UUID generator / UUIDv4 / UUIDv7 / unique identifier / random ID / time-ordered UUID / RFC 4122 / batch UUID generation / database primary key / session token / correlation ID / idempotency key. Generate cryptographically random UUID v4 or time-sortable UUID v7. Single or batch up to 100. For AI agents, distributed systems, database row IDs, request tracking.

Price: unknown on Base (auto-paid in USDC).

Email security posture: SPF/DKIM/DMARC presence and parsed policy. Detects missing or misconfigured email authentication. Use ?domain=example.com. Built for email deliverability and phishing prevention.

Price: unknown on Base (auto-paid in USDC).

Get NPM package dependency tree with counts (runtime, dev, peer, optional) and version constraints. Use ?package=react&version=18.2.0. Built for dependency audit and bundle bloat analysis.

Price: unknown on Base (auto-paid in USDC).

⚠️ BETA — IOC data under active verification 2026-05-25, do not rely on matches for production. Supply chain attack IOC catalog. List active campaigns: npm, PyPI, Composer. Shai-Hulud, TanStack, Laravel-Lang. For coding agents pre-install audit.

Price: unknown on Base (auto-paid in USDC).

TCM herb lookup / Chinese herbal medicine / 中药 / Chinese medicinal herbs / herb properties / herb meridian / herb temperature / 寒热温凉 / herb taste / 酸甘苦辛咸 / Traditional Chinese herbal materia medica. Look up Chinese herbs with traditional properties (nature, taste, meridian) and clinical uses.

Price: unknown on Base (auto-paid in USDC).

China city lookup / 中国城市查询 / Chinese cities database / China city tier / 一线二线三线城市 / China prefecture-level city / China city province / China city coordinates / Chinese city info. Look up China city information (name, province, tier, coordinates, population).

Price: unknown on Base (auto-paid in USDC).

Zodiac compatibility / Chinese zodiac matching / 生肖配对 / Chinese astrology compatibility / 12 animal signs matching / 属相相配 / Chinese horoscope compatibility / zodiac match score / Chinese zodiac love compatibility. Compute compatibility score and analysis between two Chinese zodiac animals (rat/ox/tiger/...).

Price: unknown on Base (auto-paid in USDC).

Tai Yi Shen Shu / 太乙神数 / Tai Yi divination / heavenly divination / national fate / Chinese cosmic numerology / 太乙九宫 / nine-palace cosmic oracle. Compute the Tai Yi divination chart (9-palace cosmic oracle) for given datetime, traditionally used for high-level forecasting.

Price: unknown on Base (auto-paid in USDC).

I Ching divination by question / 易经占卜问事 / Yi Jing reading for specific question / contextual hexagram interpretation / structured oracle reading with judgment image lines. Full divination workflow: takes a question, casts a hexagram via three-coin method, returns hexagram + changing lines + interpretation relevant to the question.

Price: unknown on Base (auto-paid in USDC).

Liu Ren divination / 六壬 / Da Liu Ren / 大六壬 / Heaven Earth oracle / 12 heavenly generals / 4 lessons 3 transmissions / 四课三传 / Chinese astrological divination method. Compute the Da Liu Ren divination chart (Heaven plate, Earth plate, 4 lessons, 3 transmissions) for given datetime.

Price: unknown on Base (auto-paid in USDC).

I Ching three-coin method / 摇卦 / coin oracle / Three Coin Yi Jing / 铜钱占卜 / traditional I Ching divination / changing lines coin toss / 本卦变卦 original transformed hexagram. Simulate the traditional three-coin Yi Jing divination: 6 throws producing original hexagram + transformed hexagram with changing lines.

Price: unknown on Base (auto-paid in USDC).

TCM body constitution / 中医体质分析 / 九种体质 / 9 body types / yin deficiency / yang deficiency / damp-heat / phlegm dampness / qi stagnation / blood stasis / 气虚 阴虚 阳虚 痰湿 湿热 气郁 血瘀 / Chinese medicine personalized health assessment. Identify Traditional Chinese Medicine body type from answers to constitution questionnaire, with health recommendations.

