Image sharing platform for anime images | No | Yes | No | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| AbuseIPDB | IP/domain/URL reputation | apiKey | Yes | Unknown | 
| AlienVault Open Threat Exchange (OTX) | IP/domain/URL reputation | apiKey | Yes | Unknown | 
| Google Safe Browsing | Google Link/Domain Flagging | apiKey | Yes | Unknown | 
| Metacert | Metacert Link Flagging | apiKey | Yes | Unknown | 
| URLhaus | Bulk queries and Download Malware Samples | No | Yes | Unknown | 
| URLScan.io | Scan and Analyse URLs | apiKey | Yes | Unknown | 
| VirusTotal | VirusTotal File/URL Analysis | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Art Institute of Chicago | Art | No | Yes | Yes | 
| ColourLovers | Get various patterns, palettes and images | No | No | Unknown | 
| Cooper Hewitt | Smithsonian Design Museum | apiKey | Yes | Unknown | 
| Dribbble | Design | OAuth | No | Unknown | 
| Europeana | European Museum and Galleries content | apiKey | Yes | Unknown | 
| Harvard Art Museums | Art | apiKey | No | Unknown | 
| Iconfinder | Icons | apiKey | Yes | Unknown | 
| Icons8 | Icons | OAuth | Yes | Unknown | 
| Metropolitan Museum of Art | Met Museum of Art | No | Yes | Unknown | 
| Noun Project | Icons | OAuth | No | Unknown | 
| PHP-Noise | Noise Background Image Generator | No | Yes | Yes | 
| Pixel Encounter | SVG Icon Generator | No | Yes | No | 
| Rijksmuseum | Art | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Auth0 | Easy to implement, adaptable authentication and authorization platform | apiKey | Yes | Yes | 
| Micro User Service | User management and authentication | apiKey | Yes | No | 
| Stytch | User infrastructure for modern applications | apiKey | Yes | No | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Bhagavad Gita | Open Source Shrimad Bhagavad Gita API including 21+ authors translation in Sanskrit/English/Hindi | apiKey | Yes | Yes | 
| Bhagavad Gita | Bhagavad Gita text | OAuth | Yes | Yes | 
| Bible | RESTful Bible API with 7 versions, 4 languages and multiple features | apiKey | Yes | Unknown | 
| British National Bibliography | Books | No | No | Unknown | 
| Crossref Metadata Search | Books & Articles Metadata | No | Yes | Unknown | 
| Google Books | Books | OAuth | Yes | Unknown | 
| LibGen | Library Genesis search engine | No | No | Unknown | 
| New York Times Books | Book reviews and The New York Times Best Sellers lists | apiKey | Yes | Unknown | 
| Open Library | Books, book covers and related data | No | Yes | No | 
| Penguin Publishing | Books, book covers and related data | No | Yes | Yes | 
| Quran | RESTful Quran API with multiple languages | No | Yes | Yes | 
| Quran Cloud | A RESTful Quran API to retrieve an Ayah, Surah, Juz or the enitre Holy Quran | No | Yes | Yes | 
| Quran-api | Free Quran API Service with 90+ different languages and 400+ translations | No | Yes | Yes | 
| Rig Veda | Gods and poets, their categories, and the verse meters, with the mandal and sukta number | No | Yes | Unknown | 
| Thirukkural | 1330 Thirukkural poems and explanation in Tamil and English | No | Yes | Yes | 
| Vedic Society | Descriptions of all nouns (names, places, animals, things) from vedic literature | No | Yes | Unknown | 
| Wolne Lektury | API for obtaining information about e-books available on the WolneLektury.pl website | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Charity Search | Non-profit charity data | apiKey | No | Unknown | 
| Clearbit Logo | Search for company logos and embed them in your projects | apiKey | Yes | Unknown | 
| Domainsdb.info | Registered Domain Names Search | No | Yes | No | 
| Freelancer | Hire freelancers to get work done | OAuth | Yes | Unknown | 
| Gmail | Flexible, RESTful access to the user's inbox | OAuth | Yes | Unknown | 
| Google Analytics | Collect, configure and analyze your data to reach the right audience | OAuth | Yes | Unknown | 
| mail.tm | Temporary Email Service | No | Yes | Yes | 
| MailboxValidator | Validate email address to improve deliverability | apiKey | Yes | Unknown | 
| mailgun | Email Service | apiKey | Yes | Unknown | 
| markerapi | Trademark Search | No | No | Unknown | 
| ORB Intelligence | Company lookup | apiKey | Yes | Unknown | 
| Smartsheet | Allows you to programmatically access and Smartsheet data and account information | OAuth | Yes | No | 
| SwiftKanban | Kanban software, Visualize Work, Increase Organizations Lead Time, Throughput & Productivity | apiKey | Yes | Unknown | 
| Trello | Boards, lists and cards to help you organize and prioritize your projects | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Abstract Public Holidays | Data on national, regional, and religious holidays via API | apiKey | Yes | Yes | 
| Calendar Index | Worldwide Holidays and Working Days | apiKey | Yes | Yes | 
| Church Calendar | Catholic liturgical calendar | No | No | Unknown | 
| Czech Namedays Calendar | Lookup for a name and returns nameday date | No | No | Unknown | 
| Google Calendar | Display, create and modify Google calendar events | OAuth | Yes | Unknown | 
| Hebrew Calendar | Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc | No | No | Unknown | 
| Holidays | Historical data regarding holidays | apiKey | Yes | Unknown | 
| LectServe | Protestant liturgical calendar | No | No | Unknown | 
| Megavangelical | A (satirical) Evangelical liturgical calendar | No | Yes | Yes | 
| Nager.Date | Public holidays for more than 90 countries | No | Yes | No | 
| Namedays Calendar | Provides namedays for multiple countries | No | Yes | Yes | 
| Non-Working Days | Database of ICS files for non working days | No | Yes | Unknown | 
| Non-Working Days | Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other | No | Yes | Yes | 
| Russian Calendar | Check if a date is a Russian holiday or not | No | Yes | No | 
| UK Bank Holidays | Bank holidays in England and Wales, Scotland and Northern Ireland | No | Yes | Unknown | 
| UnixTime Converter | A REST API to convert UnixTime to DateTime and DateTime to UnixTime | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Box | File Sharing and Storage | OAuth | Yes | Unknown | 
| Dropbox | File Sharing and Storage | OAuth | Yes | Unknown | 
| GoFile | Unlimited size file uploads for free | apiKey | Yes | Unknown | 
| Google Drive | File Sharing and Storage | OAuth | Yes | Unknown | 
| OneDrive | File Sharing and Storage | OAuth | Yes | Unknown | 
| Pantry | Free JSON storage for small projects | No | Yes | Yes | 
| Pastebin | Plain Text Storage | apiKey | Yes | Unknown | 
| Web3 Storage | File Sharing and Storage for Free with 1TB Space | apiKey | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| CircleCI | Automate the software development process using continuous integration and continuous delivery | apiKey | Yes | Unknown | 
| Codeship | Codeship is a Continuous Integration Platform in the cloud | apiKey | Yes | Unknown | 
| Travis CI | Sync your GitHub projects with Travis CI to test your code in minutes | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| apilayer coinlayer | Real-time Crypto Currency Exchange Rates | apiKey | Yes | Unknown | 
| Binance | Exchange for Trading Cryptocurrencies based in China | apiKey | Yes | Unknown | 
| BitcoinAverage | Digital Asset Price Data for the blockchain industry | apiKey | Yes | Unknown | 
| BitcoinCharts | Financial and Technical Data related to the Bitcoin Network | No | Yes | Unknown | 
| Bitfinex | Cryptocurrency Trading Platform | apiKey | Yes | Unknown | 
| Bitmex | Real-Time Cryptocurrency derivatives trading platform based in Hong Kong | apiKey | Yes | Unknown | 
| Bittrex | Next Generation Crypto Trading Platform | apiKey | Yes | Unknown | 
| Block | Bitcoin Payment, Wallet & Transaction Data | apiKey | Yes | Unknown | 
| Blockchain | Bitcoin Payment, Wallet & Transaction Data | apiKey | Yes | Unknown | 
| BlockFacts | Real-time crypto data from multiple exchanges via a single unified API, and much more | apiKey | Yes | Unknown | 
| CoinAPI | All Currency Exchanges integrate under a single api | apiKey | Yes | No | 
| Coinbase | Bitcoin, Bitcoin Cash, Litecoin and Ethereum Prices | apiKey | Yes | Unknown | 
| Coinbase Pro | Cryptocurrency Trading Platform | apiKey | Yes | Unknown | 
| CoinCap | Real time Cryptocurrency prices through a RESTful API | No | Yes | Unknown | 
| CoinDesk | Bitcoin Price Index | No | No | Unknown | 
| CoinGecko | Cryptocurrency Price, Market, and Developer/Social Data | No | Yes | Yes | 
| Coinigy | Interacting with Coinigy Accounts and Exchange Directly | apiKey | Yes | Unknown | 
| Coinlib | Crypto Currency Prices | apiKey | Yes | Unknown | 
| Coinlore | Cryptocurrencies prices, volume and more | No | Yes | Unknown | 
| CoinMarketCap | Cryptocurrencies Prices | apiKey | Yes | Unknown | 
| Coinpaprika | Cryptocurrencies prices, volume and more | No | Yes | Yes | 
| CoinRanking | Live Cryptocurrency data | No | Yes | Unknown | 
| CoinStats | Crypto Tracker | No | Yes | Unknown | 
| Covalent | Multi-blockchain data aggregator platform | apiKey | Yes | Unknown | 
| CryptoCompare | Cryptocurrencies Comparison | No | Yes | Unknown | 
