805 free APIs.
Built for builders.

Resource to help get pets adopted

Collection of axolotl pictures and facts

Daily cat facts

Cat as a service (cats pictures and gifs)

Pictures of cats from Tumblr

Random dog facts

Based on the Stanford Dogs Dataset

Retrieve recent or notable birding observations within a region

Information and pictures about individual fish species

Cat for every HTTP Status

Dogs for every HTTP response status code

IUCN Red List of Threatened Species

Get random cat facts

Movement and Migration data of animals

Petfinder is dedicated to helping pets find homes

Placeholder bear pictures

Placeholder Dog pictures

Placeholder Kitten pictures

Random pictures of dogs

Random pictures of ducks

Random pictures of foxes

Pet adoption

Random pictures of Shiba Inu, cats or birds

A public service all about Dogs

Bird recordings

Facts and pictures of zoo animals

Anime discovery, streaming & syncing with trackers

Anime Database

Anime discovery & tracking

Anime quotes (over 10k+)

Anime Facts (over 100+)

Anime industry news

Neko images, funny GIFs & more

Unofficial MyAnimeList API

Anime discovery platform

Manga Database and Community

Anime and Manga Database and Community

Neko Images & Anime roleplaying GIFs

Anime discovery, tracking, forum, rates

Resources from Studio Ghibli films

Get the exact scene of an anime from a screenshot

Waifu pictures with multiple tags

Image sharing platform for anime images

IP/domain/URL reputation

IP/domain/URL reputation

Malware execution and analysis

Google Link/Domain Flagging

Malware Archive / file sourcing

Collect and share malware samples

Check links for known phishing attempts

IP/domain/URL reputation

REST API to scan submitted documents/files for threats

Bulk queries and Download Malware Samples

Scan and Analyse URLs

VirusTotal File/URL Analysis

IP/domain/URL reputation

Art collection from Chicago

Color scheme generator

Get various patterns, palettes and images

Smithsonian Design Museum

Discover the world's top designers & creatives

Get emojis by categories and groups

European Museum and Galleries content

Harvard art collection

Favicons for any website, with fallbacks

Icons

Icons

Icons with predone Animations

Met Museum of Art collection

Icons

Noise Background Image Generator

SVG Icon Generator

RijksMuseum Data

Generate & convert colors

Adaptable authentication and authorization platform

Implement OTP flow quickly

User management and authentication

Secure and modern passwordless authentication

Passwordless authentication

User infrastructure for modern applications

APIs for authorization and access control

Onchain GraphQL APIs & DEX APIs

Build hybrid smart contracts

Anchor data to the Bitcoin blockchain

Multi-blockchain data aggregator platform

Ethereum explorer API

Global distributed network for wireless coverage

Blockchain-as-a-service via API

Blockchain-based blogging and social media

Indexing protocol for querying networks like Ethereum

Simple and reliable Ethereum blockchain API

Bhagavad Gita with 21+ author translations

Free Bible API with multiple languages

Books from British National Library

Books & Articles Metadata

Books data and search

Web-API for Project Gutenberg Books Library

Books, book covers and related data

Books, book covers and related data

Vast poetry collection

Retrieve any Ayah, Surah, Juz or the entire Quran

Everything you need from the Bible

Information from the Harry Potter universe

Manage BI dashboards and data sources

Non-profit charity data

Search for company logos

Registered Domain Names Search

Hire freelancers to get work done

Flexible RESTful access to inbox

Collect, configure and analyze your data

Send marketing campaigns and transactional mails

Marketing email and templates via API

Take payments, manage refunds, customer checkout

Email Finder for B2B sales and email marketing

Boards, lists and cards to organize projects

Worldwide Holidays

Advanced public holiday and observance service

Display, create and modify Google calendar events

Convert between Gregorian and Hebrew

Historical data regarding holidays

Public holidays for more than 90 countries

