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> /v1/apis · THE FREE API DIRECTORY

Public APIs[0311]

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

30 of 311 APIs · page 2 / 11CLEAR FILTERS ↻
// SECURITY0031

ArkForge Trust Layer

Cryptographic proof API for HTTP exchanges — Ed25519, RFC 3161, and Sigstore Rekor attestation

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// ART & DESIGN0032

Art Search

Search and discover art with semantic AI search

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DOCUMENTS & PRODUCTIVITY0033

Asana

Programmatic access to all data in your asana system

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// AUTHENTICATION & AUTHORIZATION0034

Auth0

Easy to implement, adaptable authentication and authorization platform

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0035

AutoChangelog

Automatically creates changelog entries from deployments by analyzing pull requests, commits, and code diffs across your GitHub repositories

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0036

Autom

Our SERP API delivers lightning-fast Google search results at unbeatable prices. Built for developers who need reliable, scalable access to search data without the complexity of web scraping or CAPTCHA challenges.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// SOCIAL0037

Ayrshare

Social media APIs to post, get analytics, and manage multiple users social media accounts

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// BOOKS0038

Big Book

The Big Book API allows you to semantically search, filter, sort, and recommend books

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// GEOCODING0039

BigDataCloud's IP Geolocation API

Provides fast and accurate IP geolocation APIs along with security checks and confidence area.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// GEOCODING0040

BigDataCloud's Network Engineering API

Get detailed ASN and Network lookup of an IP address.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// GEOCODING0041

BigDataCloud's Phone and Email Verification API

Syntax and Format Validation of Phone Number and Email address.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// GEOCODING0042

BigDataCloud's Reverse Geocoding API

Get rich locality information from the geographical coordinates.

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// SECURITY0043

BinaryEdge

Provide access to BinaryEdge 40fy scanning platform

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// BLOCKCHAIN0044

Bitquery

Onchain GraphQL APIs & DEX APIs

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// OPEN DATA0045

Black History Facts

Contribute or search one of the largest black history fact databases on the web

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// URL SHORTENERS0046

Bly.to

URL shortening service with analytics and tracking capabilities

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// SECURITY0047

Botd

Botd is a browser library for JavaScript bot detection

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0048

Brainshop.ai

Make A Free A.I Brain

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0049

Brand.dev

API to personalize your product with logos, colors, and company info from any domain

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DATA VALIDATION0050

Brevo Suit

Connection for brevo CRM suite

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0051

BrowserCat

Headless browser API for automation, scraping, and more

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0052

Browshot

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

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// BLOCKCHAIN0053

Bscscan

Binance Smart Chain explorer API

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// CRYPTOCURRENCY0054

BtcTurk

Real-time cryptocurrency data, graphs and API that allows buy&sell

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0055

Cache Horse

Combine/batch & cache multiple HTTP requests to save on API quotas, speed up & simplify your app

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// ENVIRONMENT0056

Carbon Interface

API to calculate carbon (C02) emissions estimates for common C02 emitting activities

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// PHOTOGRAPHY0057

Change Image Background API

This API helps you change the background of any image

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// TEXT ANALYSIS0058

Chatpdf

Chat with pdf using GPT4 and ChatGPT

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// DEVELOPMENT0059

ChatterBox

One API for meeting bots on Zoom, Meet & Teams

AUTH: APIKEYHTTPSCORS: YESOPEN ↗
// AUTHENTICATION & AUTHORIZATION0060

Clerk

Drop-in React components for authentication and authorization

AUTH: APIKEYHTTPSCORS: YESOPEN ↗