The open directory of free
Resources

SprintAPI is a hand curated, community driven catalog of 756+ production ready resources. Every entry is verified for availability, categorized by auth type, pricing, and use case — so you spend less time researching and more time building.

Browse the directory Contribute on GitHub

Try:

SupabaseOpenRouter APIAnthropic APIMarvel APITelegram Bot APIGitHub APINASA APIOpenWeather APISpotify Web APITMDb APIHacker News APIJSONPlaceholder APIDad Jokes APIPoke APITelegram Bot APIHarry Potter APIYouTube Data API

What you get

Search and filter across categories like AI/ML, finance, weather, communication, and more. Each API includes auth type, CORS support, and pricing info. Tools and VS Code extensions are organized by workflow — from testing and debugging to formatting and deployment.

SprintAPI is fully open-source. If you know a resource that should be listed, open a PR on GitHub and help fellow developers discover it.

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Showing 356 of 356 apis

Hacker News API

Official Firebase-based API for Hacker News. Access top stories, new posts, comments, and user profiles in real time.

StackExchange API

Query StackOverflow and all StackExchange sites. Search questions, answers, tags, users, and reputation data.

httpbin

A simple HTTP request and response testing service. Test headers, status codes, redirects, auth, and request inspection.

npm Registry API

Query the npm package registry directly. Get package metadata, versions, downloads, dependencies, and maintainer info.

Shields.io

Generate custom status badges for your GitHub repos, npm packages, CI builds, and any other metadata as SVG images.

YouTube Data API

Search videos, retrieve channel stats, manage playlists, and access YouTube content metadata programmatically.

FreemiumAPI Key

Telegram Bot API

Build bots for Telegram. Send messages, manage groups, handle inline queries, and process payments.

Slack Web API

Build integrations for Slack workspaces. Send messages, manage channels, upload files, and respond to events.

Cloudinary

Image and video management API. Upload, transform, optimize, and deliver media assets with on-the-fly URL transforms.

FreemiumAPI Key

Resend

Modern email API for developers. Send transactional emails with React-based templates and high deliverability.

FreemiumAPI Key

Upstash Redis REST API

Serverless Redis database with a simple HTTP/REST interface. Ideal for edge functions and serverless deployments.

FreemiumAPI Key

Clearbit Logo API

Retrieve any company's logo by domain name. Returns high-quality PNG logos for use in dashboards and apps.

OpenGraph.io

Extract Open Graph metadata, title, description, and preview images from any URL for link preview cards.

FreemiumAPI Key

Country State City API

A comprehensive database of countries, states, and cities. Useful for address forms and location dropdowns.

cdnjs API

Search and discover open-source JavaScript libraries hosted on cdnjs. Get versions, file lists, and CDN URLs.

Crontab Guru API

Parse and validate cron expressions. Returns human-readable descriptions of cron schedules for debugging.

LibreTranslate

Free, open-source machine translation API. Translate text between dozens of languages without vendor lock-in.

Open Meteo

Free weather forecast API with no API key required. Hourly and daily forecasts, historical data, and geocoding.

Fake Store API

A free REST API providing fake e-commerce product data. Perfect for building shopping cart UIs and prototypes.

EmailJS

Send emails directly from client-side JavaScript without any server code. Supports templates and attachments.

FreemiumAPI Key

The One API

The Lord of the Rings database. Get data about books, movies, characters, quotes, and chapters.

FreemiumAPI Key

Dog CEO API

The internet's biggest collection of open-source dog pictures. Fetch random images by breed or sub-breed.

HTTP Cat

Get HTTP status codes represented as images of cats. Ideal for developer error page customization.

Nationalize.io

Predict the nationality of a person based on their first name using statistical data analysis.

Genderize.io

Predict the gender of a person based on their first name using global name statistics.

Studio Ghibli API

Access resources from the Studio Ghibli films: characters, species, locations, and vehicles.

Bacon Ipsum

A meatier Lorem Ipsum text generator API for developer layouts and design prototypes.

CoinDesk Bitcoin Price Index

Real-time and historical Bitcoin price index data in USD, EUR, and GBP.

Animechan

Get random or filtered anime quotes from characters, series, or specific quotes.