| CryptoMarket | Cryptocurrencies Trading platform | apiKey | Yes | Yes | 
| Cryptonator | Cryptocurrencies Exchange Rates | No | Yes | Unknown | 
| CryptoTradingAPI | Crypto Prices & Technical Indicators | apiKey | Yes | Unknown | 
| Gemini | Cryptocurrencies Exchange | No | Yes | Unknown | 
| ICObench | Various information on listing, ratings, stats, and more | apiKey | Yes | Unknown | 
| MercadoBitcoin | Brazilian Cryptocurrency Information | No | Yes | Unknown | 
| Nexchange | Automated cryptocurrency exchange service | No | No | Yes | 
| Nomics | Historical and realtime cryptocurrency prices and market data | apiKey | Yes | Yes | 
| Poloniex | US based digital asset exchange | apiKey | Yes | Unknown | 
| Technical Analysis | Cryptocurrency prices and technical analysis | apiKey | Yes | No | 
| VALR | Cryptocurrency Exchange based in South Africa | apiKey | Yes | Unknown | 
| WallstreetBets | WallstreetBets Stock Comments Sentiment Analysis | No | Yes | Unknown | 
| WorldCoinIndex | Cryptocurrencies Prices | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 1Forge | Forex currency market data | apiKey | Yes | Unknown | 
| apilayer fixer.io | Exchange rates and currency conversion | apiKey | No | Unknown | 
| Bank of Russia | Exchange rates and currency conversion | No | Yes | Unknown | 
| Currency-api | Free Currency Exchange Rates API with 150+ Currencies & No Rate Limits | No | Yes | Yes | 
| Currencylayer | Exchange rates and currency conversion | apiKey | Yes | Unknown | 
| CurrencyScoop | Real-time and historical currency rates JSON API | apiKey | Yes | Yes | 
| Czech National Bank | A collection of exchange rates | No | Yes | Unknown | 
| ExchangeRate-API | Free currency conversion | apiKey | Yes | Yes | 
| Exchangerate.host | Free foreign exchange & crypto rates API | No | Yes | Unknown | 
| Exchangeratesapi.io | Exchange rates with currency conversion | apiKey | Yes | Yes | 
| Frankfurter | Exchange rates, currency conversion and time series | No | Yes | Yes | 
| National Bank of Poland | A collection of currency exchange rates (data in XML and JSON) | No | Yes | Yes | 
| VATComply.com | Exchange rates, geolocation and VAT number validation | No | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Abstract Email Validation | Validate email addresses for deliverability and spam | apiKey | Yes | Yes | 
| apilayer mailboxlayer | Email address validation | No | Yes | Unknown | 
| Cloudmersive Validate | Validate email addresses, phone numbers, VAT numbers and domain names | apiKey | Yes | Yes | 
| EVA | Validate email addresses | No | Yes | Yes | 
| Lob.com | US Address Verification | apiKey | Yes | Unknown | 
| PurgoMalum | Content validator against profanity & obscenity | No | No | Unknown | 
| US Autocomplete | Enter address data quickly with real-time address suggestions | apiKey | Yes | Yes | 
| US Extract | Extract postal addresses from any text including emails | apiKey | Yes | Yes | 
| US Street Address | Validate and append data for any US postal address | apiKey | Yes | Yes | 
| vatlayer | VAT number validation | No | Yes | Unknown | 
| Veriphone | Phone number validation & carrier lookup | apiKey | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 24 Pull Requests | Project to promote open source collaboration during December | No | Yes | Yes | 
| Abstract Screenshot | Take programmatic screenshots of web pages from any website | apiKey | Yes | Yes | 
| Agify.io | Estimates the age from a first name | No | Yes | Yes | 
| ApicAgent | Extract device details from user-agent string | No | Yes | Yes | 
| ApiFlash | Chrome based screenshot API for developers | apiKey | Yes | Unknown | 
| apilayer userstack | Secure User-Agent String Lookup JSON API | OAuth | Yes | Unknown | 
| APIs.guru | Wikipedia for Web APIs, OpenAPI/Swagger specs for public APIs | No | Yes | Unknown | 
| Bitbucket | Bitbucket API | OAuth | Yes | Unknown | 
| Blitapp | Schedule screenshots of web pages and sync them to your cloud | apiKey | Yes | Unknown | 
| Bored | Find random activities to fight boredom | No | Yes | Unknown | 
| Browshot | Easily make screenshots of web pages in any screen size, as any device | apiKey | Yes | Yes | 
| CDNJS | Library info on CDNJS | No | Yes | Unknown | 
| Changelogs.md | Structured changelog metadata from open source projects | No | Yes | Unknown | 
| Ciprand | Secure random string generator | No | Yes | No | 
| Cloudflare Trace | Get IP Address, Timestamp, User Agent, Country Code, IATA, HTTP Version, TLS/SSL Version & More | No | Yes | Yes | 
| CountAPI | Free and simple counting service. You can use it to track page hits and specific events | No | Yes | Yes | 
| DigitalOcean Status | Status of all DigitalOcean services | No | Yes | Unknown | 
| DomainDb Info | Domain name search to find all domains containing particular words/phrases/etc | No | Yes | Unknown | 
| ExtendsClass JSON Storage | A simple JSON store API | No | Yes | Yes | 
| Form2Channel | Send static html form submissions to Google Sheets, Email, Slack or Telegram | No | Yes | Yes | 
| Genderize.io | Estimates a gender from a first name | No | Yes | Yes | 
| GETPing | Trigger an email notification with a simple GET request | apiKey | Yes | Unknown | 
| GitHub | Make use of GitHub repositories, code and user info programmatically | OAuth | Yes | Yes | 
| Gitlab | Automate GitLab interaction programmatically | OAuth | Yes | Unknown | 
| Gitter | Chat for Developers | OAuth | Yes | Unknown | 
| Glitterly | Image generation API | apiKey | Yes | Yes | 
| Gorest | Online REST API for Testing and Prototyping | OAuth | Yes | Unknown | 
| Hexabin | Convert and retrieve hexadecimal, binary, decimal, and octal values with ease | No | No | Unknown | 
| host-t.com | Basic DNS query via HTTP GET request | No | Yes | No | 
| Host.io | Domains Data API for Developers | apiKey | Yes | Yes | 
| HTTP2.Pro | Test endpoints for client and server HTTP/2 protocol support | No | Yes | Unknown | 
| Httpbin | A Simple HTTP Request & Response Service | No | Yes | Yes | 
| Httpbin Cloudflare | A Simple HTTP Request & Response Service with HTTP/3 Support by Cloudflare | No | Yes | Yes | 
| IBM Text to Speech | Convert text to speech | apiKey | Yes | Yes | 
| Icanhazepoch | Get Epoch time | No | Yes | Yes | 
| Icanhazip | IP Address API | No | Yes | Yes | 
| IFTTT | IFTTT Connect API | No | Yes | Unknown | 
| Image-Charts | Generate charts, QR codes and graph images | No | Yes | Yes | 
| import.io | Retrieve structured data from a website or RSS feed | apiKey | Yes | Unknown | 
| IP2WHOIS Information Lookup | WHOIS domain name lookup | apiKey | Yes | Unknown | 
| IPify | A simple IP Address API | No | Yes | Unknown | 
| IPinfo | Another simple IP Address API | No | Yes | Unknown | 
| jsDelivr | Package info and download stats on jsDelivr CDN | No | Yes | Yes | 
| JSON 2 JSONP | Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript | No | Yes | Unknown | 
| JSONbin.io | Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps | apiKey | Yes | Yes | 
| Judge0 | Compile and run source code | No | Yes | Unknown | 
| Kroki | Creates diagrams from textual descriptions | No | Yes | Yes | 
| License-API | Unofficial REST API for choosealicense.com | No | Yes | No | 
| MAC address vendor lookup | Retrieve vendor details and other information regarding a given MAC address or an OUI | apiKey | Yes | Yes | 
| MicroENV | Fake Rest API for developers | No | Yes | Unknown | 
| Nationalize.io | Estimate the nationality of a first name | No | Yes | Yes | 
| OOPSpam | Multiple spam filtering service | No | Yes | Yes | 
| PageCDN | Public API for javascript, css and font libraries on PageCDN | apiKey | Yes | Yes | 
| Postman | Tool for testing APIs | apiKey | Yes | Unknown | 
| ProxyCrawl | Scraping and crawling anticaptcha service | apiKey | Yes | Unknown | 
| Public APIs | A collective list of free JSON APIs for use in web development | No | Yes | Unknown | 
| Pusher Beams | Push notifications for Android & iOS | apiKey | Yes | Unknown | 
| QR Code | Create new QR Code or decode existing one | apiKey | Yes | Yes | 
| QR code | Create an easy to read QR code and URL shortener | No | Yes | Yes | 
| QR code | Generate and decode / read QR code graphics | No | Yes | Unknown | 
| QuickChart | Generate chart and graph images | No | Yes | Yes | 
| ReqRes | A hosted REST-API ready to respond to your AJAX requests | No | Yes | Unknown | 
| RSS feed to JSON | Returns RSS feed in JSON format using feed URL | No | Yes | Yes | 
| Scraper.AI | Extract and monitor data from any website | apiKey | Yes | Unknown | 
| ScraperApi | Easily build scalable web scrapers | apiKey | Yes | Unknown | 
| scraperBox | Undetectable web scraping API | apiKey | Yes | Yes | 
| scrapestack | Real-time, Scalable Proxy & Web Scraping REST API | apiKey | Yes | Unknown | 
| ScrapingAnt | Headless Chrome scraping with a simple API | apiKey | Yes | Unknown | 
| ScrapingDog | Proxy API for Web scraping | apiKey | Yes | Unknown | 
| ScreenshotAPI.net | Create pixel-perfect website screenshots | apiKey | Yes | Yes | 
