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Skillv1.0.0

public-apis-catalog

Master catalog of 2088 free & public APIs across 53 categories (Animals, Anime, Anti-Malware, Auth, Blockchain, Books, Business, Calendar, Cloud Storage, Cryptocurrency, Data Validation, Development,

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Imported from kalyan-reddy-b/Hirio (.agents/skills/public-apis-catalog/SKILL.md). Install upstream with npx skills add kalyan-reddy-b/Hirio --skill public-apis-catalog. Copyright stays with the author.

🌐 Master Public APIs Catalog & Integration Engine

Total Unique APIs: 2088 | Total Categories: 53 | Data Source: c:\Projects\ApplyPilot\references\public_apis.json Purpose: Provides AI agents and developers instant access to curated public REST & GraphQL APIs for any domain or feature requirement.


🔍 How AI Agents Should Search This Catalog

To find APIs for a specific project feature, execute a fast python search script against c:\Projects\ApplyPilot\references\public_apis.json:

import json
with open(r"c:\Projects\ApplyPilot\references\public_apis.json") as f:
    data = json.load(f)

# Example: Find all Job or Resume related APIs with HTTPS and no Auth required
results = []
for cat, apis in data.items():
    for api in apis:
        if "job" in api["description"].lower() or "resume" in api["description"].lower():
            results.append(api)

📊 Category Summary & API Counts

Category Total APIs Sample Capabilities
Animals 34 :---; Resource to help get pets adopted; Collection of axolotl pictures and fact...
Anime 24 Anime discovery, streaming & syncing with trackers; Anime Database; Anime discov...
Anti-Malware 20 IP/domain/URL reputation; IP/domain/URL reputation; Malware execution and analys...
Art & Design 28 Generate images for Discord users; Art; Color scheme generator...
Authentication & Authorization 7 Easy to implement, adaptable authentication and authorization platform; Implemen...
Blockchain 14 Onchain GraphQL APIs & DEX APIs; Multichain block explorer REST API (with Ethers...
Books 27 Do not worry about managing the multiple versions of the Bible; Semantic search ...
Business 41 API to manage your BI dashboards and data sources on Superset; Non-profit charit...
Calendar 27 Public holidays for 195+ countries; Worldwide Holidays; Industry-leading holiday...
Cloud Storage & File Sharing 23 File Sharing and Storage; File Sharing and Storage; File Sharing and Storage...
Continuous Integration 9 Resource health helps you diagnose and get support when an Azure issue impacts y...
Cryptocurrency 97 Real-time Crypto Currency Exchange Rates; API for querying token and pool stats ...
Currency Exchange 30 Exchange rates and currency conversion; Free foreign exchange & crypto rates API...
Data Validation 22 VAT number validation; US Address Verification; Test api server to receive and r...
Development 205 Secure User-Agent String Lookup JSON API; Project to promote open source collabo...
Dictionaries 16 Chinese character definitions and pronunciations; Online open-access digital lib...
Disasters 5 ---------------------------------; Natural Disasters API; Events and natural dis...
Documents & Productivity 50 Integrate with Airtable; Online File Conversion API; HTML/URL to PDF...
Education 5 ----------------------------------------------------------------; Lifetime ROI o...
Email 21 Email address validation; Check a domain's SPF, DKIM, DMARC and MX with a graded...
Entertainment 16 35,000+ absurdist AI-generated product concepts with names, descriptions, and im...
Environment 26 Daily Forecast pollen conditions data for a specific location; API to calculate ...
Events 6 Find events; Search events, venues and performers; Search events, attractions, o...
Finance 79 Real-Time, Intraday & Historical Market Data API; Insider trading data, earnings...
Food & Drink 30 Resizable bacon placeholder images; Data about various grocery products and food...
Fraud Prevention 2 Real-time bot detection and fraud prevention API combining IP reputation, proxy/...
Games & Comics 120 Nintendo Amiibo Information; API for critters, fossils, art, music, furniture an...
Geocoding 124 Locate and identify website visitors by IP address; Real-time Geolocation & Reve...
Government 121 AI regulation laws by jurisdiction (US, EU, global) as read-only JSON; free tier...
Health 41 Every clinical trial registered with ClinicalTrials.gov, indexed by condition an...
Jobs 30 AI/ML engineering job aggregator with REST, RSS, and MCP endpoints; Job board ag...
Machine Learning 39 Token cost, LLM energy, agent-hour and Proof-Adjusted Autonomy calculators by Mi...
Music 38 Api of Music store 7digital; Automated Music Mastering; Api of the streaming mus...
News 26 Free, Simple REST API for Live News & Blog Articles; Search for news and metadat...
Open Data 56 Unofficial US Federal Government API Development; Land suitability scoring API f...
Open Source Projects 10 Countly web analytics; Search among openly licensed and public domain works; Wor...
Patent 4 European patent search system api; API is intended to explore and visualize tren...
Personality 35 Generate random advice slips; Astrology, natal charts, Human Design, Vedic and h...
Phone 7 Phone number validation and carrier lookup API with global coverage; Phone numbe...
Photography 34 URL to screenshot; Dynamically generate images and PDFs from templates with a si...
Programming 5 Get access to Codeforces data; For compiling and running code in several languag...
Science & Math 97 Multiple astronomy data sources; Curated research-sharing platform: physics, mat...
Shopping 21 Products, Buying Options, Categories, Recommendations, Stores and Commerce; Real...
Social 59 Simple image-based bulletin board dedicated to a variety of topics; Social media...
Sports & Fitness 53 Get information about Football Leagues & Cups; ApiMedic offers a medical symptom...
Test Data 39 Random US, Hong Kong and Cape Verde addresses with matched city, state and ZIP; ...
Text Analysis 25 Detect, label, format and enrich the code in your app or in your data pipeline; ...
Tracking 14 API to update, manage and track shipment efficiently; Integration to provide inf...
Transportation 91 Access real-time and historical data of any and all airborne aircraft; Get name ...
URL Shorteners 23 A simple URL shortener; URL shortener and link management; URL shortener service...
Vehicle 13 Find auto body shops by ZIP code, city, location, or profile; Vehicles informati...
Video 56 Game Of Thrones API; Bob's Burgers API; Breaking Bad API...
Weather 43 Real-Time & Historical World Weather Data API; Weather, especially for Astroweat...