Nager.Date

Worldwide public holidays query API. Get holiday calendars for more than 100 countries.

World Universities API

Search and retrieve a comprehensive JSON list of universities around the world by country name.

QuickChart

Generate static charts and graphs (bar, line, pie, radar) as PNG or SVG image URLs on the fly.

Useless Facts

Get random, verified, completely useless facts in English or German.

Evil Insult Generator

Generate clever, funny, and sometimes mean insults in multiple languages.

Zippopotam.us

Postal code location info API. Get country, state, city, and coordinates from a zip code.

Advice Slip

Get random or searched pieces of advice as simple JSON slips.

SuperHero API

A database of all superheroes and villains from all comic universes with power stats, appearance, and biography.

Lyrics.ovh

A simple API to retrieve lyrics of millions of songs by artist name and song title.

GeoJS

A free, fast, and CORS-friendly IP geolocation API returning country, city, and ISP info in JSON format.

TacoFancy API

A community-driven taco recipe API. Fetch random, detailed taco recipes including fillings, shells, and salsas.

Imgflip API

Retrieve a list of popular blank meme templates and generate customized memes programmatically.

Marvel API

Access the vast Marvel Comics database, containing characters, comic series, stories, and creators.

Cataas

Cat as a service. Fetch random cat pictures, GIFs, or customize them with custom text overlays.

Lorem Picsum

The Lorem Ipsum for photos. Quick and easy placeholder images of any size.

Coinbase API

Read-only access to cryptocurrency market data, prices, and conversion rates across multiple trading pairs.

ZenQuotes

Inspirational quote API. Fetch random quotes, quotes of the day, or search quote indices.

Jikan API

The most active open-source Jikan API for MyAnimeList. Access anime, manga, character profiles, and search indices.

The Rick and Morty API

REST and GraphQL API to access characters, locations, and episodes from the Rick and Morty television show.

Star Wars API

The Star Wars API (SWAPI) provides all the Star Wars data: planets, spaceships, films, and species.

Deck of Cards API

Simulate card games by shuffling, dealing, and managing multiple decks of playing cards via simple JSON endpoints.

Harry Potter API

A comprehensive database of spells, characters, houses, and wand details from the Wizarding World.

Robohash

Generate unique, high-quality robot, monster, or kitten avatar images based on any user text input dynamically.

DiceBear

An avatar library for designers and developers. Generate customizable profile avatars dynamically via URL parameters.

ipify

A simple public IP address API that works fast and returns your client IPv4 or IPv6 address in plain text or JSON.

Chuck Norris Facts

A free JSON API for curated Chuck Norris jokes, facts, and category lists.

Open Food Facts

A collaborative, free and open database of food products from around the world, with ingredients, allergens, and nutrition facts.

JSONPlaceholder

Free fake REST API for testing and prototyping. Provides posts, comments, users, and more.

OpenWeatherMap

Current weather data, forecasts, and historical data for any location worldwide.

FreemiumAPI Key

REST Countries

Get information about countries including population, languages, currencies, and flags.

PokeAPI

All the Pokémon data you will ever need in one place. RESTful API for Pokémon data.

The Dog API

A free API to get random dog images, breeds info, and sub-breed information.

FreemiumAPI Key

The Cat API

Random cat images, breeds info, and categories. Perfect for cat lovers.

FreemiumAPI Key

NewsAPI

Search worldwide news articles and headlines from over 80,000 sources.

FreemiumAPI Key

Random User

Generate random user data including names, emails, photos and more for testing.

Unsplash

Beautiful, free images and photos from the world largest open collection.

Quotable

Free API for famous quotes. Get random quotes, search by author or tags.

CoinGecko

Comprehensive cryptocurrency data including prices, market cap, and exchange info.

NASA APIs

Access to NASA data including astronomy picture of the day, Mars rover photos, and more.

FreemiumAPI Key

GitHub API

Access GitHub data including repos, users, organizations, issues, and pull requests.

Open Library

Access millions of book records with covers, descriptions, and metadata.

TMDB

The Movie Database API for movies, TV shows, actors, and images.

FreemiumAPI Key

Spotify Web API

Access Spotify music catalog, playlists, user data, and playback controls.