| Serialif Color | Color conversion, complementary, grayscale and contrasted text | No | Yes | No | 
| serpstack | Real-Time & Accurate Google Search Results API | apiKey | Yes | Yes | 
| SHOUTCLOUD | ALL-CAPS AS A SERVICE | No | No | Unknown | 
| StackExchange | Q&A forum for developers | OAuth | Yes | Unknown | 
| Statically | A free CDN for developers | No | Yes | Yes | 
| Trending-Github | Discover what is currently trending on github | No | Yes | Yes | 
| Tyk | Api and service management platform | apiKey | Yes | Yes | 
| WebScraping.AI | Web Scraping API with built-in proxies and JS rendering | apiKey | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Chinese Character Web | Chinese character definitions and pronunciations | No | No | No | 
| Chinese Text Project | Online open-access digital library for pre-modern Chinese texts | No | Yes | Unknown | 
| Free Dictionary | Definitions, phonetics, pronounciations, parts of speech, examples, synonyms | No | Yes | Unknown | 
| Lingua Robot | Word definitions, pronunciations, synonyms, antonyms and others | apiKey | Yes | Yes | 
| Merriam-Webster | Dictionary and Thesaurus Data | apiKey | Yes | Unknown | 
| OwlBot | Definitions with example sentence and photo if available | apiKey | Yes | Yes | 
| Oxford | Dictionary Data | apiKey | Yes | No | 
| Wordnik | Dictionary Data | apiKey | No | Unknown | 
| Words | Definitions and synonyms for more than 150,000 words | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Airtable | Integrate with Airtable | apiKey | Yes | Unknown | 
| apilayer pdflayer | HTML/URL to PDF | apiKey | Yes | Unknown | 
| Cloudmersive Document and Data Conversion | HTML/URL to PDF/PNG, Office documents to PDF, image conversion | apiKey | Yes | Yes | 
| Code::Stats | Automatic time tracking for programmers | apiKey | Yes | No | 
| File.io | File Sharing | No | Yes | Unknown | 
| Mercury | Web parser | apiKey | Yes | Unknown | 
| Notion | Integrate with Notion | OAuth | Yes | Unknown | 
| Bookmarking service | OAuth | Yes | Unknown | |
| PrexView | Data from XML or JSON to PDF, HTML or Image | apiKey | Yes | Unknown | 
| Restpack | Provides screenshot, HTML to PDF and content extraction APIs | apiKey | Yes | Unknown | 
| Todoist | Todo Lists | OAuth | Yes | Unknown | 
| Vector Express v2.0 | Free vector file converting API | No | Yes | No | 
| WakaTime | Automated time tracking leaderboards for programmers | No | Yes | Unknown | 
| Zube | Full stack project management | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| AirVisual | Air quality and weather data | apiKey | Yes | Unknown | 
| Carbon Interface | API to calculate carbon (C02) emissions estimates for common C02 emitting activities | apiKey | Yes | Yes | 
| Cloverly | API calculates the impact of common carbon-intensive activities in real time | apiKey | Yes | Unknown | 
| GrünstromIndex | Green Power Index for Germany (Grünstromindex/GSI) | No | No | Yes | 
| La Data Verte | Aggregation of multiple environmental indicators (CO2 emissions, Average temperature, etc) | No | Yes | Unknown | 
| OpenAQ | Open air quality data | apiKey | Yes | Unknown | 
| PM2.5 Open Data Portal | Open low-cost PM2.5 sensor data | No | Yes | Unknown | 
| PM25.in | Air quality of China | apiKey | No | Unknown | 
| PVWatts | Energy production photovoltaic (PV) energy systems | apiKey | Yes | Unknown | 
| UK Carbon Intensity | The Official Carbon Intensity API for Great Britain developed by National Grid | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Eventbrite | Find events | OAuth | Yes | Unknown | 
| Picatic | Sell tickets anywhere | apiKey | Yes | Unknown | 
| SeatGeek | Search events, venues and performers | apiKey | Yes | Unknown | 
| Ticketmaster | Search events, attractions, or venues | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Abstract VAT Validation | Validate VAT numbers and calculate VAT rates | apiKey | Yes | Yes | 
| Aletheia | Insider trading data, earnings call analysis, financial statements, and more | apiKey | Yes | Yes | 
| Alpha Vantage | Realtime and historical stock data | apiKey | Yes | Unknown | 
| apilayer marketstack | Real-Time, Intraday & Historical Market Data API | apiKey | Yes | Unknown | 
| Banco do Brasil | All Banco do Brasil financial transaction APIs | OAuth | Yes | Yes | 
| Financial Modeling Prep | Realtime and historical stock data | apiKey | Yes | Unknown | 
| IEX Cloud | Realtime & Historical Stock and Market Data | apiKey | Yes | Yes | 
| IG | Spreadbetting and CFD Market Data | apiKey | Yes | Unknown | 
| Intrinio | A wide selection of financial data feeds | apiKey | Yes | Unknown | 
| Mono | Connect with users’ bank accounts and access transaction data in Africa | apiKey | Yes | Unknown | 
| Nordigen | Connect to bank accounts using official bank APIs and get raw transaction data | apiKey | Yes | Unknown | 
| Plaid | Connect with users’ bank accounts and access transaction data | apiKey | Yes | Unknown | 
| Polygon | Historical stock market data | apiKey | Yes | Unknown | 
| Razorpay IFSC | Indian Financial Systems Code (Bank Branch Codes) | No | Yes | Unknown | 
| Real Time Finance | Websocket API to access realtime stock data | apiKey | No | Unknown | 
| Styvio | Realtime and historical stock data and current stock sentiment | No | Yes | Unknown | 
| Tradier | US equity/option market data (delayed, intraday, historical) | OAuth | Yes | Yes | 
| Twelve Data | Stock market data (real-time & historical) | apiKey | Yes | Unknown | 
| YNAB | Budgeting & Planning | OAuth | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Edamam nutrition | Nutrition Analysis | apiKey | Yes | Unknown | 
| Edamam recipes | Recipe Search | apiKey | Yes | Unknown | 
| Foodish | Random pictures of food dishes | No | Yes | Yes | 
| LCBO | Alcohol | apiKey | Yes | Unknown | 
| Open Brewery DB | Breweries, Cideries and Craft Beer Bottle Shops | No | Yes | Yes | 
| Open Food Facts | Food Products Database | No | Yes | Unknown | 
| PunkAPI | Brewdog Beer Recipes | No | Yes | Unknown | 
| Spoonacular | Recipes and Food product | apiKey | Yes | Unknown | 
| TacoFancy | Community-driven taco database | No | No | Unknown | 
| The Report of the Week | Food & Drink Reviews | No | Yes | Unknown | 
| TheCocktailDB | Cocktail Recipes | apiKey | Yes | Yes | 
| TheMealDB | Meal Recipes | apiKey | Yes | Yes | 
| What's on the menu? | NYPL human-transcribed historical menu collection | apiKey | No | Unknown | 
| WhiskyHunter | Past online whisky auctions statistical data | No | Yes | Unknown | 
| Zestful | Parse recipe ingredients | apiKey | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Age of Empires II | Get information about Age of Empires II resources | No | Yes | No | 
| AmiiboAPI | Nintendo Amiibo Information | No | Yes | Yes | 
| Animal Crossing: New Horizons | API for critters, fossils, art, music, furniture and villagers | No | Yes | Unknown | 
| Autochess VNG | Rest Api for Autochess VNG | No | Yes | Yes | 
| Barter.VG | Provides information about Game, DLC, Bundles, Giveaways, Trading | No | Yes | Yes | 
| Board Game Geek | Board games, RPG and videogames | No | Yes | No | 
| Brawl Stars | Brawl Stars Game Information | apiKey | Yes | Unknown | 
| Bugsnax | Get information about Bugsnax | No | Yes | Yes | 
| CheapShark | Steam/PC Game Prices and Deals | No | Yes | Yes | 
| Chuck Norris Database | Jokes | No | No | Unknown | 
| Clash of Clans | Clash of Clans Game Information | apiKey | Yes | Unknown | 
| Clash Royale | Clash Royale Game Information | apiKey | Yes | Unknown | 
| Comic Vine | Comics | No | Yes | Unknown | 
| Deck of Cards | Deck of Cards | No | No | Unknown | 
| Destiny The Game | Bungie Platform API | apiKey | Yes | Unknown | 
| Dota 2 | Provides information about Player stats , Match stats, Rankings for Dota 2 | apiKey | Yes | Unknown | 
| Dungeons and Dragons | Reference for 5th edition spells, classes, monsters, and more | No | No | No | 
| Eve Online | Third-Party Developer Documentation | OAuth | Yes | Unknown | 
| FIFA Ultimate Team | FIFA Ultimate Team items API | No | Yes | Unknown | 
| Final Fantasy XIV | Final Fantasy XIV Game data API | No | Yes | Yes | 
| Fortnite | Fortnite Stats | apiKey | Yes | Unknown | 
| FreeToGame | Free-To-Play Games Database | No | Yes | Yes | 
| GamerPower | Game Giveaways Tracker | No | Yes | Yes | 
| Giant Bomb | Video Games | apiKey | Yes | Unknown | 
| Guild Wars 2 | Guild Wars 2 Game Information | apiKey | Yes | Unknown | 
| GW2Spidy | GW2Spidy API, Items data on the Guild Wars 2 Trade Market | No | Yes | Unknown | 
| Halo | Halo 5 and Halo Wars 2 Information | apiKey | Yes | Unknown | 
| Hearthstone | Hearthstone Cards Information | X-Mashape-Key | Yes | Unknown | 
| Humble Bundle | Humble Bundle's current bundles | apiKey | Yes | Unknown | 
| Hypixel | Hypixel player stats | apiKey | Yes | Unknown | 
| Hyrule Compendium | Data on all interactive items from The Legend of Zelda: BOTW | No | Yes | Unknown | 
| Hytale | Hytale blog posts and jobs | No | Yes | Unknown | 
| IGDB.com | Video Game Database | apiKey | Yes | Unknown | 
| JokeAPI | Programming, Miscellaneous and Dark Jokes | No | Yes | Yes | 