🛠️ Complete Category Breakdown & APIs

Animals (34 APIs)

API Description Auth HTTPS CORS
:--- :--- :--- :--- :---
AdoptAPet Resource to help get pets adopted apiKey Yes Yes
Axolotl Collection of axolotl pictures and facts No Yes No
Cat Facts Daily cat facts No Yes No
Cat Facts Random cat facts No Yes Yes
Cataas Cat as a service (cats pictures and gifs) No Yes No
Cats Pictures of cats from Tumblr apiKey Yes No
Dog Facts Random dog facts No Yes Yes
Dog Facts Random facts of Dogs No Yes Yes
Dogs Based on the Stanford Dogs Dataset No Yes Yes
eBird Retrieve recent or notable birding observations within a region apiKey Yes No
FishWatch Information and pictures about individual fish species No Yes Yes
HTTP Cat Cat for every HTTP Status No Yes Yes
HTTP Dog Dogs for every HTTP response status code No Yes Yes
IUCN IUCN Red List of Threatened Species apiKey No No
MeowFacts Get random cat facts No Yes No
Movebank Movement and Migration data of animals No Yes Yes
Petfinder Petfinder is dedicated to helping pets find homes, another resource to get pets adopted apiKey Yes Yes
PlaceBear Placeholder bear pictures No Yes Yes
PlaceDog Placeholder Dog pictures No Yes Yes
RandomDog Random pictures of dogs No Yes Yes
RandomDuck Random pictures of ducks No Yes No
RandomFox Random pictures of foxes No Yes No
RescueGroups Adoption No Yes Unknown
Shibe.Online Random pictures of Shiba Inu, cats or birds No Yes Yes
The Dog A public service all about Dogs, free to use when making your fancy new App, Website or Service apiKey Yes No
xeno-canto Bird recordings No Yes Unknown
:----------------------------------------------------------------------------------------: ------------------------------------------ :------: :---: :-----:
Amazing Endemic Species Amazing endemic species all over the world No Yes Yes
Dog API Fun facts on dog breeds and groups No Yes Unknown
HTTP Dogs Dogs for every HTTP status code No Yes Unknown
HTTPCat Cat for every HTTP Status No Yes Unknown
Open Dog Registry Adoption OAuth Yes Yes
Petfinder Information and images of dog breeds No Yes Yes

Anime (24 APIs)

API Description Auth HTTPS CORS
AniAPI Anime discovery, streaming & syncing with trackers OAuth Yes Yes
AniDB Anime Database apiKey No Unknown
AniList Anime discovery & tracking OAuth Yes Unknown
AnimeChan Anime quotes (over 10k+) No Yes No
AnimeFacts Anime Facts (over 100+) No Yes Yes
AnimeNewsNetwork Anime industry news No Yes Yes
Catboy Neko images, funny GIFs & more No Yes Yes
Danbooru Anime Thousands of anime artist database to find good anime art apiKey Yes Yes
Jikan Unofficial MyAnimeList API No Yes Yes
Kitsu Anime discovery platform OAuth Yes Yes
MangaDex Manga Database and Community apiKey Yes Unknown
Mangapi Translate manga pages from one language to another apiKey Yes Unknown
MyAnimeList Anime and Manga Database and Community OAuth Yes Unknown
NekosBest Neko Images & Anime roleplaying GIFs No Yes Yes
Shikimori Anime discovery, tracking, forum, rates OAuth Yes Unknown
Studio Ghibli Resources from Studio Ghibli films No Yes Yes
Trace Moe A useful tool to get the exact scene of an anime from a screenshot No Yes Yes
Waifu.im Get waifu pictures from an archive of over 4000 images and multiple tags No Yes Yes
Waifu.pics Image sharing platform for anime images No Yes No
:-----------------------------------------------------------------------: ------------------------------------------------- :------: :---: :-----:
AOT quotes Attack on Titan Quotes API No Yes Yes
Mangadex ad-free manga reader offering high-quality images No Yes Unknown
Nekosia API Anime API with cute random images No Yes Unknown
What Anime Scan anime image to get specific detail apiKey Yes Unknown

Anti-Malware (20 APIs)