ExchangeRate-API

Free currency exchange rate API with support for 160+ currencies.

FreemiumAPI Key

IP API

IP geolocation API. Get country, city, timezone, and ISP info from an IP address.

JokeAPI

Get programming, dark, pun, or miscellaneous jokes in various formats.

Agify.io

Predict the age of a person based on their name using statistical analysis.

DummyJSON

Fake REST API with 150+ products, carts, users, posts, and more for frontend testing.

Public APIs

A collective list of free APIs for use in software and web development.

Cloudflare Workers AI

Run serverless AI inference on various models including text, image, and translation.

FreemiumAPI Key

Hugging Face

Access thousands of ML models for NLP, vision, audio and more via inference API.

FreemiumAPI Key

Mapbox

Maps, geocoding, navigation, and location search APIs for web and mobile.

FreemiumAPI Key

Firebase

Google backend-as-a-service with auth, database, storage, hosting and functions.

FreemiumAPI Key

Twilio

Cloud communications platform for SMS, voice, video, and email APIs.

FreemiumAPI Key

SendGrid

Cloud-based email delivery service for transactional and marketing emails.

FreemiumAPI Key

Stripe

Payment processing API for online businesses. Cards, subscriptions, and invoices.

FreemiumAPI Key

Giphy

Search and share GIFs. Access millions of animated GIFs, stickers, and clips.

FreemiumAPI Key

Pexels

Free stock photos and videos. Search, curated collections, and popular content.

FreemiumAPI Key

Abstract API

Suite of APIs for email validation, IP geolocation, VAT, and holiday data.

FreemiumAPI Key

Notion API

Integrate with Notion workspaces to read and write pages, databases, and blocks.

Discord API

Build bots and integrations for Discord servers with messaging and voice APIs.

Vercel API

Manage deployments, domains, secrets, and projects on the Vercel platform.

FreemiumAPI Key

OpenAI API

Access GPT models for text generation, embeddings, image generation, and more.

FreemiumAPI Key

Gemini API

Google multimodal AI model API for text, image, and code generation tasks.

FreemiumAPI Key

Anthropic API

Access Claude models for safe, helpful AI assistance and text generation.

FreemiumAPI Key

RapidAPI

API marketplace with thousands of APIs across categories. Single key for all.

FreemiumAPI Key

Alpha Vantage

Free APIs for realtime and historical stock market data, forex, and crypto.

FreemiumAPI Key

World Bank API

Access World Bank data on development indicators, countries, and topics.

Pixabay

Free images and video clips. Over 2.6 million royalty free stock media.

FreemiumAPI Key

Wikipedia API

Access Wikipedia content, search articles, and get page summaries programmatically.

Google Fonts API

Access the entire Google Fonts library metadata and serve web fonts dynamically.

FreemiumAPI Key

Recharts Data

Generate mock chart data for testing visualization libraries and dashboards.

Bored API

Activity suggestions generator (Community-maintained fork/alternative).

Cat Facts API

Daily cat facts for your applications and scripts.

Dog Facts API

Get random facts about dogs.

Open Trivia DB

Free to use, user-contributed trivia question database.

ReqRes

A hosted REST-API ready to respond to your AJAX requests.

JSONBin

Free JSON storage service ideal for small web apps.

FreemiumAPI Key

Numbers API

An API for interesting facts about numbers.

CryptoCompare

Streaming pricing data, historic data, and news for cryptocurrencies.

FreemiumAPI Key

Dad Jokes API

Free API to get dad jokes in various formats (JSON, text, HTML).

Frankfurter

Open-source API for current and historical foreign exchange rates published by the European Central Bank.

IPstack

Locate and Identify Website Visitors by IP Address

Marketstack

Free, easy-to-use REST API interface delivering worldwide stock market data in JSON format

Weatherstack

Retrieve instant, accurate weather information for any location in the world in lightweight JSON format

Numverify

Global Phone Number Validation & Lookup JSON API

Fixer

Fixer is a simple and lightweight API for current and historical foreign exchange (forex) rates.

