7,300 resources accept payment on this network. eip155:137
Search the WordPress.org theme directory - version, author, rating, downloads, active installs, last update, PHP and WordPress requirements and preview link
The CVEs with the highest FIRST EPSS exploit probability today - 30-day exploitation chance, percentile and an NVD link for patch prioritisation
Data breach catalogue from Have I Been Pwned filterable by name or recency - accounts affected, data exposed, passwords flag, dates and a summary
Exchange rate history from ECB reference rates for up to 6 currencies - change, high and low with dates, mean, annualised volatility and a compact series
Nobel Prize data by year, category or laureate name - laureates with shares and motivations, prize amount, birth and death details and Wikipedia links
Readability scores for English text - Flesch reading ease, Flesch-Kincaid, Gunning Fog, SMOG, ARI and Coleman-Liau, grade level, reading time and advice
Extract emails, URLs, IPs, phone numbers, money, percentages, dates, hashtags, mentions, EVM, Bitcoin and Solana-style addresses and UUIDs from text
Extractive summary of a text - the most representative sentences by word frequency in original order, with scores, compression ratio and top terms
Compare two texts with cosine, Jaccard, Dice bigram and edit-distance similarity, an overall score, a duplicate verdict and the shared terms
Detect the language of a text across 15 Latin-script languages and the script of Cyrillic, Arabic, Hebrew, Indic, Thai, Greek, Korean, Japanese and Chinese text
Word frequency analysis - top words and repeated bigrams without stopwords, unique and total words, lexical diversity and average word length
A/B test significance from visitors and conversions - lift, z-score, p-value, confidence interval, winner and the sample size needed per variant
Binomial, Poisson and normal distribution probabilities - exact, at most, at least, ranges, z-scores and quantiles with mean and standard deviation
Number toolkit - primality, prime factorization, divisors, totient, perfect or abundant class, roman numeral, English words, bases and gcd or lcm with a second number
HTTP status code reference with name, class, meaning, whether it is retryable or cacheable by default and related codes, or list a whole class
TCP and UDP port reference - the service on a port or the ports for a service name, port range type and an exposure risk rating for sensitive services
Parse a User-Agent string into browser, version, engine, OS, device type and architecture, and flag search, AI and social bots and HTTP tools
Decode a JWT header and claims without verifying it - issuer, subject, audience, issued, not-before and expiry times, lifetime and security warnings
Semantic version tools - compare two versions, check a version against an npm-style range such as ^1.2.0 or ~2.1, and compute the bumped next version
Infer a JSON Schema from a sample JSON document - types, nested objects and arrays, required fields and string formats like email, date, uri and uuid
Color palette from a hex color - complementary, split, analogous, triadic and tetradic harmonies, a 50 to 950 scale, tints, shades and WCAG contrast ratios
Modular typographic scale from a base size and ratio - px and rem for each step, line heights, CSS variables and fluid clamp() values between viewports
SaaS metrics from one month of MRR movements - net and gross retention, churn, ARPA, LTV, CAC, LTV to CAC, payback, quick ratio and Rule of 40
Split a hostname with the Public Suffix List into public suffix, registrable domain (eTLD+1) and subdomain, handling co.uk, com.au and github.io correctly