API Description Auth HTTPS CORS
AbuseIPDB IP/domain/URL reputation apiKey Yes Unknown
AlienVault Open Threat Exchange (OTX) IP/domain/URL reputation apiKey Yes Unknown
CAPEsandbox Malware execution and analysis apiKey Yes Unknown
Google Safe Browsing Google Link/Domain Flagging apiKey Yes Unknown
MalDatabase Provide malware datasets and threat intelligence feeds apiKey Yes Unknown
MalShare Malware Archive / file sourcing apiKey Yes No
MalwareBazaar Collect and share malware samples apiKey Yes Unknown
Metacert Metacert Link Flagging apiKey Yes Unknown
NoPhishy Check links to see if they're known phishing attempts apiKey Yes Yes
Phisherman IP/domain/URL reputation apiKey Yes Unknown
Scanii Simple REST API that can scan submitted documents/files for the presence of threats apiKey Yes Yes
URLhaus Bulk queries and Download Malware Samples No Yes Yes
URLScan.io Scan and Analyse URLs apiKey Yes Unknown
VirusTotal VirusTotal File/URL Analysis apiKey Yes Unknown
Web of Trust IP/domain/URL reputation apiKey Yes Unknown
:-------------------------------------------------------------------: :----------------------------------------------------------------------------------------------------------------------------- :------: :---: :-----:
Dymo API Multi-account and fraud detection. Sending emails without ending up in SPAM apiKey Yes Yes
Google Safe Browse Google Link/Domain Flagging apiKey Yes Unknown
VirusTotal VirusTotal File/URL Analysis apiKey Yes Unknown
Web Of Trust (WOT) Website reputation apiKey Yes Unknown

Art & Design (28 APIs)

API Description Auth HTTPS CORS
Améthyste Generate images for Discord users apiKey Yes Unknown
Art Institute of Chicago Art No Yes Yes
Colormind Color scheme generator No No Unknown
ColourLovers Get various patterns, palettes and images No No Unknown
Cooper Hewitt Smithsonian Design Museum apiKey Yes Unknown
Dribbble Discover the world’s top designers & creatives OAuth Yes Unknown
DummyImage Generate placeholder images with custom size, colors and text No Yes Unknown
EmojiHub Get emojis by categories and groups No Yes Yes
Europeana European Museum and Galleries content apiKey Yes Unknown
Harvard Art Museums Art apiKey No Unknown
Icon Horse Favicons for any website, with fallbacks No Yes Yes
Iconfinder Icons apiKey Yes Unknown
Icons8 Icons (find "search icon" hyperlink in page) No Yes Unknown
Lordicon Icons with predone Animations No Yes Yes
Metropolitan Museum of Art Met Museum of Art No Yes No
Noun Project Icons OAuth No Unknown
PHP-Noise Noise Background Image Generator No Yes Yes
Pixel Encounter SVG Icon Generator No Yes No
Rijksmuseum RijksMuseum Data apiKey Yes Unknown
Thisispaper Curated architecture, design, photography and art projects with visual-similarity and taste metadata apiKey Yes Yes
UpRes AI image upscaling to 8K with 18 models (Real-ESRGAN, SeedVR2, AuraSR) apiKey Yes Yes
Text-till-Kladdesign AI fashion design generator — transform Swedish text into clothing concepts apiKey Yes Yes
Word Cloud Easily create word clouds apiKey Yes Unknown
:------------------------------------------------------------------: ----------------------------------------------------------------------------- :------: :---: :-----:
Dribbble Design OAuth No Unknown
Freepik Stock resources(Icons, videos, photos), AI image generation and editing tools apiKey Yes Unknown
Rijksmuseum Art apiKey Yes Unknown
svg.new AI-powered image to SVG vectorization apiKey Yes Yes

Authentication & Authorization (7 APIs)

API Description Auth HTTPS CORS
Auth0 Easy to implement, adaptable authentication and authorization platform apiKey Yes Yes
GetOTP Implement OTP flow quickly apiKey Yes No
Micro User Service User management and authentication apiKey Yes No
MojoAuth Secure and modern passwordless authentication platform apiKey Yes Yes
SAWO Labs Simplify login and improve user experience by integrating passwordless authentication in your app apiKey Yes Yes
Stytch User infrastructure for modern applications apiKey Yes No
Warrant APIs for authorization and access control apiKey Yes Yes

Blockchain (14 APIs)

API Description Auth HTTPS CORS
Bitquery Onchain GraphQL APIs & DEX APIs apiKey Yes Yes
Blockscout Multichain block explorer REST API (with Etherscan-compatible JSON-RPC) apiKey Yes No
Chainlink Build hybrid smart contracts with Chainlink No Yes Unknown
Chainpoint Chainpoint is a global network for anchoring data to the Bitcoin blockchain No Yes Unknown
ClearTrace Cross-frontend DEX attribution and execution quality data across Ethereum and L2s No Yes Yes
Covalent Multi-blockchain data aggregator platform apiKey Yes Unknown
Etherscan Ethereum explorer API apiKey Yes Yes
Helium Helium is a global, distributed network of Hotspots that create public, long-range wireless coverage No Yes Unknown
Nownodes Blockchain-as-a-service solution that provides high-quality connection via API apiKey Yes Unknown
Steem Blockchain-based blogging and social media website No No No
TWZRD Agent Intel Solana on-chain agent trust scoring via MCP; 4 free tools to score, resolve and verify AI agent wallets No Yes Yes
The Graph Indexing protocol for querying networks like Ethereum with GraphQL apiKey Yes Unknown
Walltime To retrieve Walltime's market info No Yes Unknown
Watchdata Provide simple and reliable API access to Ethereum blockchain apiKey Yes Unknown