Aviationstack

Free, real-time flight status and global Aviation data API

Zenserp

Fast, Accurate Google Search Data Built for Developers

Screenshotlayer

Capture highly customizable screenshots of any website

Exchangerate Host

Real-time current and historical foreign exchange and crypto rates

Mailboxlayer

Email Validation & Verification JSON API for Developers

Bitquery

Onchain GraphQL APIs & DEX APIs

FreemiumAPI Key

Chainlink

Build hybrid smart contracts with Chainlink

Chainpoint

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

Covalent

Multi-blockchain data aggregator platform

FreemiumAPI Key

Etherscan

Ethereum explorer API

FreemiumAPI Key

Helium

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

Nownodes

Blockchain-as-a-service solution that provides high-quality connection via API

FreemiumAPI Key

Steem

Blockchain-based blogging and social media website

The Graph

Indexing protocol for querying networks like Ethereum with GraphQL

FreemiumAPI Key

Walltime

To retrieve Walltime's market info

Watchdata

Provide simple and reliable API access to Ethereum blockchain

FreemiumAPI Key

Apache Superset

API to manage your BI dashboards and data sources on Superset

FreemiumAPI Key

Charity Search

Non-profit charity data

FreemiumAPI Key

Clearbit Logo

Search for company logos and embed them in your projects

FreemiumAPI Key

Domainsdb.info

Registered Domain Names Search

Freelancer

Hire freelancers to get work done

Gmail

Flexible, RESTful access to the user's inbox

Google Analytics

Collect, configure and analyze your data to reach the right audience

Instatus

Post to and update maintenance and incidents on your status page through an HTTP REST API

FreemiumAPI Key

Mailchimp

Send marketing campaigns and transactional mails

FreemiumAPI Key

mailjet

Marketing email can be sent and mail templates made in MJML or HTML can be sent using API

FreemiumAPI Key

markerapi

Trademark Search

ORB Intelligence

Company lookup

FreemiumAPI Key

Redash

Access your queries and dashboards on Redash

FreemiumAPI Key

Smartsheet

Allows you to programmatically access and Smartsheet data and account information

Square

Easy way to take payments, manage refunds, and help customers checkout online

SwiftKanban

Kanban software, Visualize Work, Increase Organizations Lead Time, Throughput & Productivity