National, regional, and religious holidays

Bank holidays in England, Scotland, Northern Ireland

Upload and share your files anonymously

File Sharing and Storage

File Sharing and Storage

Super simple file sharing

File Uploader & File Upload API

Unlimited size file uploads for free

File Sharing and Storage

Save & Share screen captures instantly

Simple and quick private image sharing

Microsoft File Sharing and Storage

Free JSON storage for small projects

Plain Text Storage

IPFS Pinning Services API

No-bullshit file hosting and URL shortening

Free file sharing with 1TB Space

Build tool and processes for development pipelines

Fastest CI/CD platform

Automate software development with CI/CD

Continuous Integration Platform in the cloud

Sync GitHub projects with Travis CI

Token and pool stats across liquidity pools

API for querying decentralize exchange

Ethereum Node-as-a-Service Provider

Cryptocurrency Exchange

Cryptocurrency Trading Platform

Next Generation Crypto Trading Platform

Bitcoin Payment, Wallet & Transaction Data

All Currency Exchanges under a single api

Bitcoin, Bitcoin Cash, Litecoin and Ethereum Prices

Real time Cryptocurrency prices

Bitcoin Price Index in multiple currencies

Cryptocurrency Price, Market, and Developer Data

Cryptocurrencies prices, volume and more

Cryptocurrencies Prices

Cryptocurrencies prices, volume and more

Cryptocurrencies Comparison

Ethereum explorer API

Cryptocurrencies Exchange

Cryptocurrencies Exchange

Cryptocurrency Trading Platform

Bitcoin API Service for transaction fees

API endpoints for thousands of crypto assets

Historical and realtime cryptocurrency prices

Interact with the Solana Blockchain

Forex currency market data

Free currency API with over 150 currencies

Exchange rates and currency conversion

Exchange rates and currency conversion

Free Currency Exchange Rates with no rate limits

Current and historical exchange rates (1K req/mo free)

Free currency conversion

Free foreign exchange & crypto rates

Exchange rates and currency conversion

Exchange rates, currency conversion and time series

Currency exchange rates (XML and JSON)

Exchange rates, geolocation, VAT validation

US Address Verification

Test api server to receive and return values

Content validator against profanity & obscenity

Real-time address suggestions

Validate and append data for any US postal address

VAT number validation

Promote open source collaboration during December

Estimates the age from a first name

Wikipedia for Web APIs, OpenAPI/Swagger specs

Bitbucket API

Find random activities to fight boredom

Library info on CDNJS

Get IP, timestamp, user agent, country code & more

Free counting service for tracking events

Interact with Docker Hub

Estimates a gender from a first name

Make use of GitHub repositories programmatically

Automate GitLab interaction

Google's mobile application development platform

Metadata for all families served by Google Fonts

Read, write, and format Google Sheets data

REST API to programmatically manage Heroku

Simple HTTP Request & Response Service

IP Address API

IFTTT Connect API

WHOIS domain name lookup

Simple IP Address API

Simple IP Address API

Package info and download stats on jsDelivr CDN

Free JSON storage service

Creates diagrams from textual descriptions

Estimate the nationality of a first name

Hosting service for the programmable web

Query Node.js library info

Generate and decode QR code graphics

Generate chart and graph images

Q&A forum for developers

A free CDN for developers

Bilingual Dictionary and Thesaurus Data

Definitions, phonetics, pronounciations, examples

Word definitions, pronunciations, synonyms

Dictionary and Thesaurus Data

Definitions with example sentence and photo

Dictionary Data

Synonyms, thesaurus and antonyms

Collaborative dictionary data

Dictionary Data

Definitions and synonyms for 150,000+ words

Integrate with Airtable

Programmatic access to your asana system

Cloud-based project management tool

Push/pull time tracking data

Online file converter for many formats

HTML/URL to PDF conversion

Convert, merge, split PDFs (250/mo free)