Price: unknown on Base (auto-paid in USDC).

Minor Luck / 小运 / Xiao Yun / Chinese astrology annual fortune before Da Yun starts / child fortune periods. Compute annual minor luck pillars for early life (typically childhood years before major luck begins).

Price: unknown on Base (auto-paid in USDC).

URL meta tag extractor / OpenGraph parser / Twitter Card scraper / page title fetcher / link preview generator / favicon finder / OG image / canonical URL extractor / HTML meta scraper. Parse any public webpage and extract structured meta: title, description, keywords, canonical, favicon, language, OpenGraph (og:*) full set, Twitter Card. For AI agents, link preview, SEO audits, content discovery, bookmarking pipelines.

Price: unknown on Base (auto-paid in USDC).

Text diff / text comparison / diff two strings / line diff / word diff / character diff / file diff / text patch / unified diff format / compare strings / git diff style / text difference. Compare two texts, return added/removed/unchanged segments. Line, word, or char granularity.

Price: unknown on Base (auto-paid in USDC).

Bagua direction mapping / 八卦方位 / Eight Trigrams compass / Pre-Heaven Post-Heaven Bagua direction / 先天后天八卦方位 / Qian Kun Zhen Xun Kan Li Gen Dui / Heaven Earth Thunder Wind Water Fire Mountain Lake direction. Get direction mapping for each of the 8 trigrams in both Pre-Heaven and Post-Heaven schemes.

Price: unknown on Base (auto-paid in USDC).

Eight Trigrams / Ba Gua / 八卦 / Pre-Heaven Post-Heaven / 先天八卦 后天八卦 / Qian Kun Zhen Xun Kan Li Gen Dui / Heaven Earth Thunder Wind Water Fire Mountain Lake / trigram meanings. Get all 8 trigrams (Ba Gua) with element, direction, family role, body part, and natural symbol mappings.

Price: unknown on Base (auto-paid in USDC).

Day Master strength / 起旺 / 旺衰 / strong weak Day Master / BaZi prosperity decline / Chinese astrology birth chart strength evaluation. Evaluate strength of Day Master in a BaZi chart (strong/weak/balanced), affecting luck cycle interpretation.

Price: unknown on Base (auto-paid in USDC).

⚠️ BETA — IOC data under active verification 2026-05-25, do not rely on matches for production. Lockfile supply chain scan. Upload package-lock.json / yarn.lock / requirements.txt / poetry.lock / composer.lock. Match against active campaigns. Returns risk score 0-100.

Price: unknown on Base (auto-paid in USDC).

Timezone lookup by city / city timezone API / Chinese city timezone / city UTC offset / 时区查询 / IANA timezone name / city local time / DST aware timezone lookup / timezone by city name. Look up the IANA timezone, UTC offset, and current local time for a given city.

Price: unknown on Base (auto-paid in USDC).

Chinese age calculator / nominal age / xu sui / 虚岁 / Chinese traditional age system / Asian age / lunar birthday / Chinese age vs Western age / how old in Chinese culture. Compute Chinese nominal age (xu sui), Western actual age, days lived, and lunar birthday from any birth date.

Price: unknown on Base (auto-paid in USDC).

Business direction / shop entrance Feng Shui / 商铺方向 / store door direction / business luck direction / 财位 / wealth direction / 旺财方位 / commercial Feng Shui / where to face shop. Recommend the most auspicious door-facing direction and wealth corner for a business based on owner's kua and business type.

Price: unknown on Base (auto-paid in USDC).

Ten Gods / 十神 / Shi Shen / BaZi ten relationship gods / 比劫食伤财官印 / Friend Sibling Wealth Officer Resource Output. Compute the Ten Gods relationships in a BaZi chart (relative to Day Master). Core of Chinese astrology analysis.

Price: unknown on Base (auto-paid in USDC).

Five Elements / 五行 / Wu Xing / Chinese metal wood water fire earth analysis / 金木水火土 / element strength / Ba Zi element distribution / Chinese cosmology / element balance for birth chart. Score each of the five elements (metal/wood/water/fire/earth) from a birth chart, highlight strong and weak elements.

