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Public APIs about Development

Last Update: Oct. 18, 2021, 2:01 a.m.

104 APIs in this category

Project to promote open source collaboration during December

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Estimates the age from a first name

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Chrome based screenshot API for developers

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IP, Domains and Emails anti-abuse API blocklist

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Wikipedia for Web APIs, OpenAPI/Swagger specs for public APIs

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Return a site's meta tags in JSON format

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Bitbucket API

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Find random activities to fight boredom

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Easily make screenshots of web pages in any screen size, as any device

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Library info on CDNJS

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Structured changelog metadata from open source projects

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Free and simple counting service. You can use it to track page hits and specific events

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Status of all DigitalOcean services

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Domain name search to find all domains containing particular words/phrases/etc

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Estimates a gender from a first name

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Make use of GitHub repositories, code and user info programmatically

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Automate GitLab interaction programmatically

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Chat for Developers

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Test endpoints for client and server HTTP/2 protocol support

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Convert text to speech

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Visual Recognition with pretrained or user trained model

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IFTTT Connect API

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Generate charts, QR codes and graph images

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Retrieve structured data from a website or RSS feed

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A simple IP Address API

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Another simple IP Address API

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Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript

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Pretty Prints JSON data

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Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps

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Compile and run source code

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Unofficial REST API for choosealicense.com

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Retrieve vendor details and other information regarding a given MAC address or an OUI

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Estimate the nationality of a first name

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Multiple spam filtering service

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Spam filtering system

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Tool for testing APIs

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Scraping and crawling anticaptcha service

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A collective list of free JSON APIs for use in web development

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Push notifications for Android & iOS

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Create an easy to read QR code and URL shortener

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Generate chart and graph images

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A hosted REST-API ready to respond to your AJAX requests

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Extract and monitor data from any website

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Easily build scalable web scrapers

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Create pixel-perfect website screenshots

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ALL-CAPS AS A SERVICE

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Q&A forum for developers

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Package info and download stats on jsDelivr CDN

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Real-time, Scalable Proxy & Web Scraping REST API

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Real-Time & Accurate Google Search Results API

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Secure User-Agent String Lookup JSON API

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Public API for javascript, css and font libraries on PageCDN

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Create new QR Code or decode existing one

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Take programmatic screenshots of web pages from any website

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Send static html form submissions to Google Sheets, Email, Slack or Telegram

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Trigger an email notification with a simple GET request

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Domains Data API for Developers

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Schedule screenshots of web pages and sync them to your cloud

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WHOIS domain name lookup

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Convert and retrieve hexadecimal, binary, decimal, and octal values with ease

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Proxy API for Web scraping

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Headless Chrome scraping with a simple API

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Web Scraping API with built-in proxies and JS rendering

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Creates diagrams from textual descriptions

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A simple JSON store API

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Fake Rest API for developers

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Undetectable web scraping API

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Image generation API

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Color conversion, complementary, grayscale and contrasted text

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Discover what is currently trending on github

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Returns RSS feed in JSON format using feed URL

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Extract device details from user-agent string

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Online REST API for Testing and Prototyping

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Secure random string generator

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IP Address API

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A free CDN for developers

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A Simple HTTP Request & Response Service

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Get IP Address, Timestamp, User Agent, Country Code, IATA, HTTP Version, TLS/SSL Version & More

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Get Epoch time

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Basic DNS query via HTTP GET request

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A Simple HTTP Request & Response Service with HTTP/3 Support by Cloudflare

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Api and service management platform

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Secure User-Agent String Lookup JSON API

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Used to retrieve and apply transformations to images

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Get around the dreaded CORS error by using this proxy as a middle man

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Reverse AJAX service to notify clients

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A free, RESTful API used to screenshot any desktop, or mobile website

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Dynamic Image creation API

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Building quick backends

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Geographic location of an IP address or any domain name along with some other useful information

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API to read, write, and format Google Sheets data

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Autogenerate images with template

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Multiples services and public APIs

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Self-serve customer engagement solution for Push Notifications, Email, SMS & In-App

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Generate logs

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Online Lua 5.1 Decompiler

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Control IoT Devices from Blynk IoT Cloud

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Get Published content into your Website, App or other embedded media

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Integrate custom and unique looking QR codes into your system or workflow

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Service to manage your databricks account,clusters, notebooks, jobs and workspaces

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API to read, write, and format Google Docs documents

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Can be used to get AI Response, jokes, memes, and much more at lightning-fast speed

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Mock user defined test JSON for REST API endpoints

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Interact with Docker Hub

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