Books (27 APIs)

API Description Auth HTTPS CORS
A Bíblia Digital Do not worry about managing the multiple versions of the Bible apiKey Yes No
Amanah Sunnah Semantic search across Quran, Hadith, Tafsir & 18K+ Rijal narrators apiKey Yes Yes
Bhagavad Gita Open Source Shrimad Bhagavad Gita API including 21+ authors translation in Sanskrit/English/Hindi apiKey Yes Yes
Bhagavad Gita Bhagavad Gita text OAuth Yes Yes
Bhagavad Gita telugu Bhagavad Gita API in telugu and odia languages No Yes Yes
Bible-api Free Bible API with multiple languages No Yes Yes
British National Bibliography Books No No Unknown
Crossref Metadata Search Books & Articles Metadata No Yes Unknown
Ganjoor Classic Persian poetry works including access to related manuscripts, recitations and music tracks OAuth Yes Yes
Google Books Books OAuth Yes Unknown
GurbaniNow Fast and Accurate Gurbani RESTful API No Yes Unknown
Gutendex Web-API for fetching data from Project Gutenberg Books Library No Yes Unknown
KDP Intelligence KDP niche demand scores, competition analysis and revenue estimates No Yes Yes
Open Library Books, book covers and related data No Yes No
Penguin Publishing Books, book covers and related data No Yes Yes
PoetryDB Enables you to get instant data from our vast poetry collection No Yes Yes
Quran RESTful Quran API with multiple languages No Yes Yes
Quran Cloud A RESTful Quran API to retrieve an Ayah, Surah, Juz or the entire Holy Quran No Yes Yes
Quran-api Free Quran API Service with 90+ different languages and 400+ translations No Yes Yes
Runyankole Bible Free REST API for the Runyankore-Rukiga Bible — 66 books, 31106 verses No Yes Yes
The Bible Everything you need from the Bible in one discoverable place apiKey Yes Unknown
Thirukkural 1330 Thirukkural poems and explanation in Tamil and English No Yes Yes
Urantia Papers Full-text + semantic search across the Urantia Papers, with audio narration, entities, translations No Yes Yes
Wizard World Get information from the Harry Potter universe No Yes Yes
Wolne Lektury API for obtaining information about e-books available on the WolneLektury.pl website No Yes Unknown
Harry Potter API API to get data from Harry Potter books, movies, characters and spells No Yes Yes
Rig Veda Gods and poets, their categories, and the verse meters, with the mandal and sukta number No Yes Unknown

Business (41 APIs)

API Description Auth HTTPS CORS
Apache Superset API to manage your BI dashboards and data sources on Superset apiKey Yes Yes
Charity Search Non-profit charity data apiKey No Unknown
Clearbit Logo Search for company logos and embed them in your projects apiKey Yes Unknown
Domainsdb.info Registered Domain Names Search No Yes No
Freelancer Hire freelancers to get work done OAuth Yes Unknown
Funding Signals Companies that just raised funding, scored as sales leads, from public SEC filings apiKey Yes No
Gmail Flexible, RESTful access to the user's inbox OAuth Yes Unknown
Google Analytics Collect, configure and analyze your data to reach the right audience OAuth Yes Unknown
Instatus Post to and update maintenance and incidents on your status page through an HTTP REST API apiKey Yes Unknown
Invovate Generate PDF, JSON & UBL invoices in 11 languages from one JSON POST apiKey Yes No
Mailchimp Send marketing campaigns and transactional mails apiKey Yes Unknown
mailjet Marketing email can be sent and mail templates made in MJML or HTML can be sent using API apiKey Yes Unknown
markerapi Trademark Search No No Unknown
Meirra SEO monitoring, email verification, lead generation, and marketing analytics apiKey Yes Yes
ORB Intelligence Company lookup apiKey Yes Unknown
Pick an Agency Search 47,000+ marketing agencies by service, location and rating No Yes Yes
Redash Access your queries and dashboards on Redash apiKey Yes Yes
Signaliz GTM enrichment, lead generation, email verification, and company signals apiKey Yes Unknown
Smartsheet Allows you to programmatically access and Smartsheet data and account information OAuth Yes No
Square Easy way to take payments, manage refunds, and help customers checkout online OAuth Yes Unknown
SwiftKanban Kanban software, Visualize Work, Increase Organizations Lead Time, Throughput & Productivity apiKey Yes Unknown
Tenders in Hungary Get data for procurements in Hungary in JSON format No Yes Unknown
Tenders in Poland Get data for procurements in Poland in JSON format No Yes Unknown
Tenders in Romania Get data for procurements in Romania in JSON format No Yes Unknown
Tenders in Spain Get data for procurements in Spain in JSON format No Yes Unknown
Tenders in Ukraine Get data for procurements in Ukraine in JSON format No Yes Unknown
Tomba email finder Email Finder for B2B sales and email marketing and email verifier apiKey Yes Yes
Trello Boards, lists and cards to help you organize and prioritize your projects OAuth Yes Unknown
Village Person and company enrichment plus warm introduction paths through your network apiKey Yes Yes
:------------------------------------------------------------------------: ------------------------------------------------------------------------- :------: :---: :-----:
biz collect Business contact data from a location and keywords, including emails apiKey Yes Unknown
Clientsbee Free leads for bussiness and technographics data apiKey Yes No
Favicon.im Instantly fetch and display the favicon for any website No Yes No
LogoKit Logo API for brands, stocks, and cryptocurrencies apiKey Yes Unknown
MailboxValidator Validate email address to improve deliverability apiKey Yes Unknown
mailgun Email Service apiKey Yes Unknown
Markbase Search 14M+ USPTO trademarks with fuzzy search and autocomplete No Yes Yes
markerapi Trademark Search No No Unknown
Mydentify Discover software by task through structured product directories and weekly leaderboards No Yes Yes
SCALA Score Search 250M+ company records across 50+ countries with revenue, employees, and credit scores No Yes Unknown
Tomba Email finder Email Finder for B2B sales and email marketing apiKey Yes Yes