Price: unknown on Base (auto-paid in USDC).

Biorhythm / personal biorhythm / 生物节律 / physical emotional intellectual cycles / 23 28 33 day cycles / circadian fluctuation / personal energy chart / 西方生物钟 / personal performance cycle. Compute personal biorhythm (physical 23-day / emotional 28-day / intellectual 33-day) from birth date for a target date.

Price: unknown on Base (auto-paid in USDC).

Supply chain campaign detail by id. IOCs, compromised versions, remediation. For incident response.

Price: unknown on Base (auto-paid in USDC).

QR code generator / QR generator / generate qrcode / text to qr / url to qr code / 2D barcode generator / make qr png / qrcode base64 image / qr code creator / generate qr code from url. Generate QR code as base64 PNG data URL. Use for URL, wifi credentials, business cards.

Price: unknown on Base (auto-paid in USDC).

Personal lucky colors / 个人幸运颜色 / Chinese Feng Shui colors / 命理幸运色 / BaZi lucky color / Five Elements color matching / 五行颜色 / personal color Feng Shui / Chinese folk color recommendation. Determine personal lucky and unlucky colors from birth date based on Five Elements (Wu Xing) compatibility.

Price: unknown on Base (auto-paid in USDC).

Chinese character divination / 测字 / Ce Zi / Chinese hanzi divination / character oracle / decompose Chinese character for fortune / 字象 / Chinese folk character-based prediction. Divine the future by decomposing a Chinese character into components and interpreting their auspicious/inauspicious meanings.

Price: unknown on Base (auto-paid in USDC).

24 Mountains compass / 二十四山 / 24 Shan / Chinese geomancy compass divisions / luopan 24 directions / detailed compass reading / 15-degree compass segment / Feng Shui fine direction. The 24-Mountain compass (each spans 15°) used in classical Chinese Feng Shui, each with its trigram parent, element, and yin/yang.

Price: unknown on Base (auto-paid in USDC).

24 Chinese solar terms / jieqi / 24节气 / 节气日期 / Chinese seasonal markers / Lichun Lixia Liqiu Lidong / Beginning of Spring / 立春 立夏 / Chinese agricultural calendar / Spring Equinox Autumn Equinox Summer Solstice Winter Solstice. All 24 solar terms for a given year with exact UTC timestamps. For AI agents handling Chinese seasonal queries, agricultural planning, traditional culture content.

Price: unknown on Base (auto-paid in USDC).

Lucky moving day / Feng Shui moving date selection / 搬家择日 / 入宅择吉 / Chinese moving day calculator / auspicious move-in dates / housewarming date / yi an chuang / 宜安床 / pick lucky day to move. Find auspicious days for moving house within a date range, considering the resident's birth year (zodiac clash) and traditional moving rules.

Price: unknown on Base (auto-paid in USDC).

Lucky bed direction / 床位方向 / Feng Shui bed placement / bedroom direction / sleeping direction / where to place bed / lucky head direction / 卧床方向 / Chinese bedroom layout. Calculate the optimal direction to place a bed (head direction) for a person, based on their kua number using Ba Zhai (Eight Mansions) method.

Price: unknown on Base (auto-paid in USDC).

CSV to JSON / JSON to CSV / csv parser / csv to json converter / json to csv array / tabular data converter / spreadsheet to json / comma separated values parser / data transform. Bidirectional convert between CSV and JSON. CSV first row used as headers.

Price: unknown on Base (auto-paid in USDC).

URL status checker / HTTP status code / website uptime monitor / endpoint health probe / dead link detector / redirect chain tracker / response time measurement / TTFB / 404 detector / 500 error checker. Check any public URL for HTTP status, response time, content-type, content-length, redirect chain, server header. For AI agents, monitoring pipelines, security audits, and link validation.

Price: unknown on Base (auto-paid in USDC).

Timezone converter / convert time between timezones / UTC to PST EST GMT IST JST / world clock / international time / time zone calculator. Convert any datetime between any two IANA timezones (America/New_York, Asia/Tokyo, Europe/London, etc.).

