APIs That Require No Authentication

Search engine aggregating free 3D models, textures, and HDRIs from multiple sources in one place.

Web framework for building 3D, AR, and VR experiences using HTML-like markup. Built on Three.js.

Powerful web rendering engine for building 3D experiences, games, and visualizations in the browser.

Google's real-time physically based rendering engine. Used in Android, web, and desktop applications.

Open standard for 3D asset delivery. The JPEG of 3D — efficient transmission and loading of 3D scenes and models.

Open standard for transfer of rich material and look-development content between DCC tools and renderers.

Google's ML solutions for face detection, hand tracking, pose estimation, image segmentation, and more.

Collection of axolotl pictures and facts

Daily cat facts

Cat as a service (cats pictures and gifs)

Random dog facts

Pictures of dogs based on the Stanford Dogs Dataset

Random facts and breed information about dogs

Anime quotes (over 10k+)

Anime Facts (over 100+)

Anime industry news

Neko images, funny GIFs & more

Dattebayo: Your Ultimate Naruto Anime API

An easy to use Dragon Ball API

A volunteer cybersecurity project focused on providing resources and services that improve safety across Discord

Bulk queries and Download Malware Samples

Art

Color scheme generator

Get various patterns, palettes and images

Get emojis by categories and groups

Favicons for any website, with fallbacks

Icons (find "search icon" hyperlink in page)

Ant Group's enterprise blockchain — smart contracts, cross-chain, digital assets, supply chain finance

Baidu's blockchain platform — smart contracts, digital copyright, traceability, open network

Build hybrid smart contracts with Chainlink

Chainpoint is a global network for anchoring data to the Bitcoin blockchain

Helium is a global, distributed network of Hotspots that create public, long-range wireless coverage

Blockchain-based blogging and social media website

Bhagavad Gita API in telugu and odia languages

Free Bible API with multiple languages

Books

Books & Articles Metadata

Fast and Accurate Gurbani RESTful API

Web-API for fetching data from Project Gutenberg Books Library

Registered Domain Names Search

Trademark Search

Get data for procurements in Hungary in JSON format

Get data for procurements in Poland in JSON format

Get data for procurements in Romania in JSON format

Get data for procurements in Spain in JSON format

Catholic liturgical calendar

Lookup for a name and returns nameday date

Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc

Protestant liturgical calendar

Public holidays for more than 90 countries

Provides namedays for multiple countries

China's largest cloud provider — compute, database, storage, CDN, networking, AI services with SDKs

Upload and share your files anonymously

Baidu's cloud platform — compute, storage, AI, IoT, analytics, multimedia processing

Upload and share your files

Open-source storage framework enabling Lakehouse architecture with Spark, PrestoDB, Flink, Trino, Hive, and APIs

Super simple file sharing, convenient, anonymous and secure

Get AWS service price right from your terminal

API for querying token and pool stats across various liquidity pools

Get the list of all traded assets in the exchange

Financial and Technical Data related to the Bitcoin Network

Real time Cryptocurrency prices through a RESTful API

CoinDesk's Bitcoin Price Index (BPI) in multiple currencies

Cryptocurrency Price, Market, and Developer/Social Data

Exchange rates and currency conversion

Free Currency Exchange Rates API with 150+ Currencies & No Rate Limits

A collection of exchange rates

Portuguese free currency prices and conversion with no rate limits

Exchange rates for EUR pairs, historical and real-time data

Exchange rates, currency conversion and time series

Official French address validation service

Test api server to receive and return value from HTTP method

Content validator against profanity & obscenity

Identify colors, generate palettes, and convert between color formats. The Swiss-Army knife for color.

AI color palette generator from text prompts, images, or hex codes. Generate palettes in seconds.

Generate color palettes, explore trending combinations, and extract colors from images.

Open-source 2D raster and vector graphics editor. Node-based, non-destructive editing in the browser.

AI-powered color palette generator. Uses machine learning to create unique color schemes for brands and UIs.

Free SVG vectors and icons. Browse 500,000+ open-licensed SVGs for use in design and development.

Project to promote open source collaboration during December

Free and simple counting service. You can use it to track page hits and specific events

Estimates the age from a first name

Alipay's mini program platform — payments, credentials, map, Bluetooth, finance-focused components

Multiples services and public APIs

Extract device details from user-agent string

Baidu's translation API supporting multiple languages — includes PHP, JS, Python, C, Java demos

Chinese character definitions and pronunciations

Online open-access digital library for pre-modern Chinese texts

Definitions, phonetics, pronounciations, parts of speech, examples, synonyms

Chinese-English dictionary and translation API from Kingsoft

Chinese language learning platform API — vocabulary, study records, example sentences, notes

Enterprise e-signature platform — digital contracts, identity auth, evidence preservation, legal compliance

China's leading e-signature platform — contract signing, identity verification, seal management. REST API

Legal-grade e-signature — real-name verification, contract management, evidence chain, court-accepted