Calendar (27 APIs)

API Description Auth HTTPS CORS
caldays Public holidays for 195+ countries No Yes Yes
Calendarific Worldwide Holidays apiKey Yes Unknown
Checkiday - National Holiday Industry-leading holiday data with over 5,000 holidays and thousands of descriptions apiKey Yes Unknown
Church Calendar Catholic liturgical calendar No No Unknown
Czech Namedays Calendar Lookup for a name and returns nameday date No No Unknown
Festivo Public Holidays Fastest and most advanced public holiday and observance service on the market apiKey Yes Yes
Google Calendar Display, create and modify Google calendar events OAuth Yes Unknown
Hebrew Calendar Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc No No Unknown
Holidays Historical data regarding holidays apiKey Yes Unknown
LectServe Protestant liturgical calendar No No Unknown
Nager.Date Public holidays for more than 90 countries No Yes No
Namedays Calendar Provides namedays for multiple countries No Yes Yes
Non-Working Days Database of ICS files for non working days No Yes Unknown
Non-Working Days Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other No Yes Yes
Public Holidays Data on national, regional, and religious holidays via API apiKey Yes Yes
Russian Calendar Check if a date is a Russian holiday or not No Yes No
The Calendar Public holidays for US states and 30 countries plus sports and finance calendars as static JSON No Yes Yes
UK Bank Holidays Bank holidays in England and Wales, Scotland and Northern Ireland No Yes Unknown
:-----------------------------------------------------------------------------: ------------------------------------------------------------------------------------------------------ :------: :---: :-----:
Abstract's Holiday API National, regional, and religious holidays for 120+ countries & 100+ years apiKey Yes Yes
Byabbe Seach histories from wikipedia for a particular day No Yes Unknown
Calendar Index Worldwide Holidays and Working Days apiKey Yes Yes
Czech Namedays Calendar Lookup for a name and returns nameday date No No Unknown
Feriados API Brazilian holidays API covering national, state, and municipal holidays for 5,570+ municipalities apiKey Yes Yes
Non-Working Days ICS Database of ICS files for non working days No Yes Unknown
OpenHolidays API Public and school holidays for many countries via an open REST API No Yes Yes
TimeZones iCal Library Database of official time zones and corresponding iCal VTIMEZONE blocks No Yes Unknown

Cloud Storage & File Sharing (23 APIs)

API Description Auth HTTPS CORS
Box File Sharing and Storage OAuth Yes Unknown
ddownload File Sharing and Storage apiKey Yes Unknown
Dropbox File Sharing and Storage OAuth Yes Unknown
File.io Super simple file sharing, convenient, anonymous and secure No Yes Unknown
Filestack Filestack File Uploader & File Upload API apiKey Yes Unknown
FileUp Temporary file hosting with upload API, expiration times, and view limits No Yes Unknown
GoFile Unlimited size file uploads for free apiKey Yes Unknown
Google Drive File Sharing and Storage OAuth Yes Unknown
Gyazo Save & Share screen captures instantly apiKey Yes Unknown
Imgbb Simple and quick private image sharing apiKey Yes Unknown
OneDrive File Sharing and Storage OAuth Yes Unknown
Pantry Free JSON storage for small projects No Yes Yes
Pastebin Plain Text Storage apiKey Yes Unknown
Pinata IPFS Pinning Services API apiKey Yes Unknown
Quip File Sharing and Storage for groups apiKey Yes Yes
Storj Decentralized Open-Source Cloud Storage apiKey Yes Unknown
The Null Pointer No-bullshit file hosting and URL shortening service No Yes Unknown
Web3 Storage File Sharing and Storage for Free with 1TB Space apiKey Yes Yes
:--------------------------------------------------: ------------------------ :------: :---: :-----:
Mega.nz File Sharing And Storage No Yes Unknown
OneDrive File Sharing and Storage OAuth Yes Unknown
Pastebin Plain Text Storage apiKey Yes Unknown
WeTransfer File Sharing apiKey Yes Yes

Continuous Integration (9 APIs)