Price: unknown on Base (auto-paid in USDC).

Flying Stars / 玄空飞星 / Xuan Kong Fei Xing / period 9 flying stars / 三元九运 / Feng Shui period 1-9 / 9-grid star chart / annual monthly flying stars / Chinese space-time Feng Shui. Compute the Flying Stars (9-grid) chart for a given year and house orientation (sitting direction).

Price: unknown on Base (auto-paid in USDC).

chinese name meaning / what does chinese name mean / Chinese name meaning analysis / 中文名字分析 / Chinese name Five Elements / hanzi name interpretation / 起名 / 改名 / Chinese name Feng Shui / Chinese name luck analysis / Chinese name compatibility with BaZi. Analyze a Chinese name's Five Elements composition, stroke total, and traditional auspicious meaning.

Price: unknown on Base (auto-paid in USDC).

Chinese temple fortune slip / 求签 / 签文 / Chinese oracle slip / 抽签 / Guanyin temple lottery / 100 slips fortune / Chinese temple divination / lottery slip Chinese folk oracle. Draw a Chinese temple fortune slip (qiānzi) with traditional interpretation and prediction.

Price: unknown on Base (auto-paid in USDC).

Chinese dog days / sanfu / 三伏 / hottest period of year / Chinese coldest period / sanjiu / 三九 / Chinese folk seasonal periods / Chinese medicine seasonal therapy / fu tian / 伏天 / Chinese summer heat / Chinese winter cold. Exact dates for the three sanfu (dog day) periods and three sanjiu (coldest) periods of a given year. Used in traditional Chinese medicine seasonal therapy.

Price: unknown on Base (auto-paid in USDC).

URL slug generator / slugify text / make url friendly / seo slug / clean string for url / kebab case url / web slug / convert text to slug / permalink generator. Convert any string to URL-friendly slug, strip diacritics, lowercase, replace spaces with hyphens.

Price: unknown on Base (auto-paid in USDC).

Random number generator / random integer / random float / dice roll / lottery numbers / coin flip / cryptographically secure random / RNG / number picker. Generate cryptographically secure random numbers in a range with optional batch count.

Price: unknown on Base (auto-paid in USDC).

Color palette generator / complementary triadic analogous monochromatic split-complementary tetradic / color scheme / color harmony / design palette / color wheel. Generate a color palette from a base color using standard color theory schemes.

Price: unknown on Base (auto-paid in USDC).

Feng Shui direction analysis / 风水方位 / 8 cardinal directions / Chinese compass / luopan / 罗盘 / lucky direction by birth / personal kua number direction / 命卦方位 / north south east west northeast southeast southwest northwest auspicious direction. Compute lucky and unlucky directions based on birth year and gender using Eight Mansions (Ba Zhai) method.

Price: unknown on Base (auto-paid in USDC).

Plum Blossom Yi Numerology / 梅花易数 / Mei Hua Yi Shu / Shao Yong divination method / number-based I Ching / 邵雍 / Plum Blossom oracle / numerology hexagram generation. Cast a hexagram using the Plum Blossom Numerology method from given numbers (time, date, or arbitrary).

Price: unknown on Base (auto-paid in USDC).

Chinese dream interpretation / 周公解梦 / Zhou Gong dream dictionary / Chinese dream meaning / 解梦 / dream omen / Chinese folk dream symbolism / what does dream mean Chinese. Look up traditional Chinese dream symbol interpretation. Pass a keyword (animal, situation, object) to get the traditional reading.

Price: unknown on Base (auto-paid in USDC).

Chinese festivals / lunar festivals / traditional Chinese holidays / Spring Festival Lunar New Year Chinese New Year / 春节 / Mid-Autumn Festival / 中秋节 / Dragon Boat Festival 端午节 / Qingming Festival / Lantern Festival / Double Seventh / 七夕 / Chongyang / 重阳. All traditional Chinese festivals for a given year with their Gregorian dates. For AI agents handling Chinese cultural events, holiday planning, content scheduling.