| Jokes | Programming and general jokes | No | Yes | Unknown | 
| Jokes One | Joke of the day and large category of jokes accessible via REST API | apiKey | Yes | Yes | 
| Jservice | Jeopardy Question Database | No | No | Unknown | 
| Lichess | Access to all data of users, games, puzzles and etc on Lichess | OAuth | Yes | Unknown | 
| Magic The Gathering | Magic The Gathering Game Information | No | No | Unknown | 
| Mario Kart Tour | API for Drivers, Karts, Gliders and Courses | OAuth | Yes | Unknown | 
| Marvel | Marvel Comics | apiKey | No | Unknown | 
| mod.io | Cross Platform Mod API | apiKey | Yes | Unknown | 
| Open Trivia | Trivia Questions | No | Yes | Unknown | 
| PandaScore | E-sports games and results | apiKey | Yes | Unknown | 
| Pokéapi | Pokémon Information | No | Yes | Unknown | 
| Pokémon TCG | Pokémon TCG Information | No | Yes | Unknown | 
| Psychonauts | Psychonauts World Characters Information and PSI Powers | No | Yes | Yes | 
| Random Facts | Random Facts from hundreds of categories | apiKey | Yes | Yes | 
| Rick and Morty | All the Rick and Morty information, including images | No | Yes | Yes | 
| Riot Games | League of Legends Game Information | apiKey | Yes | Unknown | 
| RuneScape | RuneScape and OSRS RPGs information | No | Yes | No | 
| Scryfall | Magic: The Gathering database | No | Yes | Yes | 
| SpaceTradersAPI | A playable inter-galactic space trading MMOAPI | OAuth | Yes | Yes | 
| Steam | Steam Web API documentation | apiKey | Yes | No | 
| Steam | Internal Steam Web API documentation | No | Yes | No | 
| SuperHeroes | All SuperHeroes and Villains data from all universes under a single API | apiKey | Yes | Unknown | 
| TCGdex | Multi languages Pokémon TCG Information | No | Yes | Yes | 
| Tronald Dump | The dumbest things Donald Trump has ever said | No | Yes | Unknown | 
| Wargaming.net | Wargaming.net info and stats | apiKey | Yes | No | 
| xkcd | Retrieve xkcd comics as JSON | No | Yes | No | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Abstract IP Geolocation | Geolocate website visitors from their IPs | apiKey | Yes | Yes | 
| adresse.data.gouv.fr | Address database of France, geocoding and reverse | No | Yes | Unknown | 
| Airtel IP | IP Geolocation API. Collecting data from multiple sources | No | Yes | Unknown | 
| apilayer ipstack | Locate and identify website visitors by IP address | apiKey | Yes | Unknown | 
| Battuta | A (country/region/city) in-cascade location API | apiKey | No | Unknown | 
| BigDataCloud | Provides fast and accurate IP geolocation APIs along with security checks and confidence area | apiKey | Yes | Unknown | 
| Bing Maps | Create/customize digital maps based on Bing Maps data | apiKey | Yes | Unknown | 
| bng2latlong | Convert British OSGB36 easting and northing (British National Grid) to WGS84 latitude and longitude | No | Yes | Yes | 
| Cartes.io | Create maps and markers for anything | No | Yes | Unknown | 
| Cep.la | Brazil RESTful API to find information about streets, zip codes, neighborhoods, cities and states | No | No | Unknown | 
| CitySDK | Open APIs for select European cities | No | Yes | Unknown | 
| Country | Get your visitors' country from their IP | No | Yes | Yes | 
| CountryStateCity | World countries, states, regions, provinces, cities & towns in JSON, SQL, XML, YAML, & CSV format | apiKey | Yes | Yes | 
| Daum Maps | Daum Maps provide multiple APIs for Korean maps | apiKey | No | Unknown | 
| FreeGeoIP | Free geo ip information, no registration required. 15k/hour rate limit | No | Yes | Yes | 
| GeoApi | French geographical data | No | Yes | Unknown | 
| Geoapify | Forward and reverse geocoding, address autocomplete | apiKey | Yes | Yes | 
| Geocod.io | Address geocoding / reverse geocoding in bulk | apiKey | Yes | Unknown | 
| Geocode.xyz | Provides worldwide forward/reverse geocoding, batch geocoding and geoparsing | No | Yes | Unknown | 
| Geocodify.com | Worldwide geocoding, geoparsing and autocomplete for addresses | apiKey | Yes | Yes | 
| Geocoding.ai | Provides worldwide forward / reverse geocoding | No | Yes | Yes | 
| GeoDataSource | Geocoding of city name by using latitude and longitude coordinates | apiKey | Yes | Unknown | 
| GeoJS | IP geolocation with ChatOps integration | No | Yes | Yes | 
| GeoNames | Place names and other geographical data | No | No | Unknown | 
| geoPlugin | IP geolocation and currency conversion | No | Yes | Yes | 
| Google Earth Engine | A cloud-based platform for planetary-scale environmental data analysis | apiKey | Yes | Unknown | 
| Google Maps | Create/customize digital maps based on Google Maps data | apiKey | Yes | Unknown | 
| Graph Countries | Country-related data like currencies, languages, flags, regions+subregions and bordering countries | No | Yes | Unknown | 
| HelloSalut | Get hello translation following user language | No | Yes | Unknown | 
| HERE Maps | Create/customize digital maps based on HERE Maps data | apiKey | Yes | Unknown | 
| Hong Kong GeoData Store | API for accessing geo-data of Hong Kong | No | Yes | Unknown | 
| IP 2 Country | Map an IP to a country | No | Yes | Unknown | 
| IP Address Details | Find geolocation with ip address | No | Yes | Unknown | 
| IP Location | Find IP address location information | No | Yes | Yes | 
| IP Location | Find location with ip address | No | No | Unknown | 
| IP Sidekick | Geolocation API that returns extra information about an IP address | apiKey | Yes | Unknown | 
| IP Vigilante | Free IP Geolocation API | No | Yes | Unknown | 
| IP2Location | IP geolocation web service to get more than 55 parameters | apiKey | Yes | Unknown | 
| IP2Proxy | Detect proxy and VPN using IP address | apiKey | Yes | Unknown | 
| ipapi | Real-time Geolocation & Reverse IP Lookup REST API | apiKey | Yes | Unknown | 
| IPGEO | Unlimited free IP Address API with useful information | No | Yes | Unknown | 
| IPGeolocationAPI.com | Locate your visitors by IP with country details | No | Yes | Yes | 
| IPInfoDB | Free Geolocation tools and APIs for country, region, city and time zone lookup by IP address | apiKey | Yes | Unknown | 
| LocationIQ | Provides forward/reverse geocoding and batch geocoding | apiKey | Yes | Yes | 
| Mapbox | Create/customize beautiful digital maps | apiKey | Yes | Unknown | 
| Mexico | Mexico RESTful zip codes API | No | Yes | Unknown | 
| One Map, Singapore | Singapore Land Authority REST API services for Singapore addresses | apiKey | Yes | Unknown | 
| OnWater | Determine if a lat/lon is on water or land | No | Yes | Unknown | 
| Open Topo Data | Elevation and ocean depth for a latitude and longitude | No | Yes | No | 
| OpenCage | Forward and reverse geocoding using open data | apiKey | Yes | Yes | 
| openrouteservice.org | Directions, POIs, isochrones, geocoding (+reverse), elevation, and more | apiKey | Yes | Unknown | 
| OpenStreetMap | Navigation, geolocation and geographical data | OAuth | No | Unknown | 
| positionstack | Forward & Reverse Batch Geocoding REST API | apiKey | Yes | Unknown | 
| PostcodeData.nl | Provide geolocation data based on postcode for Dutch addresses | No | No | Unknown | 
| Postcodes.io | Postcode lookup & Geolocation for the UK | No | Yes | Yes | 
| REST Countries | Get information about countries via a RESTful API | No | Yes | Unknown | 
| RoadGoat Cities | Cities content & photos API | apiKey | Yes | No | 
| SpotSense | Add location based interactions to your mobile app | apiKey | Yes | Unknown | 
| Uebermaps | Discover and share maps with friends | apiKey | Yes | Unknown | 
| US ZipCode | Validate and append data for any US ZipCode | apiKey | Yes | Yes | 
| Utah AGRC | Utah Web API for geocoding Utah addresses | apiKey | Yes | Unknown | 
| ViaCep | Brazil RESTful zip codes API | No | Yes | Unknown | 
| ZipCodeAPI | US zip code distance, radius and location API | apiKey | Yes | Unknown | 
| Zippopotam.us | Get information about place such as country, city, state, etc | No | No | Unknown | 
| Ziptastic | Get the country, state, and city of any US zip-code | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| BCLaws | Access to the laws of British Columbia | No | No | Unknown | 
| Brazil | Community driven API for Brazil Public Data | No | Yes | Yes | 
| Brazil Central Bank Open Data | Brazil Central Bank Open Data | No | Yes | Unknown | 
| Brazilian Chamber of Deputies Open Data | Provides legislative information in Apis XML and JSON, as well as files in various formats | No | Yes | No | 
| BusinessUSA | Authoritative information on U.S. programs, events, services and more | apiKey | Yes | Unknown | 
| Census.gov | The US Census Bureau provides various APIs and data sets on demographics and businesses | No | Yes | Unknown | 
| City, Nantes Opendata | Nantes(FR) City Open Data | apiKey | Yes | Unknown | 
| City, New York Opendata | New York (US) City Open Data | No | Yes | Unknown | 
| City, Prague Opendata | Prague(CZ) City Open Data | No | No | Unknown | 
| Code.gov | The primary platform for Open Source and code sharing for the U.S. Federal Government | apiKey | Yes | Unknown | 
| Colorado Information Marketplace | Colorado State Government Open Data | No | Yes | Unknown | 