FreemiumAPI Key

Tenders in Hungary

Get data for procurements in Hungary in JSON format

Tenders in Poland

Get data for procurements in Poland in JSON format

Tenders in Romania

Get data for procurements in Romania in JSON format

Tenders in Spain

Get data for procurements in Spain in JSON format

Tenders in Ukraine

Get data for procurements in Ukraine in JSON format

Tomba email finder

Email Finder for B2B sales and email marketing and email verifier

FreemiumAPI Key

Trello

Boards, lists and cards to help you organize and prioritize your projects

Box

Cloud Storage & File Sharing

File Sharing and Storage

ddownload

Cloud Storage & File Sharing

File Sharing and Storage

FreemiumAPI Key

Dropbox

Cloud Storage & File Sharing

File Sharing and Storage

File.io

Cloud Storage & File Sharing

Super simple file sharing, convenient, anonymous and secure

Filestack

Cloud Storage & File Sharing

Filestack File Uploader & File Upload API

FreemiumAPI Key

GoFile

Cloud Storage & File Sharing

Unlimited size file uploads for free

FreemiumAPI Key

Google Drive

Cloud Storage & File Sharing

File Sharing and Storage

Gyazo

Cloud Storage & File Sharing

Save & Share screen captures instantly

FreemiumAPI Key

Imgbb

Cloud Storage & File Sharing

Simple and quick private image sharing

FreemiumAPI Key

OneDrive

Cloud Storage & File Sharing

File Sharing and Storage

Pantry

Cloud Storage & File Sharing

Free JSON storage for small projects

Pastebin

Cloud Storage & File Sharing

Plain Text Storage

FreemiumAPI Key

Pinata

Cloud Storage & File Sharing

IPFS Pinning Services API

FreemiumAPI Key

Quip

Cloud Storage & File Sharing

File Sharing and Storage for groups

FreemiumAPI Key

Storj

Cloud Storage & File Sharing

Decentralized Open-Source Cloud Storage

FreemiumAPI Key

The Null Pointer

Cloud Storage & File Sharing

No-bullshit file hosting and URL shortening service

Web3 Storage

Cloud Storage & File Sharing

File Sharing and Storage for Free with 1TB Space

FreemiumAPI Key

VATlayer

Data Validation

VAT number validation

FreemiumAPI Key

Lob.com

Data Validation

US Address Verification

FreemiumAPI Key

Postman Echo

Data Validation

Test api server to receive and return value from HTTP method

PurgoMalum

Data Validation

Content validator against profanity & obscenity

US Autocomplete

Data Validation

Enter address data quickly with real-time address suggestions

FreemiumAPI Key

US Extract

Data Validation

Extract postal addresses from any text including emails

FreemiumAPI Key

US Street Address

Data Validation

Validate and append data for any US postal address

FreemiumAPI Key

Aletheia

Insider trading data, earnings call analysis, financial statements, and more

FreemiumAPI Key

Alpaca

Realtime and historical market data on all US equities and ETFs

FreemiumAPI Key

Banco do Brasil

All Banco do Brasil financial transaction APIs

Bank Data API

Instant IBAN and SWIFT number validation across the globe

FreemiumAPI Key

Billplz

Payment platform

FreemiumAPI Key

Binlist

Public access to a database of IIN/BIN information

Boleto.Cloud

A api to generate boletos in Brazil

FreemiumAPI Key

Citi

All Citigroup account and statement data APIs

FreemiumAPI Key

Econdb

Global macroeconomic data

Fed Treasury

U.S. Department of the Treasury Data

Finage

Finage is a stock, currency, cryptocurrency, indices, and ETFs real-time & historical data provider

FreemiumAPI Key

Financial Modeling Prep

Realtime and historical stock data

FreemiumAPI Key

Finnhub

Real-Time RESTful APIs and Websocket for Stocks, Currencies, and Crypto

FreemiumAPI Key

FRED

Economic data from the Federal Reserve Bank of St. Louis

FreemiumAPI Key

Front Accounting APIs

Front accounting is multilingual and multicurrency software for small businesses

Hotstoks

Stock market data powered by SQL

FreemiumAPI Key

IEX Cloud

Realtime & Historical Stock and Market Data

FreemiumAPI Key

IG

Spreadbetting and CFD Market Data

FreemiumAPI Key

Indian Mutual Fund

Get complete history of India Mutual Funds Data

Intrinio

A wide selection of financial data feeds

FreemiumAPI Key

Klarna

Klarna payment and shopping service

FreemiumAPI Key

MercadoPago

Mercado Pago API reference - all the information you need to develop your integrations

FreemiumAPI Key

Mono

Connect with users’ bank accounts and access transaction data in Africa

FreemiumAPI Key

Moov

The Moov API makes it simple for platforms to send, receive, and store money

FreemiumAPI Key

Nordigen

Connect to bank accounts using official bank APIs and get raw transaction data

FreemiumAPI Key

OpenFIGI

Equity, index, futures, options symbology from Bloomberg LP

FreemiumAPI Key

Plaid

Connect with user's bank accounts and access transaction data

FreemiumAPI Key

Polygon

Historical stock market data

FreemiumAPI Key

Portfolio Optimizer

Portfolio analysis and optimization

Razorpay IFSC

Indian Financial Systems Code (Bank Branch Codes)

Real Time Finance

Websocket API to access realtime stock data

FreemiumAPI Key

SEC EDGAR Data

API to access annual reports of public US companies

SmartAPI

Gain access to set of <SmartAPI> and create end-to-end broking services

FreemiumAPI Key

StockData

Real-Time, Intraday & Historical Market Data, News and Sentiment API

FreemiumAPI Key

Styvio

Realtime and historical stock data and current stock sentiment

FreemiumAPI Key

Tax Data API

Instant VAT number and tax validation across the globe

FreemiumAPI Key

Tradier

US equity/option market data (delayed, intraday, historical)

Twelve Data

Stock market data (real-time & historical)

FreemiumAPI Key

VAT Validation

Validate VAT numbers and calculate VAT rates

FreemiumAPI Key

WallstreetBets

WallstreetBets Stock Comments Sentiment Analysis

Yahoo Finance

Real time low latency Yahoo Finance API for stock market, crypto currencies, and currency exchange