Issue tracking and agile project management

Update data inside a monday.com account

Integrate with Notion

HTML/URL to PDF

Bookmarking service

Todo Lists API

Automated time tracking leaderboards for programmers

Validate and detect disposable email addresses

GraphQL API for ephemeral e-mail inboxes

Validate email addresses for deliverability

Validate email addresses

Disposable temporary Email addresses

Free email forwarding service

Email verification API

10 Minute Mail

Temporary Email Service

Email address validation

Prevent users from signing up with temp emails

Cloud-based SMTP provider

Marketing/transactional email and SMS

Verifies that a given email is real

Hand curated Chuck Norris jokes

REST API for Corporate Buzz Words

Get random excuses for various situations

Gets an array of popular memes

REST API to create your own meme

Get useless, but true facts

Tech-savvy sounding phrases

REST API for Yo Momma Jokes

Daily Forecast pollen conditions data

Calculate carbon (CO2) emissions estimates

Environmental footprint of emission activities

Air quality and weather data

Air quality components for The Netherlands

Open data from Great Britain's Electricity System Operator

Open air quality data

Energy production photovoltaic (PV) energy systems

Official Carbon Intensity API for Great Britain

Estimate the carbon footprint of web pages

Find events

Search events, venues and performers

Search events, attractions, or venues

Insider trading data, earnings call analysis

Realtime and historical US market data

Realtime and historical stock data

Database of IIN/BIN information

Global macroeconomic data

U.S. Department of the Treasury Data

Stock, currency, crypto, indices real-time data

Realtime and historical stock data

Stocks, Currencies, Crypto Real-Time + Websocket

Economic data from the Federal Reserve Bank of St. Louis

Realtime & Historical Stock and Market Data

A wide selection of financial data feeds

Real-Time, Intraday & Historical Market Data

Equity, index, futures, options symbology

Connect with user's bank accounts

Historical stock market data

Annual reports of public US companies

Stock market data (real-time & historical)