API Description Auth HTTPS CORS
Azure DevOps Health Resource health helps you diagnose and get support when an Azure issue impacts your resources apiKey No No
Bitrise Build tool and processes integrations to create efficient development pipelines apiKey Yes Unknown
Buddy The fastest continuous integration and continuous delivery platform OAuth Yes Unknown
CircleCI Automate the software development process using continuous integration and continuous delivery apiKey Yes Unknown
Codeship Codeship is a Continuous Integration Platform in the cloud apiKey Yes Unknown
Travis CI Sync your GitHub projects with Travis CI to test your code in minutes apiKey Yes Unknown
:-------------------------------------------: ---------------------------------------------------------------------------------------------- :------: :---: :-----:
CircleCI Automate the software development process using continuous integration and continuous delivery apiKey Yes Unknown
Codeship Codeship is a Continuous Integration Platform in the cloud apiKey Yes Unknown

Cryptocurrency (97 APIs)

API Description Auth HTTPS CORS
Coinlayer Real-time Crypto Currency Exchange Rates apiKey Yes Unknown
0x API for querying token and pool stats across various liquidity pools No Yes Yes
1inch API for querying decentralize exchange No Yes Unknown
Alchemy Ethereum Ethereum Node-as-a-Service Provider apiKey Yes Yes
Alpha (Mossland) Korean crypto channel stance + RAG Q&A + canonical entity/topic/event store No Yes Yes
Binance Exchange for Trading Cryptocurrencies based in China apiKey Yes Unknown
Bitcambio Get the list of all traded assets in the exchange No Yes Unknown
BitcoinAverage Digital Asset Price Data for the blockchain industry apiKey Yes Unknown
BitcoinCharts Financial and Technical Data related to the Bitcoin Network No Yes Unknown
Bitcoin Halving Halving era, block reward, and schedule arithmetic for any Bitcoin block height No Yes Yes
Bitfinex Cryptocurrency Trading Platform apiKey Yes Unknown
BitPanda Cryptocurrency Information apiKey Yes Unknown
Bitmex Real-Time Cryptocurrency derivatives trading platform based in Hong Kong apiKey Yes Unknown
Bittrex Next Generation Crypto Trading Platform apiKey Yes Unknown
Block Bitcoin Payment, Wallet & Transaction Data apiKey Yes Unknown
BlazePhoenix On-chain DEX aggregator quotes and route execution data No Yes Yes
Block Lottos On-chain lottery, draw history, jackpot and advertising endpoints No Yes Yes
Blockchain Bitcoin Payment, Wallet & Transaction Data apiKey Yes Unknown
blockfrost Cardano Interaction with the Cardano mainnet and several testnets apiKey Yes Unknown
Brave NewCoin Real-time and historic crypto data from more than 200+ exchanges apiKey Yes Unknown
btcnode.uk Bitcoin blockchain data, fees, mempool, SEC insider trades, Reddit sentiment. x402 micropayments for paid endpoints. No Yes Unknown
BtcTurk Real-time cryptocurrency data, graphs and API that allows buy&sell apiKey Yes Yes
Bybit Cryptocurrency data feed and algorithmic trading apiKey Yes Unknown
CoinAPI All Currency Exchanges integrate under a single api apiKey Yes No
Coinbase Bitcoin, Bitcoin Cash, Litecoin and Ethereum Prices apiKey Yes Unknown
Coinbase Pro Cryptocurrency Trading Platform apiKey Yes Unknown
CoinCap Real time Cryptocurrency prices through a RESTful API No Yes Unknown
CoinDCX Cryptocurrency Trading Platform apiKey Yes Unknown
CoinDesk CoinDesk's Bitcoin Price Index (BPI) in multiple currencies No Yes Unknown
CoinGecko Cryptocurrency Price, Market, and Developer/Social Data No Yes Yes
Coinigy Interacting with Coinigy Accounts and Exchange Directly apiKey Yes Unknown
Coinlib Crypto Currency Prices apiKey Yes Unknown
Coinlore Cryptocurrencies prices, volume and more No Yes Unknown
CoinMarketCap Cryptocurrencies Prices apiKey Yes Unknown
Coinpaprika Cryptocurrencies prices, volume and more No Yes Yes
CoinRanking Live Cryptocurrency data apiKey Yes Unknown
Coinremitter Cryptocurrencies Payment & Prices apiKey Yes Unknown
CoinStats Crypto Tracker No Yes Unknown
CryptAPI Cryptocurrency Payment Processor No Yes Unknown
CryptingUp Cryptocurrency data No Yes Unknown
CryptoCompare Cryptocurrencies Comparison No Yes Unknown
CryptoMarket Cryptocurrencies Trading platform apiKey Yes Yes
Cryptonator Cryptocurrencies Exchange Rates No Yes Unknown
dYdX Decentralized cryptocurrency exchange apiKey Yes Unknown
Ethplorer Ethereum tokens, balances, addresses, history of transactions, contracts, and custom structures apiKey Yes Unknown