FreemiumAPI Key

YNAB

Budgeting & Planning

Zoho Books

Online accounting software, built for your business

4chan

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

Ayrshare

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

FreemiumAPI Key

aztro

Daily horoscope info for yesterday, today, and tomorrow

Blogger

The Blogger APIs allows client applications to view and update Blogger content

Cisco Spark

Team Collaboration Software

Dangerous Discord Database

Database of malicious Discord accounts

FreemiumAPI Key

Discord

Make bots for Discord, integrate Discord onto an external platform

Disqus

Communicate with Disqus data

Doge-Meme

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

Facebook

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

Foursquare

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

Fuck Off as a Service

Asks someone to fuck off

Full Contact

Get Social Media profiles and contact Information

HackerNews

Social news for CS and entrepreneurship

Hashnode

A blogging platform built for developers

Instagram

Instagram Login, Share on Instagram, Social Plugins and more

Kakao

Kakao Login, Share on KakaoTalk, Social Plugins and more

Lanyard

Retrieve your presence on Discord through an HTTP REST API or WebSocket

Line

Line Login, Share on Line, Social Plugins and more

LinkedIn

The foundation of all digital integrations with LinkedIn

Meetup.com

Data about Meetups from Meetup.com

FreemiumAPI Key

Microsoft Graph

Access the data and intelligence in Microsoft 365, Windows 10, and Enterprise Mobility

NAVER

NAVER Login, Share on NAVER, Social Plugins and more

Open Collective

Get Open Collective data

Pinterest

The world's catalog of ideas

Product Hunt

The best new products in tech

Reddit

Homepage of the internet

Revolt

Revolt open source Discord alternative

FreemiumAPI Key

Saidit

Open Source Reddit Clone

Slack

Team Instant Messaging

TamTam

Bot API to interact with TamTam

FreemiumAPI Key

Telegram Bot

Simplified HTTP version of the MTProto API for bots

FreemiumAPI Key

Telegram MTProto

Read and write Telegram data

Telegraph

Create attractive blogs easily, to share

FreemiumAPI Key

TikTok

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

Trash Nothing

A freecycling community with thousands of free items posted every day

Tumblr

Read and write Tumblr Data

Twitch

Game Streaming API

Twitter

Read and write Twitter data

vk

Read and write vk data

Bloomberg API

Enterprise Financial data, real-time pricing.

Equifax API

Credit scoring data, consumer authentication.

Twitter Enterprise

Full-archive search, elevated rate limits for Twitter.

Salesforce Einstein

High-tier CRM predictive capabilities, advanced AI.

Amazon SP-API

APIs for Amazon sellers (FBA, catalog creation, selling).

Gnip/Datasift

Enterprise data syndication APIs.

Groq API

Ultra-fast AI inference engine for large language models, providing near-instant responses.

FreemiumAPI Key

Cohere API

Access advanced language models for text generation, semantic search, summarization, and classification.

FreemiumAPI Key

Replicate API

Run open-source machine learning models in the cloud via a simple HTTP API (Stable Diffusion, Llama, etc.).

FreemiumAPI Key

Fal.ai API

Blazing-fast media generation API for text-to-image, video, and audio synthesis models.

FreemiumAPI Key

DeepL Translation API

Highly accurate neural machine translation API for texts and full documents.

FreemiumAPI Key

Have I Been Pwned API

Query password breaches and email compromises to verify user security status.

VirusTotal API

Submit and analyze files, URLs, domains, and IP addresses for malware detection and security threats.

FreemiumAPI Key

AbuseIPDB API

Check IP addresses for reports of spamming, hacking, and brute-force attempts.

FreemiumAPI Key

URLScan.io API

Scan and analyze website URLs, returning page screenshots, DOM, request trees, and security intelligence.

FreemiumAPI Key

Shodan API

Search engine for internet-connected devices, ports, banners, and vulnerabilities.

FreemiumAPI Key

IGDB API

Twitch's video game database. Access profiles, ratings, release dates, reviews, and cover art.

Chess.com API

Access Chess.com player profiles, match histories, club rosters, stats, and live leaderboard data.