WallstreetBets Stock Comments Sentiment Analysis

Real time Yahoo Finance data

Budgeting & Planning

Resizable bacon placeholder images

Data about various grocery products and foods

Nutrition Analysis

Recipe Search

Random pictures of food dishes

Data about all kinds of fruit

Supermarket Data

Alcohol data

Breweries, Cideries and Craft Beer Bottle Shops

Food Products Database

Brewdog Beer Recipes

Recipes, Food Products, and Meal Planning

Open database of recipes from around the world

Open database of drinks and cocktails

Nintendo Amiibo information

Blizzard Entertainment

Brawl Stars Game Information

Chess.com read-only REST API

Clash of Clans Game Information

Clash Royale Game Information

Comics

Deck of Cards

Bungie Platform API

Dota 2 data provided by OpenDota

Reference for 5th Edition Spells, Classes, Monsters

Third-Party Developer Documentation

Game data for Final Fantasy XIV game

Fortnite Stats, Cosmetics, Items, News & More

Free-To-Play Games Database

Genshin Impact game data

Halo 5 and Halo Wars 2 Information

All the Hearthstone cards

Video Game Database

Programming, Miscellaneous and Dark Jokes

Marvel Comics

Mojang / Minecraft API

Trivia questions

E-sports games and tournaments

PUBG Stats API

Pokémon Information

Pokémon TCG Information

Explore 350,000+ games

Hundreds of characters, images, locations and episodes

Game data for League of Legends

Magic: The Gathering database

Steam Client Interaction

All the Superheroes and Villains data

All the Star Wars data

Multi languages Pokémon TCG Information

Player, league and replay data from TETR.IO

Wargaming.net info and stats

Address database of France

Most countries' administrative divisions database

Country, region and city information

Create/customize digital maps with Bing data

Powerful Geolocation, Networking, Parsing & more

Get visitor's country from IP

Free geo ip information, no API key required

French geographical data

Geocoding of city name by lat/long

Forward and reverse geocoding

Place names and other geographical data

Cloud-based platform for planetary-scale environment analysis

Create/customize digital maps

Get hello translation following user language

Maps Traffic, Public Transit, Geocoding

Map an IP to a country

Find geolocation with details

IP Geolocation API

Detailed location for any IP

Find IP address location information

Geolocation API with detailed information about IPs

Free IP Geolocation API

Geolocation, currency, timezone, ASN, language

Locate and identify website visitors by IP

Custom online maps

Maps, Geocoding, Directions, Search

Provides OpenStreetMap geocoding services

Singapore Land Authority REST API

Forward and reverse geocoding using open data

Navigation, geolocation and geographical data

Forward and reverse address geocoding

Get information about countries via a RESTful API

Maps, Routing, Geocoding, Traffic

Discover and share maps with friends

ZIP-code based geolocation, demographics, real estate

Get information about a place

Access to the laws of British Columbia, Canada

Open Data from the Brazilian Chamber

U.S. government data on business

US Census Bureau public data

Berlin city administration open data

Nantes Métropole open data

New York City data

Toronto City Open Data

Federal Government open source initiative

Colorado State Government open data

US Public Data

US Government Data

VA APIs Platform

The daily journal of the US Government

US Federal Election Committee data

Australian Government Open Data

Belgium Government Open Data

Canadian Government Open Data

French Government Open Data

Indian Government Open Data

Italy Government Open Data

New Zealand Government Open Data

Romania Government Open Data

Spain Government Open Data

Taiwan Government Open Data

Thailand Government Open Data

UK Government Open Data

United States Government Open Data

Find representatives in Canada

US federal spending data

Cat as a service (cats pictures and gifs)

