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Top 129 Development APIs For Developers - Public APIs

  • 24 Pull Requests - Project to promote open source collaboration during December
  • Abacus - Free and simple counting service. You can use it to track page hits and specific events
  • Abstract Screenshot - Take programmatic screenshots of web pages from any website
  • Agify.io - Estimates the age from a first name
  • API Grátis - Multiples services and public APIs
  • ApicAgent - Extract device details from user-agent string
  • ApiFlash - Chrome based screenshot API for developers
  • APIs.guru - Wikipedia for Web APIs, OpenAPI/Swagger specs for public APIs
  • ApyHub - 110+ APIs to add to your next software application
  • Azure DevOps - The Azure DevOps basic components of a REST API request/response pair
  • Beeceptor - Build a mock Rest API endpoint in seconds
  • Bitbucket - Bitbucket API
  • Blitapp - Schedule screenshots of web pages and sync them to your cloud
  • Blynk-Cloud - Control IoT Devices from Blynk IoT Cloud
  • Brainshop.ai - Make A Free A.I Brain
  • Brave Search API - An index of billions of pages in a single call
  • BrowserCat - Headless browser API for automation, scraping, and more
  • Browshot - Easily make screenshots of web pages in any screen size, as any device
  • CDNJS - Library info on CDNJS
  • Ciprand - Secure random string generator
  • Cloudflare Trace - Get IP Address, Timestamp, User Agent, Country Code, IATA, HTTP Version, TLS/SSL Version & More
  • Codex - Online Compiler for Various Languages
  • Contentful Images - Used to retrieve and apply transformations to images
  • CORS Proxy - Get around the dreaded CORS error by using this proxy as a middle man
  • Databricks - Service to manage your databricks account,clusters, notebooks, jobs and workspaces
  • DigitalOcean Status - Status of all DigitalOcean services
  • Docker Hub - Interact with Docker Hub
  • DomainDb Info - Domain name search to find all domains containing particular words/phrases/etc
  • ExtendsClass JSON Storage - A simple JSON store API
  • Gcore CDN - Make your app fast and responsive for a global audience with Gcore CDN.
  • Gcore Cloud - Scalable, secure, and reliable hybrid cloud services anywhere in the world.
  • Gcore DNS - Fast and resilient DNS hosting service by Gcore. Improve the performance and availability of your online business.
  • Genderize.io - Estimates a gender from a first name
  • Generate Full Webpage Screenshot - Dynamically capture full page screenshots of websites.
  • GETPing - Trigger an email notification with a simple GET request
  • Ghost - Get Published content into your Website, App or other embedded media
  • GitHub - Make use of GitHub repositories, code and user info programmatically
  • Gitlab - Automate GitLab interaction programmatically
  • Glitterly - Image generation API
  • Google Docs - API to read, write, and format Google Docs documents
  • Google Firebase - Google's mobile application development platform that helps build, improve, and grow app
  • Google Fonts - Metadata for all families served by Google Fonts
  • Google Keep - API to read, write, and format Google Keep notes
  • Google Sheets - API to read, write, and format Google Sheets data
  • Google Slides - API to read, write, and format Google Slides presentations
  • Gorest - Online REST API for Testing and Prototyping
  • Hasura - GraphQL and REST API Engine with built in Authorization
  • Heroku - REST API to programmatically create apps, provision add-ons and perform other task on Heroku
  • Hoppscotch - A lightweight, fast, and customizable app for testing and designing APIs. A free, fast, and beautiful
  • Host.io - Domains Data API for Developers
  • HTTP2.Pro - Test endpoints for client and server HTTP/2 protocol support
  • Httpbin - A Simple HTTP Request & Response Service
  • HTTPie - a free command-line HTTP client for the API era
  • httpSMS - Use your Android phone as an SMS gateway to send and receive SMS messages via a simple HTTP API
  • Hunter - API for domain search, professional email finder, author finder and email verifier
  • IBM Text to Speech - Convert text to speech
  • IFTTT - IFTTT Connect API
  • Image-Charts - Generate charts, QR codes and graph images
  • import.io - Retrieve structured data from a website or RSS feed
  • Insomnia - A free API client that allows you to design, debug, test, and mock APIs locally, on Git, or cloud.
  • IP2WHOIS Information Lookup - WHOIS domain name lookup
  • ipfind.io - Geographic location of an IP address or any domain name along with some other useful information
  • IPify - A simple IP Address API
  • IPinfo - Another simple IP Address API
  • jsDelivr - Package info and download stats on jsDelivr CDN
  • JSON 2 JSONP - Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript
  • JSONbin.io - Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps
  • JSONsilo.com - Hassle-free JSON hosting. Convert your JSON file to an API in minutes at no cost.