Pokémon TCG API

Browse and query Pokémon Trading Card Game cards, sets, market prices, and high-res card art.

FreemiumAPI Key

RAWG Video Games Database

Vast database of video games, ratings, release timelines, and cross-platform information.

FreemiumAPI Key

Ergast F1 API

Historical data for Formula One motor racing, including drivers, constructors, circuits, qualifying, and results.

The SportsDB API

Crowdsourced database of sports metadata, teams, leagues, players, fixtures, and event photos.

FreemiumAPI Key

TheMealDB API

Crowdsourced food recipes and cooking instructions database, filterable by main ingredient or category.

FreemiumAPI Key

TheCocktailDB API

Crowdsourced cocktail recipes, glass guidelines, and drink preparation steps with images.

FreemiumAPI Key

OpenCage Geocoding API

Forward and reverse geocoding API combining multiple open-source location databases.

FreemiumAPI Key

Radar API

Geocoding, address autocomplete, routing, and geofencing platform for location-aware apps.

FreemiumAPI Key

Nominatim OSM API

OpenStreetMap search API for forward and reverse geocoding of OSM data without keys.

IPinfo.io API

Fast and reliable IP address geolocation, ASN, company, and carrier lookup API.

FreemiumAPI Key

IP-API.com

Simple IP geolocation API requiring no registration or key (free for non-commercial).

Open-Notify ISS API

Live International Space Station coordinates and the list of astronauts currently in space.

Launch Library 2 API

Detailed tracking of upcoming and historical space rocket launches, agencies, and pads.

Solar System OpenData API

Access orbital parameters and physical dimensions for all major solar system objects and moons.

Sunrise Sunset API

Get sunrise, sunset, dawn, and dusk times for any coordinates globally.

Weatherbit API

High-performance weather forecast, historical observations, and air quality index API.

FreemiumAPI Key

Project Gutenberg API

Query catalog metadata from Project Gutenberg's library of over 70,000 public domain eBooks.

PoetryDB API

Database of public domain poetry. Search by author, title, lines, or poem count.

OpenAlex API

A massive, open catalog of global scientific papers, authors, venues, institutions, and concepts.

Dev.to API

Retrieve and publish articles, check tags, and query community posts on the Dev.to developer network.

Clerk Auth API

Modern user authentication and management API with pre-built UI components.

FreemiumAPI Key

Auth0 API

Robust user management and token validation API supporting OAuth2 and OpenID Connect.

Novu Notifications

Open-source notification system API to manage email, SMS, push, and in-app alerts.

FreemiumAPI Key

HaveIBeenPwned API

Verify if specific accounts or passwords have been exposed in known historical data breaches.

Hashnode API

Access user feeds, blog posts, publication details, and publication statistics via a GraphQL API.

GitHub Pages API

Configure, update, build, and deploy GitHub Pages settings and metadata configurations programmatically.

GitLab API

Interact with GitLab resources programmatically including projects, branches, merge requests, users, and issues.

Bitbucket API

REST API to manage code repositories, commits, pull requests, workspace configurations, and pipelines in Bitbucket.

Netlify API

Deploy websites, trigger builds, configure build environments, and manage domains programmatically on Netlify.

Fly.io API

Deploy server applications closer to users. Spin up virtual machines and load balancers programmatically via GraphQL.

Railway API

Programmatically manage your cloud infrastructure deployments, environments, variables, and services in Railway.

Render API

Orchestrate render deployments, fetch database metrics, launch services, and control host settings.

Supabase API

Open source Firebase alternative. Instantly interact with your PostgreSQL database, authentication, and file storage layers.

Firebase REST API

Directly interact with your Firebase Realtime Database and Cloud Storage buckets using standardized HTTP requests.

PocketBase API

REST API framework for PocketBase backend. Create users, store records, list collections, and watch real-time updates.

FaunaDB API

Query Fauna's serverless document database utilizing robust FQL (Fauna Query Language) over secure API connections.

CockroachDB Cloud API

Configure serverless clusters, track database usage, and provision nodes programmatically in CockroachDB Cloud.

MongoDB Atlas API

Query cluster stats, manage user access permissions, control backups, and configure database metrics.

Neon API

Orchestrate your serverless Postgres databases. Create project branches, database instances, and roles programmatically.