Convert web page to MarkDown

Free vector file converting API

Automated time tracking leaderboards for programmers

Validate and detect disposable and temporary email addresses

GraphQL API for creating and managing ephemeral e-mail inboxes

Validate email addresses

Disposable temporary Email addresses

Email Verification API

Email verification API

JSON API for hand curated Chuck Norris jokes

REST API for Corporate Buzz Words

Get random news article featuring Elon Musk

A simple HTTPS api that can randomly select and return a fact from the FFA database

Gets an array of popular memes

Jokes in multiple formats

Real-time air quality data including AQI and pollutant concentrations for worldwide locations

API calculates and validates the carbon footprint

Open energy data from Energinet to society

Green Power Index for Germany (Grünstromindex/GSI)

Predicted and actual air quality components for The Netherlands (RIVM)

Open data from Great Britain’s Electricity System Operator

Alibaba's payment platform — payments, mini programs, marketing tools, credit scoring (Zhima). Java, PHP, Node SDKs

Public access to a database of IIN/BIN information

See strong buy and sell signals the day they occur. Get today's stocks that closed with a strong Bullish or Bearish candlestick.

Real-time exchange rates for Latin American currencies

Global macroeconomic data

U.S. Department of the Treasury Data

Resizable bacon placeholder images

Random pictures of coffee

China's Yelp — restaurant reviews, group deals, reservations, ratings and statistics

Alibaba's food delivery platform — orders, merchants, menus, delivery tracking, payments

Random pictures of food dishes

Data about all kinds of fruit

Nintendo Amiibo Information

API for critters, fossils, art, music, furniture and villagers

Rest Api for Autochess VNG

Provides information about Game, DLC, Bundles, Giveaways, Trading

Provides Blue Archive characters information

Board games, RPG and videogames

Get all administrative divisions of a country

Address database of France, geocoding and reverse

IP Geolocation API. Collecting data from multiple sources

Baidu's mapping platform — geolocation, routing, navigation, indoor maps. Android, iOS SDKs and JavaScript API

Get free client-side reverse geocoding API and Client Info API. No account creation and API key required.

Convert British OSGB36 easting and northing (British National Grid) to WGS84 latitude and longitude

Community driven API for Colombia Public Data

Malaysia Central Bank Open Data

Access to the laws of British Columbia

Community driven API for Brazil Public Data

Brazil Central Bank Open Data

Consult companies by CNPJ for Brazilian companies

HTTP API for Latest Covid-19 Data

UK Government coronavirus data, including deaths and cases by region

Covid-19 data for the US

Covid 19 cases, deaths and recovery per country

Maps, datasets, applications and more in the context of COVID-19

Government measures tracker to fight against the Covid-19 pandemic

API for Job board aggregator in Europe / Remote

China's leading recruitment platform — job postings, candidate management, enterprise HR integration

Jobs with GraphQL

Jobs with GraphQL

Remote Jobs API Feed

Job titles, skills and related jobs data

Alibaba's OCR service — general text, structured documents, custom templates, multi-language support

Chinese LLM platform — Baichuan series models for chat, search-enhanced generation, fine-tuning

Baidu's AI service hub — NLP, knowledge graph, image recognition, video analysis, AR. Free tiers available

Baidu's OCR API — general text, ID cards, bank cards, receipts, handwriting, table recognition. Free tier

Baidu's speech AI — recognition, synthesis, wake word detection. Multi-platform REST API with free tier

AI business card recognition — dozens of languages, auto-cropping, multi-platform SDKs

The universal multimedia framework. Encode, decode, transcode, mux, and stream audio and video.

Open-source smart image service. Crop, resize, and apply filters with facial detection for smart cropping.

Music Events

Douban's music platform API — album info, reviews, tags, search, user interactions

API to retrieve song information from Gaana

Music genre generator

Software products

API to retrieve song information, album meta data and many more from JioSaavn

Provides access to millions of pages of historic US newspapers from the Library of Congress

Each Country separately and Worldwide Graphs for Coronavirus. Daily updates

Provides news from inshorts

Spaceflight related news 🚀

Substack's newsletter platform now has an API wrapper, for easy access to latest posts

China's Quora daily digest — top stories, comments, themes, editor picks

Unofficial US Federal Government API Development

An Indian Government platform that provides a lot of APIS for KYC, business, education & employment

The Internet Archive

Unofficial Argentinian data API

Baidu's API marketplace — wide range of Chinese data APIs with SDKs. Partially free

JSON formatted details about Telegram Bots available in database

Countly web analytics

Word-finding query engine

Drupal.org

Evil Insults

Create an image of your GitHub contributions

Add dynamically generated statistics to your GitHub profile ReadMe

API is intended to explore and visualize trends/patterns across the US innovation landscape

USA patent api services

Generate random advice slips

Akshay Kumar for every HTTP status code

Biriyani images placeholder

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

Fuck Off As A Service

Inspirational Quotes

Alibaba's enterprise SMS service — high throughput, templates, delivery reports, international SMS