| Data USA | US Public Data | No | Yes | Unknown | 
| Data.gov | US Government Data | apiKey | Yes | Unknown | 
| Data.parliament.uk | Contains live datasets including information about petitions, bills, MP votes, attendance and more | No | No | Unknown | 
| District of Columbia Open Data | Contains D.C. government public datasets, including crime, GIS, financial data, and so on | No | Yes | Unknown | 
| EPA | Web services and data sets from the US Environmental Protection Agency | No | Yes | Unknown | 
| FBI Wanted | Access information on the FBI Wanted program | No | Yes | Unknown | 
| FEC | Information on campaign donations in federal elections | apiKey | Yes | Unknown | 
| Federal Register | The Daily Journal of the United States Government | No | Yes | Unknown | 
| Food Standards Agency | UK food hygiene rating data API | No | No | Unknown | 
| INEI | Peruvian Statistical Government Open Data | No | No | Unknown | 
| Istanbul (İBB) Open Data | Data sets from the İstanbul Metropolitan Municipality (İBB) | No | Yes | Unknown | 
| Open Government, Australia | Australian Government Open Data | No | Yes | Unknown | 
| Open Government, Belgium | Belgium Government Open Data | No | Yes | Unknown | 
| Open Government, Canada | Canadian Government Open Data | No | No | Unknown | 
| Open Government, Colombia | Colombia Government Open Data | No | No | Unknown | 
| Open Government, France | French Government Open Data | apiKey | Yes | Unknown | 
| Open Government, India | Indian Government Open Data | apiKey | Yes | Unknown | 
| Open Government, Italy | Italy Government Open Data | No | Yes | Unknown | 
| Open Government, Mexico | Mexican Statistical Government Open Data | No | Yes | Unknown | 
| Open Government, New Zealand | New Zealand Government Open Data | No | Yes | Unknown | 
| Open Government, Peru | Peru Government Open Data | No | Yes | Unknown | 
| Open Government, Romania | Romania Government Open Data | No | No | Unknown | 
| Open Government, Russia | Open Data Portal Russia | apiKey | No | Unknown | 
| Open Government, Saudi Arabia | Saudi Arabia Government Open Data | No | Yes | Unknown | 
| Open Government, Taiwan | Taiwan Government Open Data | No | Yes | Unknown | 
| Open Government, Thailand | Thailand Government Open Data | apiKey | Yes | Unknown | 
| Open Government, UK | UK Government Open Data | No | Yes | Unknown | 
| Open Government, USA | United States Government Open Data | No | Yes | Unknown | 
| Represent by Open North | Find Canadian Government Representatives | No | Yes | Unknown | 
| UK government API catalogue | APIs from UK government organisations | No | Yes | Unknown | 
| USAspending.gov | US federal spending data | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Coronavirus in the UK | UK Government coronavirus data, including deaths and cases by region | No | Yes | Unknown | 
| Covid-19 | Covid 19 spread, infection and recovery | No | Yes | Yes | 
| Covid-19 | Covid 19 cases, deaths and recovery per country | No | Yes | Yes | 
| Covid-19 Government Response | Government measures tracker to fight against the Covid-19 pandemic | No | Yes | Yes | 
| COVID-19 Tracker Canada | Details on Covid-19 cases across Canada | No | Yes | Unknown | 
| Dataflow Kit COVID-19 | COVID-19 live statistics into sites per hour | No | Yes | Unknown | 
| Diabetes | Logging and retrieving diabetes information | No | No | Unknown | 
| Healthcare.gov | Educational content about the US Health Insurance Marketplace | No | Yes | Unknown | 
| LAPIS | SARS-CoV-2 genomic sequences from public sources | No | Yes | Yes | 
| Lexigram | NLP that extracts mentions of clinical concepts from text, gives access to clinical ontology | apiKey | Yes | Unknown | 
| Makeup | Makeup Information | No | No | Unknown | 
| Medicare | Access to the data from the CMS - medicare.gov | No | Yes | Unknown | 
| NPPES | National Plan & Provider Enumeration System, info on healthcare providers registered in US | No | Yes | Unknown | 
| Nutritionix | Worlds largest verified nutrition database | apiKey | Yes | Unknown | 
| Open Disease | API for Current cases and more stuff about COVID-19 and Influenza | No | Yes | Yes | 
| openFDA | Public FDA data about drugs, devices and foods | No | Yes | Unknown | 
| Orion Health | Medical platform which allows the development of applications for different healthcare scenarios | OAuth | Yes | Unknown | 
| Quarantine | Coronavirus API with free COVID-19 live updates | No | Yes | Yes | 
| USDA Nutrients | National Nutrient Database for Standard Reference | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Adzuna | Job board aggregator | apiKey | Yes | Unknown | 
| Careerjet | Job search engine | apiKey | No | Unknown | 
| DevITjobs UK | Jobs with GraphQL | No | Yes | Yes | 
| Findwork | Job board | apiKey | Yes | Unknown | 
| GraphQL Jobs | Jobs with GraphQL | No | Yes | Yes | 
| Jobs2Careers | Job aggregator | apiKey | Yes | Unknown | 
| Jooble | Job search engine | apiKey | Yes | Unknown | 
| Juju | Job search engine | apiKey | No | Unknown | 
| Open Skills | Job titles, skills and related jobs data | No | No | Unknown | 
| Reed | Job board aggregator | apiKey | Yes | Unknown | 
| The Muse | Job board and company profiles | apiKey | Yes | Unknown | 
| Upwork | Freelance job board and management system | OAuth | Yes | Unknown | 
| USAJOBS | US government job board | apiKey | Yes | Unknown | 
| ZipRecruiter | Job search app and website | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| AI For Thai | Free Various Thai AI API | apiKey | Yes | Yes | 
| Clarifai | Computer Vision | OAuth | Yes | Unknown | 
| Cloudmersive | Image captioning, face recognition, NSFW classification | apiKey | Yes | Yes | 
| Deepcode | AI for code review | No | Yes | Unknown | 
| Dialogflow | Natural Language Processing | apiKey | Yes | Unknown | 
| EXUDE-API | Used for the primary ways for filtering the stopping, stemming words from the text data | No | Yes | Yes | 
| IPS Online | Face and License Plate Anonymization | apiKey | Yes | Unknown | 
| Keen IO | Data Analytics | apiKey | Yes | Unknown | 
| NLP Cloud | NLP API using spaCy and transformers for NER, sentiments, classification, summarization, and more | apiKey | Yes | Unknown | 
| OpenVisionAPI | Open source computer vision API based on open source models | No | Yes | Yes | 
| Time Door | A time series analysis API | apiKey | Yes | Yes | 
| Unplugg | Forecasting API for timeseries data | apiKey | Yes | Unknown | 
| Wit.ai | Natural Language Processing | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 7digital | Api of Music store 7digital | OAuth | Yes | Unknown | 
| AI Mastering | Automated Music Mastering | apiKey | Yes | Yes | 
| Apple Music | Official API of the music streaming site Apple Music | apiKey | Yes | Unknown | 
| Audiomack | Api of the streaming music hub Audiomack | OAuth | Yes | Unknown | 
| Bandcamp | API of Music store Bandcamp | OAuth | Yes | Unknown | 
| Bandsintown | Music Events | No | Yes | Unknown | 
| BlipFm | Api of BlipFm | apiKey | Yes | Unknown | 
| Deezer | Music | OAuth | Yes | Unknown | 
| Discogs | Music | OAuth | Yes | Unknown | 
| Freesound | Music Samples | apiKey | Yes | Unknown | 
| Genius | Crowdsourced lyrics and music knowledge | OAuth | Yes | Unknown | 
| Genrenator | Music genre generator | No | Yes | Unknown | 
| iTunes Search | Software products | No | Yes | Unknown | 
| Jamendo | Music | OAuth | Yes | Unknown | 
| JioSaavn | API to retrieve song information, album meta data and many more from JioSaavn | No | Yes | Unknown | 
| KKBOX | Get music libraries, playlists, charts, and perform out of KKBOX's platform | OAuth | Yes | Unknown | 
| KSoft.Si Lyrics | API to get lyrics for songs | apiKey | Yes | Unknown | 
| LastFm | Music | apiKey | Yes | Unknown | 
| Lyrics.ovh | Simple API to retrieve the lyrics of a song | No | Yes | Unknown | 
| Mixcloud | Music | OAuth | Yes | Yes | 
| MusicBrainz | Music | No | Yes | Unknown | 
| Musixmatch | Music | apiKey | Yes | Unknown | 
| Openwhyd | Download curated playlists of streaming tracks (YouTube, SoundCloud, etc...) | No | Yes | No | 
| Songkick | Music Events | OAuth | Yes | Unknown | 
| Songsterr | Provides guitar, bass and drums tabs and chords | No | Yes | Unknown | 
| SoundCloud | Allow users to upload and share sounds | OAuth | Yes | Unknown | 
| Spotify | View Spotify music catalog, manage users' libraries, get recommendations and more | OAuth | Yes | Unknown | 
| TasteDive | Similar artist API (also works for movies and TV shows) | apiKey | Yes | Unknown | 
| TheAudioDB | Music | apiKey | Yes | Unknown | 
| Vagalume | Crowdsourced lyrics and music knowledge | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| apilayer mediastack | Free, Simple REST API for Live News & Blog Articles | apiKey | Yes | Unknown | 
| Associated Press | Search for news and metadata from Associated Press | apiKey | Yes | Unknown | 
| Chronicling America | Provides access to millions of pages of historic US newspapers from the Library of Congress | No | No | Unknown | 
| Currents | Latest news published in various news sources, blogs and forums | apiKey | Yes | Yes | 