EXMO Cryptocurrencies exchange based in UK apiKey Yes Unknown
Gateio API provides spot, margin and futures trading operations apiKey Yes Unknown
Gemini Cryptocurrencies Exchange No Yes Unknown
Hirak Exchange Rates Exchange rates between 162 currency & 300 crypto currency update each 5 min, accurate, no limits apiKey Yes Unknown
Huobi Seychelles based cryptocurrency exchange apiKey Yes Unknown
Hyperliquid Market Data Hyperliquid open interest, funding and cross-venue predicted rates per coin apiKey Yes Yes
icy.tools GraphQL based NFT API apiKey Yes Unknown
Indodax Trade your Bitcoin and other assets with rupiah apiKey Yes Unknown
INFURA Ethereum Interaction with the Ethereum mainnet and several testnets apiKey Yes Yes
Kraken Cryptocurrencies Exchange apiKey Yes Unknown
KuCoin Cryptocurrency Trading Platform apiKey Yes Unknown
Localbitcoins P2P platform to buy and sell Bitcoins No Yes Unknown
Mempool Bitcoin API Service focusing on the transaction fee No Yes No
MercadoBitcoin Brazilian Cryptocurrency Information No Yes Unknown
Messari Provides API endpoints for thousands of crypto assets No Yes Unknown
Mexc Cryptocurrency info, place order apiKey Yes Unknown
Nexchange Automated cryptocurrency exchange service No No Yes
Nomics Historical and realtime cryptocurrency prices and market data apiKey Yes Yes
NovaDax NovaDAX API to access all market data, trading management endpoints apiKey Yes Unknown
OKEx Cryptocurrency exchange based in Seychelles apiKey Yes Unknown
Poloniex US based digital asset exchange apiKey Yes Unknown
PumpFunData Historical Pump.fun and PumpSwap AMM swap data as hourly Parquet files apiKey Yes Unknown
Solana JSON RPC Provides various endpoints to interact with the Solana Blockchain No Yes Unknown
Technical Analysis Cryptocurrency prices and technical analysis apiKey Yes No
VALR Cryptocurrency Exchange based in South Africa apiKey Yes Unknown
ScriptMasterLabs x402 100+ SEC, DeFi, crypto, and macro endpoints for AI agents via x402 micropayments apiKey Yes Yes
ScriptMasterLabs MCP Model Context Protocol server with web search, social search & LLM chat paid via x402 apiKey Yes Yes
WorldCoinIndex Cryptocurrencies Prices apiKey Yes Unknown
Zennet x402 pay-per-use APIs: Polymarket signals, CEX/DEX spreads, contract risk scores, gas oracle No Yes Yes
ZMOK Ethereum JSON RPC API and Web3 provider No Yes Unknown
:----------------------------------------------------------------------: ---------------------------------------------------------------------------------------------------------------------------------- :------: :---: :-----:
Binance Exchange for Trading Cryptocurrencies based in China apiKey Yes Unknown
Bithumb Cryptocurrency Trading Platform apiKey Yes Unknown
Bitquery Bitquery provides blockchain data, offering real-time streaming APIs for 40+ chains, NFT APIs, and a money flow investigation tool apiKey Yes Unknown
Block Bitcoin Payment, Wallet & Transaction Data apiKey Yes Unknown
Blockchain Bitcoin Payment, Wallet & Transaction Data No Yes Unknown
BlockFacts Real-time crypto data from multiple exchanges via a single unified API, and much more apiKey Yes Unknown
CoinDesk Bitcoin Price Index No No Unknown
CoinGecko Cryptocurrency Price, Market, and Developer/Social Data apiKey Yes Yes
CoinLayer Real-time Crypto Currency Exchange Rates apiKey Yes Unknown
CoinRanking Live Cryptocurrency data No Yes Unknown
Crypto Fear & Greed Index (qiaobax) Live crypto market sentiment index (0-100) computed hourly from momentum, trend, volatility and volume No Yes Yes
CurrencyAPI Currency Conversion API apiKey Yes Unknown
DexPaprika Free DEX and DeFi data — pools, tokens, OHLCV, and trades across all chains No Yes Yes
Gates.io Blockchain Assets Exchange No Yes Unknown
MEXC Global Crypto asset exchange for trading Marketplace apiKey Yes Unknown
NiceHash Largest Crypto Mining Marketplace apiKey Yes Unknown
OpenChainBench Open dataset of crypto infrastructure benchmarks: RPC latency, oracles, bridges, prediction markets No Yes Yes
Pharos API Stablecoin risk, peg, liquidity, safety score, blacklist, mint/burn, yield, and chain-health data apiKey Yes Unknown
Poloniex US based digital asset exchange apiKey Yes Unknown
Sharpe Crypto derivatives, funding, arbitrage, narratives, listings, and news data No Yes Unknown
WealthVille Liquidity pool scores and Enter/Hold/Exit verdicts for Solana and EVM chains No Yes Yes