Covid 19 spread, infection and recovery

Tracking of Covid 19 cases in India

Data on Covid-19 with daily updates

Logging and retrieving diabetes information

National Nutrient Database for Standard Reference

Educational content about US health insurance

Open platform for sharing humanitarian data

Genomic sequences and metadata for SARS-CoV-2

NLP that extracts mentions of clinical concepts

Makeup Information

Sleep Apnea Information

National Plan & Provider Enumeration System

Largest verified nutrition database

Public FDA data about drugs, devices and foods

Medical platform for storing healthcare records

Coronavirus Tracker API

National Nutrient Database

Job board aggregator

Job board for Europe / Remote

Job board API

Jobs with GraphQL

Job aggregator

Job search engine

Job titles, skills and related jobs data

Jobs and remote companies

Jobs with location independence

Remote jobs api

Job board and company profiles

Freelance job board and management system

US government job board

Free Various Thai AI API

Computer Vision

Image captioning, face recognition, NSFW classification

AI for code review

Natural Language Processing

Filtering out the basic and ineffective words

Detect sentiment, emotion, hate-speech in text

NLP for various tasks

Image Recognition Solutions

Computer Vision services

Real-time prediction product

Data Analytics

Time series analysis API

Forecasting API for timeseries data

Computational knowledge engine

Automated music mastering

Stream and discover music

Music Events

Music

Music

Music genre generator

Software products

Music

Bollywood Music Streaming and Podcasts

Songs, playlists from KKBOX Music

Music

Simple API to retrieve the lyrics of a song

Music

Music

Music

Music Events

Provides guitar, bass and drums tabs and chords

Stream Millions of Tracks

View Music Artists, Tracks and Podcasts

Music

Crowdsourced lyrics and music knowledge

Search for news and metadata

Provides access to millions of pages of historic US newspapers

Latest news published in various news sources

RSS reader

Search for news from various sources

Find graphs of corona infection rates

Social news for CS and entrepreneurship

Short 60-word news on various topics

Live stock-filterable news with sentiment

Free, simple REST API for live news and blog articles

Headlines currently published on a range of news sources

News data for over 80 countries in JSON format

NYT articles, books, movies and more

Personalized news listening experience from NPR

Spaceflight related news

Articles, tags, and other content from The Guardian

RSS reader

US Federal Government / 18F

The Internet Archive

JSON formatted details about Telegram public bots

United States amateur radio callsign lookups

Location Information Prediction

News articles and public datasets

Broadest collection of public data

Address search via French Government

Universities by country

Extract structured data from any website

US recreational areas and parks data

List of Roman Catholic Dioceses in JSON

Content Curation Service

Quality of Life Data

Collaboratively edited knowledge base

Mediawiki Encyclopedia

Find local business

Countly Web SDK

Search engine for openly-licensed media

Drupal.org

Tenders Electronic Daily, EU public procurement

Evil insults

Visualize your GitHub contributions

Dynamically generated stats for GitHub readmes

Open source software libraries

European patent search system api

Taiwan patent search system api

USA patent api services

Generate random advice slips

API to get access to a collection of the most inspiring expressions of mankind

Provides featured quotes, qotd, search, and more

Fuck Off As A Service

Inspirational Quotes

The largest selection of dad jokes on the internet

REST API for random Kanye West quotes

Community of readers and writers offering unique perspectives on ideas

Programming Quotes API for open source projects

Quotable is a free, open source quotations API

REST API for more than 5000 famous quotes

Aesthetic Quotes Restful API for over 1500 inspirational quotes

Quotes about Stoicism

Quotes API for inspiring quotes

Assess, collect and analyze Personality

On demand HTTP Codes with images

Large collection of Zen quotes for inspiration

Validate phone numbers globally

Phone number validation

Phone number validation

Phone search and specifications

Phone number validation & carrier lookup

Auto-generate images and PDFs

Image generation with query string

Dynamically generated placeholder images

Flickr Services

Stock photo data, courtesy of Getty Images

Get all your gifs

Images

Images from Unsplash

Image Background removal

Free Stock Photos and Videos

Photography

Placeholder Keanu Reeves pictures

Customizable typing SVGs

Dynamic quotes for github readmes

Image Background removal

URL 2 Image

Stock images, footage, and music

Photography

Wallpapers

Get access to Codeforces data

For compiling and running code in several languages

Compile and run source code

Documentation API

Curated research-sharing platform

Access the world's Open Access research papers

Global Biodiversity Information Facility

High Energy Physics info system

Crowdsourced species identification

Integrated Taxonomic Information System

Spaceflight launches and events database

Curated materials data

Asterank.com Information

NASA data, including imagery

Symbolic and Arithmetic Math Calculator

Facts about numbers

All facts about oceans

ISS astronauts, current location, etc

Repository and archive for study designs, research materials

Real Time Air Quality Monitoring

Free, open dataset of research events and outputs

Company, vehicle, launchpad and launch data

Sunset and sunrise times for a given latitude and longitude

Provides a simple time zone database

Earthquakes data real-time

Water quality and level info for rivers and lakes

World Data

Provide access to BinaryEdge data, threat intelligence

Best open-source password manager

Search engine for Internet connected host and devices

Chrome extension risk scoring

Secret detection on git repositories

Passwords which have previously been exposed

Perform OSINT

Managed User Authentication Service

Programmatic interfaces to engage with the MSRC

Mozilla observatory http scanner

Mozilla observatory tls scanner

U.S. National Vulnerability Database

Scan, search and collect threat intelligence

Domain and IP related information

Search engine for Internet connected devices

UK Police data

Products, Buying Options, Categories, Recommendations, Stores and Commerce

Database of different types of Bra Sizes

Iranian Marketplace

Different types of dummy data to develop, test and prototype

Sell and Buy on eBay

Fake store rest API for your e-commerce

Indian Marketplace for Sellers

E-commerce marketplace in Southeast Asia

Latin America's largest e-commerce

E-commerce plugin for WordPress

Email, calendar manipulation, parse and verification

Access to Buffer for publishing and analytics

Team Collaboration Software

Make bots for Discord, integrate Discord onto an external platform

Communicate with Disqus data

Facebook Login, Share on FB, Social Plugins, Analytics and more

Interact with Foursquare users and places (geolocation-based check-ins, photos, tips, events, etc)