PlanetScale API

Manage database branches, migration queues, deploy requests, and fetch query logs in PlanetScale database engine.

Hasura GraphQL API

Query instantly generated GraphQL schemas over your active databases with integrated security layers.

Strapi API

Read, create, update, and search headlessly managed content layouts with automatically generated REST endpoints.

IPinfo API

Identify geolocation details, ISP data, VPN presence, and connection networks for any IP address globally.

FreemiumAPI Key

ZeroBounce API

Verify email addresses in real-time to detect invalid domains, spam traps, catch-all targets, and decrease bounce metrics.

FreemiumAPI Key

Hunter.io API

Perform email verifications, find public corporate contact details, and check email deliverability options.

FreemiumAPI Key

Mailgun API

Robust cloud email API for developers. Send, receive, parse, and validate transactional email outputs.

Twilio SendGrid API

Transactional and marketing email API designed for massive delivery, tracking statistics, and domain authentication.

FreemiumAPI Key

Clerk API

Integrate complete user authentication flow, session validation, active login blocks, and profile settings.

FreemiumAPI Key

Kinde API

Manage organizations, fetch login details, provision client accounts, and control API authorization credentials.

CoinGecko API

Access live cryptocurrency valuations, market caps, token details, volumes, exchange directories, and historical charts.

CryptoCompare API

Fetch blockchain prices, market updates, live coin conversions, news feeds, and historical cryptocurrency metrics.

Open Exchange Rates API

Accurate real-time global currency exchange rates, conversion tools, historical values, and fiat indexes.

FreemiumAPI Key

Fixer.io API

A lightweight currency converter API supporting live updates for 170+ global fiat currencies.

FreemiumAPI Key

CurrencyBeacon API

Lightweight REST API delivering real-time currency conversions, historical fiat data, and currency codes.

FreemiumAPI Key

Alpha Vantage API

Real-time and historical financial indexes, stock market quotes, forex exchanges, and cryptocurrency valuation metrics.

IEX Cloud API

Access curated financial data feeds, historical stock metrics, corporate actions, and options data.

Plaid API

Securely connect web applications with user bank account details to verify balances, fetch balances, and initialize ACH transactions.

Stripe API

Integrate subscription logic, capture card payments, handle payouts, and manage invoice details globally.

Lemon Squeezy API

Manage SaaS subscriptions, create checkouts, fetch customer details, and track license keys.

FreemiumAPI Key

Reddit API

Interact with Reddit subreddits, fetch hot posts, query user metrics, and post content programmatically.

Unsplash API

Access Unsplash's collection of over 3 million high-quality, royalty-free photography images.

Pexels API

Search and download thousands of royalty-free images and stock videos programmatically.

Pixabay API

Fetch high-resolution vector graphics, illustrations, photography, and audio clips programmatically.

GIPHY API

Integrate GIPHY's library of animated GIFs, stickers, and emoticons into web layouts.

Genius API

Search song lyrics, fetch artist biographies, and query music annotations catalog data.

TMDb API

Comprehensive metadata library for movies, TV series, actors, ratings, and video trailers.

OpenWeatherMap API

Live weather details, localized forecasts, historical weather reports, and satellite maps.

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Weatherstack API

Query global weather reports, current temperature indexes, and wind conditions using a simple REST format.

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AccuWeather API

Access AccuWeather's forecasting indexes, localized weather metrics, and storm warnings.

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JSONPlaceholder API

Fake online REST API for testing and prototyping client-side scripts with mock user, post, and comment data.

Dog API

A public directory of dog breed images, lists, and sub-breeds for development and pet applications.

Cat Fact API

Retrieve random fun facts about cats, cat breeds, and cat stats programmatically.

Advice Slip API

Simple API that returns a random piece of advice or advice searches as JSON objects.

AnimeChan API

Get random anime quotes, quotes by character names, or quotes by anime series.

NASA API

Access NASA's open databases including Astronomy Picture of the Day, Mars Rover Photos, and Asteroid hazards.

OpenRouter API

A unified interface for LLMs. Query dozens of top models including GPT-4, Claude 3, Llama 3, and Gemini via a single API key.

FreemiumAPI Key