| Feedbin | RSS reader | OAuth | Yes | Unknown | 
| GNews | Search for news from various sources | apiKey | Yes | Yes | 
| Graphs for Coronavirus | Each Country separately and Worldwide Graphs for Coronavirus. Daily updates | No | Yes | Yes | 
| New York Times | Provides news | apiKey | Yes | Unknown | 
| News | Headlines currently published on a range of news sources and blogs | apiKey | Yes | Unknown | 
| NPR One | Personalized news listening experience from NPR | OAuth | Yes | Unknown | 
| Spaceflight News | Spaceflight related news 🚀 | No | Yes | Yes | 
| The Guardian | Access all the content the Guardian creates, categorised by tags and section | apiKey | Yes | Unknown | 
| The Old Reader | RSS reader | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 18F | Unofficial US Federal Government API Development | No | No | Unknown | 
| Archive.org | The Internet Archive | No | Yes | Unknown | 
| Callook.info | United States ham radio callsigns | No | Yes | Unknown | 
| CARTO | Location Information Prediction | apiKey | Yes | Unknown | 
| CivicFeed | News articles and public datasets | apiKey | Yes | Unknown | 
| Enigma Public | Broadest collection of public data | apiKey | Yes | Yes | 
| French Address Search | Address search via the French Government | No | Yes | Unknown | 
| Kaggle | Create and interact with Datasets, Notebooks, and connect with Kaggle | apiKey | Yes | Unknown | 
| LinkPreview | Get JSON formatted summary with title, description and preview image for any requested URL | apiKey | Yes | Yes | 
| Microlink.io | Extract structured data from any website | No | Yes | Yes | 
| openAFRICA | Large datasets repository of African open data | No | Yes | Unknown | 
| OpenCorporates | Data on corporate entities and directors in many countries | apiKey | Yes | Unknown | 
| Quandl | Stock Market Data | No | Yes | Unknown | 
| Recreation Information Database | Recreational areas, federal lands, historic sites, museums, and other attractions/resources(US) | apiKey | Yes | Unknown | 
| Scoop.it | Content Curation Service | apiKey | No | Unknown | 
| Socrata | Access to Open Data from Governments, Non-profits and NGOs around the world | OAuth | Yes | Yes | 
| Teleport | Quality of Life Data | No | Yes | Unknown | 
| Universities List | University names, countries and domains | No | Yes | Unknown | 
| University of Oslo | Courses, lecture videos, detailed information for courses etc. for the University of Oslo (Norway) | No | Yes | Unknown | 
| UPC database | More than 1.5 million barcode numbers from all around the world | apiKey | Yes | Unknown | 
| Wikidata | Collaboratively edited knowledge base operated by the Wikimedia Foundation | OAuth | Yes | Unknown | 
| Wikipedia | Mediawiki Encyclopedia | No | Yes | Unknown | 
| Yelp | Find Local Business | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Countly | Countly web analytics | No | No | Unknown | 
| Creative Commons Catalog | Search among openly licensed and public domain works | OAuth | Yes | Yes | 
| Datamuse | Word-finding query engine | No | Yes | Unknown | 
| Drupal.org | Drupal.org | No | Yes | Unknown | 
| Evil Insult Generator | Evil Insults | No | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| EPO | European patent search system api | OAuth | Yes | Unknown | 
| TIPO | Taiwan patent search system api | apiKey | Yes | Unknown | 
| USPTO | USA patent api services | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Advice Slip | Generate random advice slips | No | Yes | Unknown | 
| Affirmations | Generate Stuart Smalley Affirmations | No | Yes | Unknown | 
| Biriyani As A Service | Biriyani images placeholder | No | Yes | No | 
| chucknorris.io | JSON API for hand curated Chuck Norris jokes | No | Yes | Unknown | 
| Dictum | API to get access to the collection of the most inspiring expressions of mankind | No | Yes | Unknown | 
| FavQs.com | FavQs allows you to collect, discover and share your favorite quotes | apiKey | Yes | Unknown | 
| FOAAS | Fuck Off As A Service | No | No | Unknown | 
| Forismatic | Inspirational Quotes | No | No | Unknown | 
| icanhazdadjoke | The largest selection of dad jokes on the internet | No | Yes | Unknown | 
| Imgflip | Gets an array of popular memes | No | Yes | Unknown | 
| Inspiration | Motivational and Inspirational quotes | No | Yes | Yes | 
| kanye.rest | REST API for random Kanye West quotes | No | Yes | Yes | 
| Medium | Community of readers and writers offering unique perspectives on ideas | OAuth | Yes | Unknown | 
| NaMoMemes | Memes on Narendra Modi | No | Yes | Unknown | 
| Programming Quotes | Programming Quotes API for open source projects | No | Yes | Unknown | 
| Quotable Quotes | Quotable is a free, open source quotations API | No | Yes | Unknown | 
| Quote Garden | REST API for more than 5000 famous quotes | No | Yes | Unknown | 
| Quotes on Design | Inspirational Quotes | No | Yes | Unknown | 
| Stoicism Quote | Quotes about Stoicism | No | Yes | Unknown | 
| Traitify | Assess, collect and analyze Personality | No | Yes | Unknown | 
| Vadivelu HTTP Codes | On demand HTTP Codes with images | No | Yes | No | 
| Yo Momma Jokes | REST API for Yo Momma Jokes | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Abstract Phone Validation | Validate phone numbers globally | apiKey | Yes | Yes | 
| apilayer numverify | Phone number validation | apiKey | Yes | Unknown | 
| Cloudmersive Validate | Validate international phone numbers | apiKey | Yes | Yes | 
| NumValidate | Open Source phone number validation | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| apilayer screenshotlayer | URL 2 Image | No | Yes | Unknown | 
| Dagpi | Image manipulation and processing | apiKey | Yes | Unknown | 
| Flickr | Flickr Services | OAuth | Yes | Unknown | 
| Getty Images | Build applications using the world's most powerful imagery | OAuth | Yes | Unknown | 
| Gfycat | Jiffier GIFs | OAuth | Yes | Unknown | 
| Giphy | Get all your gifs | apiKey | Yes | Unknown | 
| Gyazo | Upload images | apiKey | Yes | Unknown | 
| Imgur | Images | OAuth | Yes | Unknown | 
| Lorem Picsum | Images from Unsplash | No | Yes | Unknown | 
| ObjectCut | Image Background removal | apiKey | Yes | Yes | 
| Pexels | Free Stock Photos and Videos | apiKey | Yes | Yes | 
| Pixabay | Photography | apiKey | Yes | Unknown | 
| PlaceKitten | Resizable kitten placeholder images | No | Yes | Unknown | 
| ReSmush.it | Photo optimization | No | No | Unknown | 
| Unsplash | Photography | OAuth | Yes | Unknown | 
| Wallhaven | Wallpapers | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| arcsecond.io | Multiple astronomy data sources | No | Yes | Unknown | 
| arXiv | Curated research-sharing platform: physics, mathematics, quantitative finance, and economics | No | Yes | Unknown | 
| CORE | Access the world's Open Access research papers | apiKey | Yes | Unknown | 
| GBIF | Global Biodiversity Information Facility | No | Yes | Yes | 
| iDigBio | Access millions of museum specimens from organizations around the world | No | Yes | Unknown | 
| inspirehep.net | High Energy Physics info. system | No | Yes | Unknown | 
| isEven (humor) | Check if a number is even | No | Yes | Unknown | 
| ITIS | Integrated Taxonomic Information System | No | Yes | Unknown | 
| Launch Library 2 | Spaceflight launches and events database | No | Yes | Yes | 
| Materials Platform for Data Science | Curated experimental data for materials science | apiKey | Yes | No | 
| Minor Planet Center | Asterank.com Information | No | No | Unknown | 
| NASA | NASA data, including imagery | No | Yes | Unknown | 
| NASA APOD (official API) | Official API for getting APOD (Astronomy Image of the Day) images along with metadata | apiKey | Yes | Yes | 
| NASA APOD (unofficial API) | API for getting APOD (Astronomy Image of the Day) images along with metadata | No | Yes | Yes | 
| Newton | Symbolic and Arithmetic Math Calculator | No | Yes | Unknown | 
| Numbers | Number of the day, random number, number facts and anything else you want to do with numbers | apiKey | Yes | Yes | 
| Numbers | Facts about numbers | No | No | Unknown | 
| Open Notify | ISS astronauts, current location, etc | No | No | Unknown | 
| Open Science Framework | Repository and archive for study designs, research materials, data, manuscripts, etc | No | Yes | Unknown | 
| Purple Air | Real Time Air Quality Monitoring | No | Yes | Unknown | 
| Satellite Passes | Query next satellite passes above you | No | Yes | Yes | 
| SHARE | A free, open, dataset about research and scholarly activities | No | Yes | Unknown | 
| SpaceX | Company, vehicle, launchpad and launch data | No | Yes | Unknown | 
| Sunrise and Sunset | Sunset and sunrise times for a given latitude and longitude | No | Yes | Unknown | 
| USGS Earthquake Hazards Program | Earthquakes data real-time | No | Yes | Unknown | 
| USGS Water Services | Water quality and level info for rivers and lakes | No | Yes | Unknown | 
| World Bank | World Data | No | No | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| botd | Botd is a browser library for JavaScript bot detection | apiKey | Yes | Yes | 