  • Kroki - Creates diagrams from textual descriptions
  • License-API - Unofficial REST API for choosealicense.com
  • Lua Decompiler - Online Lua 5.1 Decompiler
  • MAC address vendor lookup - Retrieve vendor details and other information regarding a given MAC address or an OUI
  • MicroENV - Fake Rest API for developers
  • Mocky - Mock user defined test JSON for REST API endpoints
  • MY IP - Get IP address information
  • MySQL Visual EXPLAIN - Transform MySQL EXPLAIN output to interactive graphs
  • Nationalize.io - Estimate the nationality of a first name
  • Netlify - Netlify is a hosting service for the programmable web
  • NetworkCalc - Network calculators, including subnets, DNS, binary, and security tools
  • npm Registry - Query information about your favorite Node.js libraries programmatically
  • OneSignal - Self-serve customer engagement solution for Push Notifications, Email, SMS & In-App
  • Open Page Rank - API for calculating and comparing metrics of different websites using Page Rank algorithm
  • OpenAPIHub - The All-in-one API Platform
  • PipeDream - Pipedream is the fastest way to build powerful applications that connect all the services in your stack
  • Postman - Tool for testing APIs
  • Proxmox VE API - API of self-hosted Proxmox VE. Address: https://your.server:8006/api2/json/ (configuring in installation process)
  • ProxyCrawl - Scraping and crawling anticaptcha service
  • ProxyKingdom - Rotating Proxy API that produces a working proxy on every request
  • Pusher Beams - Push notifications for Android & iOS
  • Pusher Channels - Realtime features
  • QR code - Create an easy to read QR code and URL shortener
  • QR code - Generate and decode / read QR code graphics
  • QR code Generator - Static and Dynamic QR code generator with custom and unique QR code design
  • Qrcode Monkey - Integrate custom and unique looking QR codes into your system or workflow
  • QuickChart - Generate chart and graph images
  • Random Stuff - Can be used to get AI Response, jokes, memes, and much more at lightning-fast speed
  • Rejax - Reverse AJAX service to notify clients
  • ReqRes - A hosted REST-API ready to respond to your AJAX requests
  • RSS to JSON - Returns RSS feed in JSON format using feed URL
  • ScrapeNinja - Scraping API with Chrome fingerprint and residential proxies
  • ScraperApi - Easily build scalable web scrapers
  • scraperBox - Undetectable web scraping API
  • Scrapfly - Scrapfly is an enterprise-grade solution providing Web Scraping API that aims to simplify the scraping process by managing everything: real browser rendering, rotating proxies, and fingerprints (TLS, HTTP, browser) to bypass all major anti-bots.
  • ScrapingAnt - Headless Chrome scraping with a simple API
  • ScrapingDog - Proxy API for Web scraping
  • ScreenshotAPI.net - Create pixel-perfect website screenshots
  • Screenshotbase - Screenshot API, 1000 free requests per month
  • ScreenshotOne.com - Convert URLs, HTML, or Markdown into PNG, JPEG, WebP, or PDF with a simple screenshot API
  • SearchApi - Real-Time Google SERP API
  • SEO Tags Generator API - The Generate SEO Tags API generates all the most important META tags based on any content
  • Serialif Color - Color conversion, complementary, grayscale and contrasted text
  • SERP Rank Checker - Check realtime Google SERP Rank of any keywords.
  • SerpApi - Scrape Google and other search engines
  • Shadify - Service for generating data and executing logic to create various games and puzzles
  • Sheet2API - Easy Google Sheets and Excel Online API
  • Sheetsu - Easy google sheets integration
  • Sonar - Project Sonar DNS Enumeration API
  • SonarQube - SonarQube REST APIs to detect bugs, code smells & security vulnerabilities
  • StackExchange - Q&A forum for developers
  • Statically - A free CDN for developers
  • Supportivekoala - Autogenerate images with template
  • Svix - Webhooks as a Service
  • Tolgee - Open-source localization (i18n) platform enabling you to translate you app fast
  • Tyk - Api and service management platform
  • Wandbox - Code compiler supporting 35+ languages mentioned at wandbox.org
  • WebScraping.AI - Web Scraping API with built-in proxies and JS rendering
  • YADG - An API that scrapes music release data and renders it using different templates
  • ZenRows - Web Scraping API that bypasses anti-bot solutions while offering JS rendering, and rotating proxies
  • Zuplo - API platform for Development, Deployment, and Docs - add auth, rate-limiting, and monetization fast

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