Get Social Media profiles and contact Information

Social news for CS and entrepreneurship

Instagram Login, Share on Instagram, Social Plugins and more

Apply for jobs, share and more

Community of readers and writers offering unique perspectives

Data about Meetups from Meetup.com

Access to data and intelligence in Microsoft 365

Seamless Social Networking features

The world's catalog of ideas

Homepage of the internet

Open Source Reddit Clone

Team Instant Messaging

Simplified HTTP version of the MTProto API for bots

Read and write Telegram data

Fetches user info and user's video posts on TikTok platform

Read and write Tumblr Data

Game Streaming API

Read and write Twitter data

Read and write VK data

NBA Stats and Information

Bikewise is a place to learn about and report bike crashes, hazards and thefts

Official JSON API providing real-time league, team and player statistics about the CFL

City Bikes around the world

F1 data from the beginning of the world championships in 1950

Fitbit Information

Embed codes for goals and highlights from Premier League, Bundesliga, Serie A and many more

Predictions for upcoming football matches

JCDecaux's self-service bicycles

Current and historical MLB statistics

Current and historical NBA Statistics

NHL historical data and statistics

Database of sports practiced in the world

Cricket Data API for international and domestic matches

Football data API for 1500+ Leagues, livescores, odds and predictions

Connect with athletes, activities and more

Query sports data, including teams, players, games, scores and statistics

Crowd-Sourced Sports Data and Artwork

Workout manager data as exercises, muscles or equipment

A Meatier Lorem Ipsum Generator

Generate random pixel-art avatars

Service to generate test and fake data

APIs collection to get fake data

Random generators for many different categories

Fake data for testing and prototyping

Plain Lorem Ipsum generator

Generate fake data to JSON, CSV, TXT, SQL and XML

API mocking tool to generate contextual, fake or random data

Random data generator

Generates random user data

Generate random robot/alien avatars

Generates real-life faces of people who do not exist

Generate UUIDs

Generate yes or no randomly

A collection of information retrieval and natural language APIs

Natural language processing and text analysis

Detects text language

Natural language understanding technology, including sentiment, entity and syntax analysis

Style and grammar checker for 25+ languages

Text Analytics with sentiment analysis, categorization & named entity extraction

Sentiment analysis, entity extraction, content scoring

Natural language processing for advanced text analysis

Track, manage and predict shipments

Brazilian Mail Service

Shipping APIs for tracking, rates, and labels

Provides Pincode details for India

An API to query Brazilian ZIP codes (CEP) easily

Provides information about parcels in transport

Open delivery information for everyone

Shipment and Address information

Small application that measures your keyboard/mouse usage

AccuLynx is a roofing tracking software

Access real-time and historical data of any and all airbone aircraft

Get name and website-URL for airports by ICAO code

Real-time data of any marine and inland vessel equipped with AIS tracking system

Travel Search - Limited usage

FAA Aeronautical Charts and Publications, Airport Information, and Weather

Real-time Flight Status & Global Aviation Data

Best Address National Database from French Government and OpenStreetMap

Stations and predicted arrivals for BART

Search car sharing trips

Stations and predicted arrivals for MBTA

Transitland API

A-to-B routing with turn-by-turn instructions

Open APIs that deliver services in or regarding Iceland

Indian Railways Information

Audio guide for travellers

Delays in subway lines

The open API for building cool stuff with transport data

Dutch Railways

Global public registry of electric vehicle charging locations

Free real-time ADS-B aviation data

Airline, airport and route data

Provides safe restroom access for transgender, intersex and gender nonconforming individuals

Schiphol

Transit aggregation service worldwide

Marta

Belgian transport API

Third-party VBB API

Bordeaux Métropole public transport API

Budapest public transport API

Chicago Transit Authority

Czech transport API

RTD

Finnish transport API

Deutsche Bahn (DB) API

Honolulu Transportation Information

India Public Transport API

TfL API

Madrid Public Transport API

TfGM API

Minnesota Transportation Information

MTA

Norwegian transport API

Ottawa Transportation Information

RATP SNCF Unofficial API

SEPTA APIs

SP public transport API