TidyData APIs
63 fast, reliable REST APIs for everyday developer tasks. Clean JSON, global edge network, generous free plan.
Airport Data API - IATA & ICAOAirport lookup by IATA or ICAO code, search by name or city, nearest a…
Barcode Generator API - Code 128 & EAN-13Generate scannable Code 128 and EAN-13 barcodes as crisp SVG, with aut…
Calendar Converter API - Hijri, Hebrew, ChineseConvert dates between 13 calendars (Gregorian, Islamic Umm al-Qura and…
Color Converter APIConvert colors between HEX, RGB, HSL and CMYK, get complementary, anal…
Company Logo APIGet any company's logo and icon from its domain: best square icon at y…
Country Data APIAll countries with ISO codes, names in any language, native name, capi…
Currency Exchange Rates APIDaily euro foreign exchange reference rates for 30+ currencies, any ba…
DNS Lookup API - A, MX, TXT, NS RecordsLook up DNS records of any domain in one call: A, AAAA, MX, NS, TXT, C…
DNS Propagation Checker APICheck if a DNS change has propagated: queries Cloudflare, Google, AdGu…
Distance Calculator APIDistance between any two places: coordinates, cities ("Paris, FR") or …
Domain Availability APICheck if domain names are available across many extensions in one call…
Emoji Search APISearch all 1,949 emojis (Emoji 17) by keyword in 6 languages and get n…
English Dictionary APIEnglish dictionary with 147,000 words: definitions by part of speech, …
Fake Data Generator APIRealistic random data for development, demos and seeding databases: us…
Favicon Finder APIFind all icons of a website (favicon.ico, PNG/SVG icons, Apple touch i…
Fitness Calculator API - BMI & CaloriesHealth and fitness calculators: BMI with category and healthy weight r…
HTML Table to JSON & CSV APITurn the HTML tables of any web page into clean JSON (rows or objects …
Hash Generator API - MD5 SHA256 HMACHash any text with MD5, SHA-1, SHA-256, SHA-384, SHA-512 and CRC32 in …
IBAN Validator APIValidate any IBAN (checksum, length, country format, national check di…
IP Lookup & Geolocation APIWho owns an IP address: network name, range, CIDR, organization, count…
Initials Avatar APIGenerate clean initials avatars (SVG) from any name: deterministic bra…
JSON to CSV Converter APIConvert JSON arrays (nested objects flattened) to CSV and CSV to JSON …
Keyword Extraction APIExtract the key phrases and most frequent words of any text in 50+ lan…
Language Detection APIDetect the language of any text: ISO 639-3 code, English name, confide…
Link Extractor APIExtract every link of a web page with anchor text, rel, nofollow flag …
Link Preview API - Open Graph & MetadataEverything you need to build link previews: title, description, image,…
Loan & Mortgage Calculator APIMonthly payment, total interest and full amortization schedule for loa…
Lorem Ipsum Generator APIGenerate lorem ipsum placeholder text as paragraphs, sentences, words,…
Markdown to HTML APIConvert GitHub-flavored Markdown (tables, lists, code) to safe HTML. S…
Number to Words APIConvert numbers and money amounts to words in English, Spanish, French…
Nutrition Facts API - Calories & MacrosSearch 7,793 generic foods and get calories, protein, fat, carbohydrat…
PDF Invoice Generator APICreate PDF documents from text or professional invoices from JSON (ite…
Password Generator & UUID APICryptographically secure random passwords (length, symbols, numbers, u…
Placeholder Image APIInstant placeholder images of any size with custom background, text co…
Profanity Filter APIDetect and censor profanity and offensive words in user-generated text…
Public Holidays APIPublic and bank holidays for 100+ countries and their states/regions, …
QR Code Generator APIFast QR codes as crisp SVG: any text or link, custom size, colors, mar…
Readability Score APIReadability metrics for any text: Flesch Reading Ease, Flesch-Kincaid …
Redirect Checker API - HTTP Status & Redirect ChainHTTP status, full redirect chain (301/302/307/308), final URL, server …
Reverse Geocoding & City Search APIFast city-level geocoding for 171,000 places worldwide: reverse geocod…
Rhymes & Syllables APIRhymes, syllable counts and pronunciation for English words, plus syll…
Robots.txt Checker APICheck whether a URL may be crawled according to the site's robots.txt …
SEO Audit API - On-Page ScoreOn-page SEO audit of any URL in one call: score 0-100 and a clear list…
Security Headers Checker APICheck the HTTP security headers of any website (HSTS, CSP, X-Frame-Opt…
Sentiment Analysis APIFast English sentiment analysis: positive, negative or neutral label, …
Sitemap URL Extractor APIGet all URLs of a website from its sitemaps (found via robots.txt), fo…
Spell Check APIFast English spell checker (US and UK): flags misspellings with ranked…
Sunrise Sunset & Moon Phase APISunrise, sunset, solar noon, day length, civil/nautical/astronomical t…
Synonyms API - ThesaurusEnglish thesaurus: synonyms, antonyms and related words for 147,000 wo…
Text Summarization APISummarize any text or article URL in 50+ languages: picks the most imp…
Time Zone Converter APICurrent time or any date in any IANA time zone, UTC offset, weekday an…
Timezone by Coordinates APIGet the IANA time zone for any latitude/longitude, with the current lo…
URL Unshortener API - Expand Short LinksExpand short links (bit.ly, t.co, tinyurl and any redirect) to their f…
Unit Converter APIConvert between 300+ units (length, weight, volume, temperature, speed…
User Agent Parser APIParse any User-Agent string into browser and version, operating system…
VIN Decoder APIDecode any 17-character VIN: make, model, model year, trim, body, engi…
WHOIS Lookup API - Domain Info & AvailabilityIs a domain registered? Who is the registrar, when was it created, whe…
Website Technology Lookup API - Tech StackDetect 130+ technologies a website uses: CMS (WordPress, Shopify, Wix,…
Word Counter & Text Tools APIHandy text tools in one API: word/sentence count, reading time, Flesch…
Working Days Calculator APICount working days between two dates and add/subtract business days, s…
XML to JSON & YAML Converter APIConvert XML to JSON (attributes kept with @), JSON to XML, YAML to JSO…
ZIP Code API - Postal Codes LookupPostal code lookup for 121 countries and 1.8 million codes: place name…
Zodiac Sign APIExact zodiac sign from a birth date, time and time zone (computed from…