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> /v1/apis · THE FREE API DIRECTORY

Public APIs[0159]

159 free public APIs across 52 categories. Filter by auth, CORS, HTTPS support — find what you need to build with.

30 of 159 APIs · Development · page 3 / 6CLEAR FILTERS ↻
// DEVELOPMENT0061

Hoppscotch

A lightweight, fast, and customizable app for testing and designing APIs. A free, fast, and beautiful

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0062

Host.io

Domains Data API for Developers

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0063

HTTP2.Pro

Test endpoints for client and server HTTP/2 protocol support

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0064

Httpbin

A Simple HTTP Request & Response Service

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0065

HTTPie

a free command-line HTTP client for the API era

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0066

httpSMS

Use your Android phone as an SMS gateway to send and receive SMS messages via a simple HTTP API

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0067

Hunter

API for domain search, professional email finder, author finder and email verifier

AUTH: APIKEYHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0068

IBM Text to Speech

Convert text to speech

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0069

IFTTT

IFTTT Connect API

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0070

Image-Charts

Generate charts, QR codes and graph images

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0071

import.io

Retrieve structured data from a website or RSS feed

AUTH: APIKEYHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0072

Insomnia

A free API client that allows you to design, debug, test, and mock APIs locally, on Git, or cloud.

AUTH: OAUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0073

IP2WHOIS Information Lookup

WHOIS domain name lookup

AUTH: APIKEYHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0074

IP Details API

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

AUTH: APIKEYHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0075

ipfind.io

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

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0076

IPify

A simple IP Address API

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0077

IPinfo

Another simple IP Address API

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0078

IPLocate

IP geolocation and threat data API

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0079

IPQuery

A free IP Geolocation and proxy/tor/VPN detection API

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0080

jsDelivr

Package info and download stats on jsDelivr CDN

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0081

JSON 2 JSONP

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

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗
// DEVELOPMENT0082

JSONbin.io

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

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0083

JSONsilo.com

Hassle-free JSON hosting. Convert your JSON file to an API in minutes at no cost.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0084

Kroki

Creates diagrams from textual descriptions

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0085

Lua Decompiler

Online Lua 5.1 Decompiler

NO AUTHHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0086

MAC address vendor lookup

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

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0087

Markdown to HTML API

This API lets you upload and transform a Markdown file to HTML

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0088

Markdown to JSON API

Upload Markdown and get JSON with one API call

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0089

MetaScrape

Extract metadata, Open Graph tags, and structured data from any URL

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0090

MicroENV

Fake Rest API for developers

NO AUTHHTTPSCORS: UNKNOWNOPEN ↗