| Censys.io | Search engine for Internet connected host and devices | apiKey | Yes | No | 
| CRXcavator | Chrome extension risk scoring | apiKey | Yes | Unknown | 
| Escape | An API for escaping different kind of queries | No | Yes | No | 
| FilterLists | Lists of filters for adblockers and firewalls | No | Yes | Unknown | 
| FingerprintJS Pro | Fraud detection API offering highly accurate browser fingerprinting | apiKey | Yes | Yes | 
| FraudLabs Pro | Screen order information using AI to detect frauds | apiKey | Yes | Unknown | 
| GitGuardian | Scan files for secrets (API Keys, database credentials, ...) | apiKey | Yes | No | 
| HackerOne | The industry’s first hacker API that helps increase productivity towards creative bug bounty hunting | apiKey | Yes | Unknown | 
| HaveIBeenPwned | Passwords which have previously been exposed in data breaches | apiKey | Yes | Unknown | 
| Intelligence X | Perform OSINT via Intelligence X | apiKey | Yes | Unknown | 
| LoginRadius | Managed User Authentication Service | apiKey | Yes | Yes | 
| Mozilla http scanner | Mozilla observatory http scanner | No | Yes | Unknown | 
| Mozilla tls scanner | Mozilla observatory tls scanner | No | Yes | Unknown | 
| National Vulnerability Database | U.S. National Vulnerability Database | No | Yes | Unknown | 
| Passwordinator | Generate random passwords of varying complexities | No | Yes | Yes | 
| PhishStats | Phishing database | No | Yes | Unknown | 
| Pulsedive | Scan, search and collect threat intelligence data in real-time | apiKey | Yes | Unknown | 
| SecurityTrails | Domain and IP related information such as current and historical WHOIS and DNS records | apiKey | Yes | Unknown | 
| Shodan | Search engine for Internet connected devices | apiKey | Yes | Unknown | 
| UK Police | UK Police data | No | Yes | Unknown | 
| Virushee | Virushee file/data scanning | No | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Best Buy | Products, Buying Options, Categories, Recommendations, Stores and Commerce | apiKey | Yes | Unknown | 
| Dummy Products | An api to fetch dummy e-commerce products JSON data with placeholder images | apiKey | Yes | Yes | 
| eBay | Sell and Buy on eBay | OAuth | Yes | Unknown | 
| Etsy | Manage shop and interact with listings | OAuth | Yes | Unknown | 
| Wegmans | Wegmans Food Markets | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 4chan | Simple image-based bulletin board dedicated to a variety of topics | No | Yes | Yes | 
| Buffer | Access to pending and sent updates in Buffer | OAuth | Yes | Unknown | 
| Cisco Spark | Team Collaboration Software | OAuth | Yes | Unknown | 
| Discord | Make bots for Discord, integrate Discord onto an external platform | OAuth | Yes | Unknown | 
| Disqus | Communicate with Disqus data | OAuth | Yes | Unknown | 
| Facebook Login, Share on FB, Social Plugins, Analytics and more | OAuth | Yes | Unknown | |
| Foursquare | Interact with Foursquare users and places (geolocation-based checkins, photos, tips, events, etc) | OAuth | Yes | Unknown | 
| Fuck Off as a Service | Asks someone to fuck off | No | Yes | Unknown | 
| Full Contact | Get Social Media profiles and contact Information | OAuth | Yes | Unknown | 
| HackerNews | Social news for CS and entrepreneurship | No | Yes | Unknown | 
| Instagram Login, Share on Instagram, Social Plugins and more | OAuth | Yes | Unknown | |
| Meetup.com | Data about Meetups from Meetup.com | apiKey | Yes | Unknown | 
| MySocialApp | Seamless Social Networking features, API, SDK to any app | apiKey | Yes | Unknown | 
| Open Collective | Get Open Collective data | No | Yes | Unknown | 
| The world's catalog of ideas | OAuth | Yes | Unknown | |
| Homepage of the internet | OAuth | Yes | Unknown | |
| Saidit | Open Source Reddit Clone | OAuth | Yes | Unknown | 
| Slack | Team Instant Messaging | OAuth | Yes | Unknown | 
| Telegram Bot | Simplified HTTP version of the MTProto API for bots | apiKey | Yes | Unknown | 
| Telegram MTProto | Read and write Telegram data | OAuth | Yes | Unknown | 
| Trash Nothing | A freecycling community with thousands of free items posted every day | OAuth | Yes | Yes | 
| Tumblr | Read and write Tumblr Data | OAuth | Yes | Unknown | 
| Twitch | Game Streaming API | OAuth | Yes | Unknown | 
| Read and write Twitter data | OAuth | Yes | No | |
| vk | Read and write vk data | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| balldontlie | Balldontlie provides access to stats data from the NBA | No | Yes | Yes | 
| Canadian Football League (CFL) | Official JSON API providing real-time league, team and player statistics about the CFL | apiKey | Yes | No | 
| City Bikes | City Bikes around the world | No | No | Unknown | 
| Ergast F1 | F1 data from the beginning of the world championships in 1950 | No | Yes | Unknown | 
| Fitbit | Fitbit Information | OAuth | Yes | Unknown | 
| Football (Soccer) Videos | Embed codes for goals and highlights from Premier League, Bundesliga, Serie A and many more | No | Yes | Yes | 
| Football Prediction | Predictions for upcoming football matches, odds, results and stats | X-Mashape-Key | Yes | Unknown | 
| Football-Data.org | Football Data | No | No | Unknown | 
| JCDecaux Bike | JCDecaux's self-service bicycles | apiKey | Yes | Unknown | 
| MLB Records and Stats | Current and historical MLB statistics | No | No | Unknown | 
| NBA Stats | Current and historical NBA Statistics | No | Yes | Unknown | 
| NHL Records and Stats | NHL historical data and statistics | No | Yes | Unknown | 
| Sport List & Data | List of and resources related to sports | No | Yes | Yes | 
| Strava | Connect with athletes, activities and more | OAuth | Yes | Unknown | 
| SuredBits | Query sports data, including teams, players, games, scores and statistics | No | No | No | 
| TheSportsDB | Crowd-Sourced Sports Data and Artwork | apiKey | Yes | Yes | 
| Wger | Workout manager data as exercises, muscles or equipment | apiKey | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Bacon Ipsum | A Meatier Lorem Ipsum Generator | No | Yes | Unknown | 
| Dicebear Avatars | Generate random pixel-art avatars | No | Yes | No | 
| FakeJSON | Service to generate test and fake data | apiKey | Yes | Yes | 
| FakerAPI | APIs collection to get fake data | No | Yes | Yes | 
| JSONPlaceholder | Fake data for testing and prototyping | No | No | Unknown | 
| Loripsum | The "lorem ipsum" generator that doesn't suck | No | No | Unknown | 
| Mailsac | Disposable Email | apiKey | Yes | Unknown | 
| PIPL | Free and public API that generates random and fake people's data in JSON | No | Yes | No | 
| QuickMocker | API mocking tool to generate contextual, fake or random data | No | Yes | Yes | 
| Randommer | Random data generator | apiKey | Yes | Yes | 
| RandomUser | Generates and list user data | No | Yes | Unknown | 
| RoboHash | Generate random robot/alien avatars | No | Yes | Unknown | 
| Spanish random words | Generate spanish words randomly | No | Yes | Unknown | 
| This Person Does not Exist | Generates real-life faces of people who do not exist | No | Yes | Unknown | 
| UUID Generator | Generate UUIDs | No | Yes | No | 
| Yes No | Generate yes or no randomly | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| apilayer languagelayer | Language Detection JSON API supporting 173 languages | OAuth | Yes | Unknown | 
| Aylien Text Analysis | A collection of information retrieval and natural language APIs | apiKey | Yes | Unknown | 
| Cloudmersive Natural Language Processing | Natural language processing and text analysis | apiKey | Yes | Yes | 
| Detect Language | Detects text language | apiKey | Yes | Unknown | 
| Google Cloud Natural | Natural language understanding technology, including sentiment, entity and syntax analysis | apiKey | Yes | Unknown | 
| Semantria | Text Analytics with sentiment analysis, categorization & named entity extraction | OAuth | Yes | Unknown | 
| Sentiment Analysis | Multilingual sentiment analysis of texts from different sources | apiKey | Yes | Yes | 
| Sentium | Free API for Text Sentimental analysis | No | Yes | Unknown | 
| Tisane | Text Analytics with focus on detection of abusive content and law enforcement applications | OAuth | Yes | Yes | 
| Watson Natural Language Understanding | Natural language processing for advanced text analysis | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Pixela | API for recording and tracking habits or effort, routines | X-Mashape-Key | Yes | Yes | 
| Postmon | An API to query Brazilian ZIP codes and orders easily, quickly and free | No | No | Unknown | 
| Sweden | Provides information about parcels in transport | apiKey | No | Unknown | 
| UPS | Shipment and Address information | apiKey | Yes | Unknown | 
| WeCanTrack | Automatically place subids in affiliate links to attribute affiliate conversions to click data | apiKey | Yes | Yes | 
| WhatPulse | Small application that measures your keyboard/mouse usage | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| ADS-B Exchange | Access real-time and historical data of any and all airborne aircraft | No | Yes | Unknown | 
