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🗂️ 免费API清单导航
💡 什么是免费API？ 接口 = 网站/程序之间互通的"插座"，免费API就是别人开放的免费数据源。
本页收录 110+ 个精选免费接口（完整库 1423 个/36 类）。免Key = 无需注册直接调用，要Key = 注册后免费申请。
适合：程序员的个人项目、小站长的数据页、学生的毕设作业、AI应用的实时数据。

🌤️ Weather 5

Open-Meteo
Global weather forecast API for non-commercial use
免KeyHTTPSCORS可用
OpenWeatherMap
Weather
要KeyHTTPS
7Timer!
Weather, especially for Astroweather
免KeyHTTP
AQICN
Air Quality Index Data for over 1000 cities
要KeyHTTPS
WeatherAPI
Weather API with other stuff like Astronomy and Geolocation API
要KeyHTTPSCORS可用

💱 Currency Exchange 5

Exchangerate.host
Free foreign exchange & crypto rates API
免KeyHTTPS
Exchangeratesapi.io
Exchange rates with currency conversion
要KeyHTTPSCORS可用
Currencylayer
Exchange rates and currency conversion
要KeyHTTPS
Amdoren
Free currency API with over 150 currencies
要KeyHTTPS
Frankfurter
Exchange rates, currency conversion and time series
免KeyHTTPSCORS可用

📈 Finance 3

Alpha Vantage
Realtime and historical stock data
要KeyHTTPS
Marketstack
Real-Time, Intraday & Historical Market Data API
要KeyHTTPS
CoinGecko
Cryptocurrency Price, Market, and Developer/Social Data
免KeyHTTPSCORS可用

🪙 Cryptocurrency 3

CoinGecko
Cryptocurrency Price, Market, and Developer/Social Data
免KeyHTTPSCORS可用
CoinCap
Real time Cryptocurrency prices through a RESTful API
免KeyHTTPS
Binance
Exchange for Trading Cryptocurrencies based in China
要KeyHTTPS

🍜 Food & Drink 5

TheMealDB
Meal Recipes
要KeyHTTPSCORS可用
Edamam recipes
Recipe Search
要KeyHTTPS
Spoonacular
Recipes, Food Products, and Meal Planning
要KeyHTTPS
Foodish
Random pictures of food dishes
免KeyHTTPSCORS可用
Coffee
Random pictures of coffee
免KeyHTTPS

📖 Dictionaries 3

Free Dictionary
Definitions, phonetics, pronounciations, parts of speech, examples, synonyms
免KeyHTTPS
Chinese Character Web
Chinese character definitions and pronunciations
免KeyHTTP
Chinese Text Project
Online open-access digital library for pre-modern Chinese texts
免KeyHTTPS

🐱 Animals 6

Cat Facts
Daily cat facts
免KeyHTTPS
Cataas
Cat as a service (cats pictures and gifs)
免KeyHTTPS
Dog Facts
Random dog facts
免KeyHTTPSCORS可用
Cats
Pictures of cats from Tumblr
要KeyHTTPS
Dog Facts
Random dog facts
免KeyHTTPSCORS可用
PlaceDog
Placeholder Dog pictures
免KeyHTTPSCORS可用

🎭 Entertainment 4

chucknorris.io
JSON API for hand curated Chuck Norris jokes
免KeyHTTPS
icanhazdadjoke
The largest selection of dad jokes on the internet
免KeyHTTPS
Yo Momma Jokes
REST API for Yo Momma Jokes
免KeyHTTPS
SWAPI
All the Star Wars data you've ever wanted
免KeyHTTPSCORS可用

🌸 Anime 2

Jikan
Unofficial MyAnimeList API
免KeyHTTPSCORS可用
AniList
Anime discovery & tracking
OAuthHTTPS

📚 Books 3

Open Library
Books, book covers and related data
免KeyHTTPS
Google Books
Books
OAuthHTTPS
PoetryDB
Enables you to get instant data from our vast poetry collection
免KeyHTTPSCORS可用

📰 News 4

Spaceflight News
Spaceflight related news 🚀
免KeyHTTPSCORS可用
Mediastack
Free, Simple REST API for Live News & Blog Articles
要KeyHTTPS
The Guardian
Access all the content the Guardian creates, categorised by tags and section
要KeyHTTPS
Associated Press
Search for news and metadata from Associated Press
要KeyHTTPS

🔤 Text Analysis 2

NLP Cloud
NLP API using spaCy and transformers for NER, sentiments, classification, summarization, and more
要KeyHTTPS
IBM Text to Speech
Convert text to speech
要KeyHTTPSCORS可用

📷 Photography 2

Lorem Picsum
Images from Unsplash
免KeyHTTPS
Unsplash
Photography
OAuthHTTPS

💬 Personality 3

Advice Slip
Generate random advice slips
免KeyHTTPS
Dictum
API to get access to the collection of the most inspiring expressions of mankind
免KeyHTTPS
Programming Quotes
Programming Quotes API for open source projects
免KeyHTTPS

🏀 Sports & Fitness 3

OpenLigaDB
Crowd sourced sports league results
免KeyHTTPSCORS可用
NBA Stats
Current and historical NBA Statistics
免KeyHTTPS
Sportmonks Cricket
Live cricket score, player statistics and fantasy API
要KeyHTTPS