Price: unknown on Base (auto-paid in USDC).

Complete BaZi reading / full Chinese astrology birth chart / 八字全分析 / comprehensive Four Pillars analysis / sizhu wuxing shishen dayun nayin shensha yongshen qiwang all in one. Single comprehensive endpoint combining all BaZi analyses: pillars, five elements, ten gods, major luck cycles, na yin, spirits, useful god, strength.

Price: unknown on Base (auto-paid in USDC).

TCM meridian / Chinese medicine acupuncture meridian / 经络 / 12 meridians / Lung Heart Pericardium Spleen Liver Kidney / 肺经心经 / acupoints / meridian flow time / acupuncture channels / Chinese energy channels. Look up the 12 main TCM meridians with element, organ system, flow time, and key acupoints.

Price: unknown on Base (auto-paid in USDC).

Simplified to Traditional Chinese converter / 简体转繁体 / 简繁转换 / mainland to Taiwan Chinese / Chinese character set conversion / GB to BIG5 / OpenCC converter / Hanzi simplified traditional / Chinese localization. Convert Simplified Chinese text to Traditional Chinese (Taiwan standard).

Price: unknown on Base (auto-paid in USDC).

Random bytes generator / cryptographic random / CSPRNG / secure random / random token / nonce generator / session key / API secret generator / random hex base64. Generate cryptographically secure random bytes in hex or base64 encoding.

Price: unknown on Base (auto-paid in USDC).

PBKDF2 key derivation / password hashing / KDF / scrypt alternative / stretch password / derive encryption key / password-based key derivation / iterations / salt. Derive a cryptographic key from a password using PBKDF2 with configurable iterations, salt, and hash algorithm.

Price: unknown on Base (auto-paid in USDC).

AES decryption / AES-256-GCM decrypt / symmetric decryption / authenticated decryption / decrypt cipher / decode encrypted. Decrypt AES-256-GCM ciphertext given the key, IV, and authentication tag.

Price: unknown on Base (auto-paid in USDC).

AES encryption / AES-256-GCM / symmetric encryption / authenticated encryption / data encryption / secure encryption / cipher / encrypt string. Encrypt plaintext using AES-256-GCM with a 32-byte key. Returns IV, ciphertext, and authentication tag.

Price: unknown on Base (auto-paid in USDC).

HMAC calculator / HMAC-SHA256 SHA512 SHA1 MD5 / message authentication code / hash with secret / signed hash / API request signing / webhook signature / JWT signature. Compute HMAC of a message with a secret key using any standard hash algorithm.

Price: unknown on Base (auto-paid in USDC).

Natural language date parser / parse date string / flexible datetime parser / today tomorrow yesterday / relative date keywords / +3 days / -1 week / ISO date parser. Parse natural language ('today', 'tomorrow', '+3d', '-1w') or any ISO/RFC date string into structured datetime.

Price: unknown on Base (auto-paid in USDC).

Relative time formatter / time ago / X minutes ago / in 2 hours / human readable time / fuzzy time / relative datetime / social media timestamps. Format a datetime as relative to now or another base (e.g. '3 hours ago', 'in 2 days').

Price: unknown on Base (auto-paid in USDC).

Business days calculator / working days between dates / weekdays counter / exclude weekends / workday count / business day arithmetic. Count business days (Mon-Fri) between two dates, separating weekend days. No holiday data, just weekend exclusion.

Price: unknown on Base (auto-paid in USDC).

Duration calculator / time difference / elapsed time / days between dates / hours between times / age calculator / how long ago / countdown / time span. Compute the duration between two timestamps with human-readable breakdown (years, months, days, hours, minutes, seconds).

Price: unknown on Base (auto-paid in USDC).

Interest calculator / compound interest / simple interest / loan payment / mortgage calculator / annuity / APR APY / future value / present value / investment return. Compute simple/compound interest or annuity loan payments with configurable compounding frequency.

Price: unknown on Base (auto-paid in USDC).