| AIS Hub | Real-time data of any marine and inland vessel equipped with AIS tracking system | apiKey | No | Unknown | 
| Amadeus for Developers | Travel Search - Limited usage | OAuth | Yes | Unknown | 
| apilayer aviationstack | Real-time Flight Status & Global Aviation Data API | OAuth | Yes | Unknown | 
| Bay Area Rapid Transit | Stations and predicted arrivals for BART | apiKey | No | Unknown | 
| BC Ferries | Sailing times and capacities for BC Ferries | No | Yes | Yes | 
| BlaBlaCar | Search car sharing trips | apiKey | Yes | Unknown | 
| Boston MBTA Transit | Stations and predicted arrivals for MBTA | apiKey | Yes | Unknown | 
| Community Transit | Transitland API | No | Yes | Unknown | 
| GraphHopper | A-to-B routing with turn-by-turn instructions | apiKey | Yes | Unknown | 
| Icelandic APIs | Open APIs that deliver services in or regarding Iceland | No | Yes | Unknown | 
| Izi | Audio guide for travellers | apiKey | Yes | Unknown | 
| Metro Lisboa | Delays in subway lines | No | No | No | 
| Navitia | The open API for building cool stuff with transport data | apiKey | Yes | Unknown | 
| Open Charge Map | Global public registry of electric vehicle charging locations | apiKey | Yes | Yes | 
| OpenSky Network | Free real-time ADS-B aviation data | No | Yes | Unknown | 
| REFUGE Restrooms | Provides safe restroom access for transgender, intersex and gender nonconforming individuals | No | Yes | Unknown | 
| Schiphol Airport | Schiphol | apiKey | Yes | Unknown | 
| Tankerkoenig | German realtime gas/diesel prices | apiKey | Yes | Yes | 
| TransitLand | Transit Aggregation | No | Yes | Unknown | 
| Transport for Atlanta, US | Marta | No | No | Unknown | 
| Transport for Auckland, New Zealand | Auckland Transport | No | Yes | Unknown | 
| Transport for Belgium | Belgian transport API | No | Yes | Unknown | 
| Transport for Berlin, Germany | Third-party VBB API | No | Yes | Unknown | 
| Transport for Bordeaux, France | Bordeaux Métropole public transport and more (France) | apiKey | Yes | Unknown | 
| Transport for Boston, US | MBTA API | No | No | Unknown | 
| Transport for Budapest, Hungary | Budapest public transport API | No | Yes | Unknown | 
| Transport for Chicago, US | CTA | No | No | Unknown | 
| Transport for Czech Republic | Czech transport API | No | Yes | Unknown | 
| Transport for Denver, US | RTD | No | No | Unknown | 
| Transport for Finland | Finnish transport API | No | Yes | Unknown | 
| Transport for Germany | Deutsche Bahn (DB) API | apiKey | No | Unknown | 
| Transport for Grenoble, France | Grenoble public transport | No | No | No | 
| Transport for Honolulu, US | Honolulu Transportation Information | apiKey | No | Unknown | 
| Transport for India | India Public Transport API | apiKey | Yes | Unknown | 
| Transport for Lisbon, Portugal | Data about buses routes, parking and traffic | apiKey | Yes | Unknown | 
| Transport for London, England | TfL API | apiKey | Yes | Unknown | 
| Transport for Manchester, England | TfGM transport network data | apiKey | Yes | No | 
| Transport for Norway | Transport APIs and dataset for Norway | No | Yes | Unknown | 
| Transport for Paris, France | RATP Open Data API | No | No | Unknown | 
| Transport for Philadelphia, US | SEPTA APIs | No | No | Unknown | 
| Transport for Sao Paulo, Brazil | SPTrans | OAuth | No | Unknown | 
| Transport for Sweden | Public Transport consumer | OAuth | Yes | Unknown | 
| Transport for Switzerland | Official Swiss Public Transport Open Data | apiKey | Yes | Unknown | 
| Transport for Switzerland | Swiss public transport API | No | Yes | Unknown | 
| Transport for The Netherlands | NS, only trains | apiKey | No | Unknown | 
| Transport for The Netherlands | OVAPI, country-wide public transport | No | Yes | Unknown | 
| Transport for Toronto, Canada | TTC | No | Yes | Unknown | 
| Transport for United States | NextBus API | No | No | Unknown | 
| Transport for Vancouver, Canada | TransLink | OAuth | Yes | Unknown | 
| Transport for Washington, US | Washington Metro transport API | OAuth | Yes | Unknown | 
| Uber | Uber ride requests and price estimation | OAuth | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 1pt | A simple URL shortener | No | Yes | Yes | 
| Bitly | URL shortener and link management | OAuth | Yes | Unknown | 
| CleanURI | URL shortener service | No | Yes | Yes | 
| ClickMeter | Monitor, compare and optimize your marketing links | apiKey | Yes | Unknown | 
| Git.io | Git.io URL shortener | No | Yes | Unknown | 
| Is.gd | URL Shortening API | No | Yes | Unknown | 
| Kutt | Free Modern URL Shortener | apiKey | Yes | Yes | 
| Rebrandly | Custom URL shortener for sharing branded links | apiKey | Yes | Unknown | 
| Shrtcode | URl Shortener with multiple Domains | No | Yes | Yes | 
| Shrtlnk | Simple and efficient short link creation | apiKey | Yes | Yes | 
| T.LY | URL shortener API | No | Yes | No | 
| TinyUID | Shorten long URLs | No | Yes | Yes | 
| Zero Width Shortener | Shortens URLs using spaces that have zero width, making them invisible to humans | No | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| Brazilian Vehicles and Prices | Vehicles information from Fundação Instituto de Pesquisas Econômicas - Fipe | No | Yes | Unknown | 
| Kelley Blue Book | Vehicle info, pricing, configuration, plus much more | apiKey | Yes | No | 
| Mercedes-Benz | Telematics data, remotely access vehicle functions, car configurator, locate service dealers | apiKey | Yes | No | 
| Motor Vehicle Department, Maharashtra, India | Driving License (DL) and Vehicle Registration Certificate (RC) of the State Maharashtra of India | apiKey | Yes | No | 
| NHTSA | NHTSA Product Information Catalog and Vehicle Listing | No | Yes | Unknown | 
| Smartcar | Lock and unlock vehicles and get data like odometer reading and location. Works on most new cars | OAuth | Yes | Yes | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| An API of Ice And Fire | Game Of Thrones API | No | Yes | Unknown | 
| Breaking Bad | Breaking Bad API | No | Yes | Unknown | 
| Breaking Bad Quotes | Some Breaking Bad quotes | No | Yes | Unknown | 
| Czech Television | TV programme of Czech TV | No | No | Unknown | 
| Dailymotion | Dailymotion Developer API | OAuth | Yes | Unknown | 
| ErosNow | API for Bollywood films and many more | No | Yes | Unknown | 
| Final Space | Final Space API | No | Yes | Yes | 
| Game of Thrones Quotes | Some Game of Thrones quotes | No | Yes | Unknown | 
| MCU Countdown | A Countdown to the next MCU Film | No | Yes | Yes | 
| Movie Quote | Random Movie and Series Quotes | No | Yes | Yes | 
| Open Movie Database | Movie information | apiKey | Yes | Unknown | 
| Ron Swanson Quotes | Television | No | Yes | Unknown | 
| STAPI | Information on all things Star Trek | No | No | No | 
| SWAPI | All the Star Wars data you've ever wanted | No | Yes | Yes | 
| SWAPI | All things Star Wars | No | Yes | Yes | 
| The Lord of the Rings | The Lord of the Rings API | apiKey | Yes | Unknown | 
| The Vampire Diaries | TV Show Data | apiKey | Yes | Yes | 
| ThronesApi | Game Of Thrones Characters Data with imagery | No | Yes | Unknown | 
| TMDb | Community-based movie data | apiKey | Yes | Unknown | 
| Trakt | Movie and TV Data | apiKey | Yes | Yes | 
| TVDB | Television data | apiKey | Yes | Unknown | 
| TVMaze | TV Show Data | No | No | Unknown | 
| Vimeo | Vimeo Developer API | OAuth | Yes | Unknown | 
| YouTube | Add YouTube functionality to your sites and apps | OAuth | Yes | Unknown | 
| API | Description | Auth | HTTPS | CORS | 
|---|---|---|---|---|
| 7Timer! | Weather, especially for Astroweather | No | No | Unknown | 
| AccuWeather | Weather and forecast data | apiKey | No | Unknown | 
| apilayer weatherstack | Real-Time & Historical World Weather Data API | apiKey | Yes | Unknown | 
| APIXU | Weather | apiKey | Yes | Unknown | 
| AviationWeather | NOAA aviation weather forecasts and observations | No | Yes | Unknown | 
| ColorfulClouds | Weather | apiKey | Yes | Yes | 
| Foreca | Weather | OAuth | Yes | Unknown | 
| MetaWeather | Weather | No | Yes | No | 
| Meteorologisk Institutt | Weather and climate data | User-Agent | Yes | Unknown | 
| NOAA Climate Data | Weather and climate data | apiKey | Yes | Unknown | 
| ODWeather | Weather and weather webcams | No | No | Unknown | 
| openSenseMap | Data from Personal Weather Stations called senseBoxes | No | Yes | Yes | 
| OpenUV | Real-time UV Index Forecast | apiKey | Yes | Unknown | 
| OpenWeatherMap | Weather | apiKey | Yes | Unknown | 
| QWeather | Location-based weather data | apiKey | Yes | Yes | 
| SG Weather Reading | Realtime weather readings for Singapore area including other weather parameters | No | Yes | Unknown | 
| Storm Glass | Global marine weather from multiple sources | apiKey | Yes | Yes | 
| Troposphere | Global weather and climate data | apiKey | Yes | Yes | 
| Visual Crossing | Global historical and weather forecast data | apiKey | Yes | Yes | 
| weather-api | A RESTful free API to check the weather | No | Yes | No | 
| Weatherbit | Weather | apiKey | Yes | Unknown | 
| wttr | ⛅ The right way to check the weather | No | Yes | Unknown |