Rest Api for Phone specifications

Multi-channel messaging API — SMS, email, voice, international messaging with delivery tracking

Chinese SMS API — domestic and international messaging, templates, signatures, delivery reports. REST API

Beauty filter and skin smoothing SDK from Camera360 — real-time video processing

Images from Unsplash

Resizable Keanu Reeves placeholder images with grayscale and young Keanu options

Customizable typing and deleting text SVG

Photo optimization

URL to screenshot

Apple Podcasts Directory

Run JMESPath queries on JSON data for filtering, transforming, and extracting results

For upcoming and ongoing competitive coding contests

Create, retrieve, update, increment, and decrement counters identified by namespace and key

PHP syntax checker

Validate Python code syntax

Validate SQL queries

Curated research-sharing platform: physics, mathematics, quantitative finance, and economics

Random facts and images of space

Global Biodiversity Information Facility

Access millions of museum specimens from organizations around the world

High Energy Physics info. system

Check if a number is even

Alibaba's security suite — WAF, anti-DDoS, content moderation, fraud detection, SSL certificates

Encrypting & decrypting text messages

Hash decryption MD5, SHA1, SHA3, SHA256, SHA384, SHA512

Email address threat and risk prediction

An API for escaping different kind of queries

Lists of filters for adblockers and firewalls

China's major book and general e-commerce platform — products, orders, store management

China's second-largest e-commerce platform API — products, orders, logistics with Java/PHP/.NET SDKs

Major Chinese electronics and retail platform — Java, PHP, .NET, Python SDKs

Alibaba's consumer marketplace — the world's largest e-commerce platform API with Java, .NET, PHP, Python SDKs

Simple image-based bulletin board dedicated to a variety of topics

Daily horoscope info for yesterday, today, and tomorrow

Alibaba's enterprise communication platform — SSO, contacts, messaging, calendar, payments with SDKs

Top meme posts from r/dogecoin which include 'Meme' flair

China's cultural community platform — books, movies, music, events, user profiles, reviews

Asks someone to fuck off

City Bikes around the world

F1 data from the beginning of the world championships in 1950

Open F1 API with realtime data

Fantasy Premier League data, including fixtures, teams, and player stats

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

Display football standings e.g epl, la liga, serie a etc. The data is based on espn site

A Meatier Lorem Ipsum Generator

Generate random pixel-art avatars

Generate English Random Words with Pronunciation

Generate massive amounts of fake (but realistic) data for testing and development.

APIs collection to get fake data

Fake store rest API for your e-commerce or shopping website prototype

Alibaba's NLP suite — Chinese text analysis, sentiment, entity recognition, industry-specific models

Baidu's NLP API — sentiment analysis, entity recognition, text classification, keyword extraction. Chinese-optimized

Style and Grammar Checker for 25+ Languages

Translation tool with 17 available languages

Tencent Cloud NLP — Chinese word segmentation, POS tagging, NER, sentiment, text summarization

Express delivery tracking for 400+ Chinese and international carriers — .NET, PHP, Java SDKs

China's leading package tracking API — supports 300+ domestic and international couriers

API for getting Pincode details in India

An API to query Brazilian ZIP codes and orders easily, quickly and free

Small application that measures your keyboard/mouse usage

China Railway 12306 — train ticket availability, pricing, and schedule queries

Open access to aircraft, airline, and flight route data

FAA Aeronautical Charts and Publications, Airport Information, and Airport Weather

Sailing times and capacities for BC Ferries

Transitland API

China's largest online travel agency — flights, hotels, vacation packages, train tickets

A simple URL shortener

URL shortener service

Shorten a long URL easily and fast

Free URL Shortener offers a powerful API to interact with other sites

Git.io URL shortener

A lightweight URL shortener, focused on ease-of-use for the developer and end-user

Vehicles information from Fundação Instituto de Pesquisas Econômicas - Fipe

NHTSA Product Information Catalog and Vehicle Listing

NIO's connected vehicle platform — vehicle status, remote control, navigation, charging station data

XPeng's smart EV platform — vehicle data, remote commands, charging management, OTA updates

Real-time communication platform (China HQ, global) — video calls, live streaming, interactive whiteboard, recording

Alibaba's live streaming — real-time transcoding, time-shift, recording, global CDN distribution

Game Of Thrones API

China's YouTube for anime and gaming culture — videos, danmaku, user data, favorites

The Bob's Burgers API contains data for hundreds of characters, episodes, running gags, and images from the show

Breaking Bad API

Weather, especially for Astroweather

NOAA aviation weather forecasts and observations

Chinese hyper-local weather — minute-level precipitation forecast, air quality, global coverage

Chinese weather API — 7-10 day forecast, hourly data, disaster warnings, air quality, lifestyle indices

Provide weather information, earthquake information, and climate data

Weather