🎵 Music 4

Spotify
View Spotify music catalog, manage users' libraries, get recommendations and more
OAuthHTTPS
Deezer
Music
OAuthHTTPS
iTunes Search
Software products
免KeyHTTPS
Discogs
Music
OAuthHTTPS

🎮 Games & Comics 5

Pokéapi
Pokémon Information
免KeyHTTPS
Rick and Morty
All the Rick and Morty information, including images
免KeyHTTPSCORS可用
xkcd
Retrieve xkcd comics as JSON
免KeyHTTPS
Board Game Geek
Board games, RPG and videogames
免KeyHTTPS
SWAPI
All the Star Wars data you've ever wanted
免KeyHTTPSCORS可用

🔬 Science & Math 3

Numbers
Number of the day, random number, number facts and anything else you want to do with numbers
要KeyHTTPS
Open Science Framework
Repository and archive for study designs, research materials, data, manuscripts, etc
免KeyHTTPS
arXiv
Curated research-sharing platform: physics, mathematics, quantitative finance, and economics
免KeyHTTPS

🚗 Transportation 3

Open Charge Map
Global public registry of electric vehicle charging locations
要KeyHTTPSCORS可用
Transport for London, England
TfL API
要KeyHTTPS
City Bikes
City Bikes around the world
免KeyHTTPS

🌍 Environment 3

Open-Meteo
Global weather forecast API for non-commercial use
免KeyHTTPSCORS可用
IQAir
Air quality and weather data
要KeyHTTPS
CO2 Offset
API calculates and validates the carbon footprint
免KeyHTTPS

🩺 Health 2

openFDA
Public FDA data about drugs, devices and foods
要KeyHTTPS
Mediastack
Free, Simple REST API for Live News & Blog Articles
要KeyHTTPS

🗄️ Open Data 2

Data.gov
US Government Data
要KeyHTTPS
RandomUser
Generates and list user data
免KeyHTTPS

🔗 URL Shorteners 2

TinyURL
Shorten long URLs
要KeyHTTPS
CleanURI
URL shortener service
免KeyHTTPSCORS可用

📍 Geocoding 3

ipapi.com
Real-time Geolocation & Reverse IP Lookup REST API
要KeyHTTPS
Open-Meteo
Global weather forecast API for non-commercial use
免KeyHTTPSCORS可用
IP2WHOIS Information Lookup
WHOIS domain name lookup
要KeyHTTPS

🧪 Test Data 3

RandomUser
Generates and list user data
免KeyHTTPS
FakerAPI
APIs collection to get fake data
免KeyHTTPSCORS可用
JSONPlaceholder
Fake data for testing and prototyping
免KeyHTTP

🤖 Machine Learning 2

Clarifai
Computer Vision
OAuthHTTPS
NLP Cloud
NLP API using spaCy and transformers for NER, sentiments, classification, summarization, and more
要KeyHTTPS

📄 Documents & Productivity 2

Smartsheet
Allows you to programmatically access and Smartsheet data and account information
OAuthHTTPS
Todoist
Todo Lists
OAuthHTTPS

✉️ Email 3

mailboxlayer
Email address validation
要KeyHTTPS
Hunter
API for domain search, professional email finder, author finder and email verifier
要KeyHTTPS
Email Validation
Validate email addresses for deliverability and spam
要KeyHTTPSCORS可用

💼 Business 1

Charity Search
Non-profit charity data
要KeyHTTP

🛒 Shopping 3

eBay
Sell and Buy on eBay
OAuthHTTPS
WooCommerce
WooCommerce REST APIS to create, read, update, and delete data on wordpress website in JSON format
要KeyHTTPSCORS可用
Lazada
Retrieve product ratings and seller performance metrics
要KeyHTTPS

🛡️ Security 3

VirusTotal
VirusTotal File/URL Analysis
要KeyHTTPS
Shodan
Search engine for Internet connected devices
要KeyHTTPS
HaveIBeenPwned
Passwords which have previously been exposed in data breaches
要KeyHTTPS

⛓️ Blockchain 3

blockfrost Cardano
Interaction with the Cardano mainnet and several testnets
要KeyHTTPS
Etherscan
Ethereum explorer API
要KeyHTTPSCORS可用
Blockchain
Bitcoin Payment, Wallet & Transaction Data
要KeyHTTPS

👥 Social 4

Twitter
Read and write Twitter data
OAuthHTTPS
Instagram
Instagram Login, Share on Instagram, Social Plugins and more
OAuthHTTPS
Telegram Bot
Simplified HTTP version of the MTProto API for bots
要KeyHTTPS
Discord
Make bots for Discord, integrate Discord onto an external platform
OAuthHTTPS

📱 Phone 1

Phone Validation
Validate phone numbers globally
要KeyHTTPSCORS可用

🎬 Video 3

YouTube
Add YouTube functionality to your sites and apps
OAuthHTTPS
Vimeo
Vimeo Developer API
OAuthHTTPS
Twitch
Game Streaming API
OAuthHTTPS

✅ Data Validation 2

Phone Validation
Validate phone numbers globally
要KeyHTTPSCORS可用
Email Validation
Validate email addresses for deliverability and spam
要KeyHTTPSCORS可用
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