Currency Exchange (30 APIs)

API Description Auth HTTPS CORS
Currencylayer Exchange rates and currency conversion apiKey Yes Unknown
Exchangerate.host Free foreign exchange & crypto rates API No Yes Unknown
Exchangeratesapi.io Exchange rates with currency conversion apiKey Yes Yes
Fixer Exchange rates and currency conversion apiKey No Unknown
1Forge Forex currency market data apiKey Yes Unknown
Amdoren Free currency API with over 150 currencies apiKey Yes Unknown
Bank of Russia Exchange rates and currency conversion No Yes Unknown
Currency-api Free Currency Exchange Rates API with 150+ Currencies & No Rate Limits No Yes Yes
CurrencyFreaks Provides current and historical currency exchange rates with free plan 1K requests/month apiKey Yes Yes
CurrencyScoop Real-time and historical currency rates JSON API apiKey Yes Yes
Czech National Bank A collection of exchange rates No Yes Unknown
Economia.Awesome Portuguese free currency prices and conversion with no rate limits No Yes Unknown
ExchangeRate-API Free currency conversion apiKey Yes Yes
Exchangerate.dev Live & historical FX, 168 pairs back to 1999, Frankfurter-compatible, free 10k/mo No Yes Unknown
Frankfurter Exchange rates, currency conversion and time series No Yes Yes
FreeForexAPI Real-time foreign exchange rates for major currency pairs No Yes No
National Bank of Poland A collection of currency exchange rates (data in XML and JSON) No Yes Yes
paralelo.bo Bolivia parallel-market USD/BOB exchange rate, aggregated from P2P sources every 60s No Yes Yes
TaxID EU VAT number validation with company name and address lookup across all 27 member states apiKey Yes Unknown
VATComply.com Exchange rates, geolocation and VAT number validation No Yes Yes
:----------------------------------------------------------------------------------------------------------: ------------------------------------------------------------------ :------: :---: :-----:
AllRatesToday Real-time mid-market exchange rates for 160+ currencies with SDKs apiKey Yes Unknown
Cambio Uruguay Real-time buy/sell rates from every Uruguayan exchange house with conversion and history No Yes Yes
Coinnect Open money transfer routing across fiat, crypto and P2P networks apiKey Yes Yes
Currencylayer Exchange rates and currency conversion apiKey Yes Unknown
Exchangeratesapi.io Exchange rates with currency conversion apiKey Yes Yes
Fixer.io Exchange rates and currency conversion apiKey Yes Unknown
FXMacroData Real-time forex macroeconomic data from central bank announcements apiKey Yes Yes
FxRatesAPI Real-time exchange rates, historical rates and currency conversion apiKey Yes No
ratesapi Free exchange rates and historical rates No Yes Unknown

Data Validation (22 APIs)

API Description Auth HTTPS CORS
[VATlayer](https://vatlayer.com/?utm_source=Githu

*Truncated - read the full file at https://github.com/kalyan-reddy-b/Hirio/blob/cc5c6178fa5317632e3b559d042af4e800acf82d/.agents/skills/public-apis-catalog/SKILL.

Use it

Copy one of these into your project. Installing also returns the manifest and these snippets.

yaml
targets:
  - https://api.opensmartroute.ai/api/v1/registry/kalyan-reddy-b-hirio-public-apis-catalog/manifest   # or paste the manifest below

Manifest

An Open Capability Manifest: the router reads it to know what this does, what it costs and when to pick it.

kalyan-reddy-b-hirio-public-apis-catalog.ocm.jsonjson
{
  "ocm": "1",
  "id": "kalyan-reddy-b-hirio-public-apis-catalog",
  "kind": "skill",
  "name": "public-apis-catalog",
  "description": "Master catalog of 2088 free & public APIs across 53 categories (Animals, Anime, Anti-Malware, Auth, Blockchain, Books, Business, Calendar, Cloud Storage, Cryptocurrency, Data Validation, Development, Dictionaries, Documents, Email, Finance, Geocoding, Health, Jobs, ML, Music, Security, Weather, etc.) for instant integration across projects.",
  "publisher": "kalyan-reddy-b",
  "version": "1.0.0",
  "capabilities": {
    "domains": [
      "general"
    ],
    "tags": [
      "skill-md",
      "github"
    ],
    "languages": [
      "en"
    ]
  },
  "quality_prior": 0.6,
  "examples": [
    "Master catalog of 2088 free & public APIs across 53 categories (Animals, Anime, Anti-Malware, Auth, Blockchain, Books, Business, Calendar, Cloud Storage, Cryptocurrency, Data Validation, Development, Dictionaries, Documents, Email, Finance, Geocoding, Health, Jobs, ML, Music, Security, Weather, etc.) for instant integration across projects."
  ],
  "primary": false,
  "metadata": {
    "source": {
      "provider": "github",
      "repository": "https://github.com/kalyan-reddy-b/Hirio",
      "path": ".agents/skills/public-apis-catalog/SKILL.md",
      "ref": "cc5c6178fa5317632e3b559d042af4e800acf82d",
      "url": "https://github.com/kalyan-reddy-b/Hirio/blob/cc5c6178fa5317632e3b559d042af4e800acf82d/.agents/skills/public-apis-catalog/SKILL.md",
      "key": "kalyan-reddy-b/Hirio/.agents/skills/public-apis-catalog/SKILL.md"
    }
  },
  "instructions": "# 🌐 Master Public APIs Catalog & Integration Engine\n\n> **Total Unique APIs**: 2088  |  **Total Categories**: 53  |  **Data Source**: `c:\\Projects\\ApplyPilot\\references\\public_apis.json`\n> **Purpose**: Provides AI agents and developers instant access to curated public REST & GraphQL APIs for any domain or feature requirement.\n\n---\n\n## 🔍 How AI Agents Should Search This Catalog\n\nTo find APIs for a specific project feature, execute a fast python search script against `c:\\Projects\\ApplyPilot\\references\\public_apis.json`:\n\n```python\nimport json\nwith open(r\"c:\\Projects\\ApplyPilot\\references\\public_a",
  "cost": {
    "context_tokens": 74816
  }
}

Fetch it by URL: GET /api/v1/registry/kalyan-reddy-b-hirio-public-apis-catalog/manifest?version=1.0.0

Reviews

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