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> /v1/apis · THE FREE API DIRECTORY

Public APIs[0557]

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

30 of 557 APIs · page 4 / 19CLEAR FILTERS ↻
// TEXT ANALYSIS0091

Chatpdf

Chat with pdf using GPT4 and ChatGPT

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0092

ChatterBox

One API for meeting bots on Zoom, Meet & Teams

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// GAMES & COMICS0093

CheapShark

Steam/PC Game Prices and Deals

NO AUTHHTTPSCORS: YESOPEN ↗
// GOVERNMENT0094

City, Toronto Open Data

Toronto (CA) City Open Data

NO AUTHHTTPSCORS: YESOPEN ↗
// GOVERNMENT0095

civicAPI

Provides live and historic election results for races across the world

NO AUTHHTTPSCORS: YESOPEN ↗
// SECURITY0096

Classify

Encrypting & decrypting text messages

NO AUTHHTTPSCORS: YESOPEN ↗
// URL SHORTENERS0097

CleanURI

URL shortener service

NO AUTHHTTPSCORS: YESOPEN ↗
// AUTHENTICATION & AUTHORIZATION0098

Clerk

Drop-in React components for authentication and authorization

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// ENVIRONMENT0099

Climatiq

Calculate the environmental footprint created by a broad range of emission-generating activities

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// SPORTS & FITNESS0100

Cloudbet

Official Cloudbet API provides real-time sports odds and betting API to place bets programmatically

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0101

Cloudflare Trace

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

NO AUTHHTTPSCORS: YESOPEN ↗
// MACHINE LEARNING0102

Cloudmersive

Image captioning, face recognition, NSFW classification

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DOCUMENTS & PRODUCTIVITY0103

Cloudmersive Document and Data Conversion

HTML/URL to PDF/PNG, Office documents to PDF, image conversion

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// TEXT ANALYSIS0104

Cloudmersive Natural Language Processing

Natural language processing and text analysis

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// PHONE0105

Cloudmersive Validate

Validate international phone numbers

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// EMAIL0106

Cloudmersive Validate

Validate email addresses, phone numbers, VAT numbers and domain names

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// MACHINE LEARNING0107

Cohere

Harness the power of language understanding. Join the developers and businesses who are using Cohere to generate, categorize and organize text at a scale that was previously unimaginable.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// CRYPTOCURRENCY0108

CoinGecko

Cryptocurrency Price, Market, and Developer/Social Data

NO AUTHHTTPSCORS: YESOPEN ↗
// CRYPTOCURRENCY0109

Coinpaprika

Cryptocurrencies prices, volume and more

NO AUTHHTTPSCORS: YESOPEN ↗
// CRYPTOCURRENCY0110

CoinStats

Blockchain and DeFi across 120+ chains, market, historical data, portfolio tracking, news, sentiment, MCP, and agent skills

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// WEATHER0111

ColorfulClouds

Weather

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// ART & DESIGN0112

ColorMagic

Color Palette Generator

NO AUTHHTTPSCORS: YESOPEN ↗
// BUSINESS0113

CompanyEnrich

API for B2B company data enrichment, domain enrichment, and website enrichment

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// SECURITY0114

Complete Criminal Checks

Provides data of offenders from all U.S. States and Puerto Rico

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// VIDEO0115

Compress Video API

Compress video files through an asynchronous workflow, a practical API for large-scale or long-duration videos / tasks

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0116

Contentful Images

Used to retrieve and apply transformations to images

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// CURRENCY EXCHANGE0117

Convert Currency to Multiple Currencies

Convert currencies from a source currency to multiple target currencies.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DOCUMENTS & PRODUCTIVITY0118

Convert HTML to PDF API

This API converts any HTML (file, url, base64) to a PDF

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// PHOTOGRAPHY0119

Convert Images to PDF API

Convert any image to a PDF without losing quality with one API call

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DOCUMENTS & PRODUCTIVITY0120

Convert RSS to JSON

Transform raw RSS data into structured JSON

AUTH: APIKEYHTTPSCORS: YESOPEN ↗