Statistics calculator / mean median mode / standard deviation variance / quartiles / min max range / descriptive statistics / summary statistics / dataset analysis. Compute statistical measures: mean, median, mode, stddev, variance, min, max, range.

Price: unknown on Base (auto-paid in USDC).

Percentage calculator / percent of / percent change / percent increase decrease / what percentage / tip calculator / discount calculator / markup / margin. Compute percent operations: X percent of Y, what percent X is of Y, percent change from X to Y, X increased or decreased by Y percent.

Price: unknown on Base (auto-paid in USDC).

Unit converter / measurement conversion / metric imperial / length weight temperature speed area volume / kilometer to mile / kg to pound / celsius to fahrenheit / inch to cm / mph to kmh / bytes to gigabytes. Convert between common units of measurement: length, weight, temperature, area, volume, speed, data size, time.

Price: unknown on Base (auto-paid in USDC).

Phone number validator / E.164 format check / international phone validation / country code parser / phone number format / mobile number verification / phone syntax validator. Validate phone number against E.164 international format (+1-3 digit country code, 4-14 digit subscriber).

Price: unknown on Base (auto-paid in USDC).

URL validator / URL format check / URL parser / URL syntax validation / protocol scheme detector / domain parser / query string parser / URL component extractor / RFC 3986 URI validation. Validate URL syntax and parse into components: protocol, hostname, port, pathname, search, hash.

Price: unknown on Base (auto-paid in USDC).

IP address validator / IPv4 IPv6 detector / IP format check / private IP detection / loopback detection / link-local detection / multicast detection / RFC 1918 / network classifier. Validate any IP address (IPv4 or IPv6) and classify as public/private/loopback/link-local/multicast/reserved.

Price: unknown on Base (auto-paid in USDC).

Credit card validator / Luhn algorithm check / card number verification / card type detector / Visa Mastercard Amex Discover Diners JCB UnionPay brand identifier / PAN validation. Validate credit card number via Luhn algorithm and identify card brand. Returns validity, card type, masked number. No payment processing, validation only.

Price: unknown on Base (auto-paid in USDC).

Email validator / email format check / RFC 5322 validation / email regex / verify email address / MX record check / disposable email detector / email syntax validator. Validate any email address format and optionally check MX records via DNS to verify the domain accepts mail. For AI agents, signup pipelines, lead validation, bot filtering.

Price: unknown on Base (auto-paid in USDC).

Color palette generator / color scheme / complementary colors / analogous palette / triadic colors / monochromatic palette / tetradic / color theory / generate colors / UI design palette / web color picker / harmony colors. Generate harmonious color palette from base color using color theory.

Price: unknown on Base (auto-paid in USDC).

Password generator / strong password / random password / secure password generator / crypto-safe password / password maker / generate strong password / customizable password length / pronounceable password / random secure pass. Generate cryptographically random password with custom length and character set rules.

Price: unknown on Base (auto-paid in USDC).

Lorem ipsum generator / placeholder text / dummy text / fake text generator / lorem text / filler content / sample text / lipsum / test content for design / mockup text. Generate Lorem ipsum placeholder with custom words, sentences, or paragraph count.

Price: unknown on Base (auto-paid in USDC).

Case converter / camelCase / snake_case / kebab-case / PascalCase / SCREAMING_SNAKE_CASE / CONSTANT_CASE / dot.case / title case / variable naming convention converter / case transform. Convert string between camelCase, snake_case, kebab-case, PascalCase, CONSTANT_CASE, dot.case, Title Case.

Price: unknown on Base (auto-paid in USDC).

Text statistics / word count / character count / line counter / text analyzer / reading time estimate / paragraph counter / sentence counter / text length / wordcount API / count words in text. Get word/char/line/paragraph/sentence count and reading time estimate.

Price: unknown on Base (auto-paid in USDC).

JSON to YAML / YAML to JSON / yaml parser / json to yaml converter / config file converter / yaml config / json string to yaml / convert yaml to json / yml json. Bidirectional convert between JSON and YAML with pretty-print.

Price: unknown on Base (auto-paid in USDC).

Markdown to HTML / HTML to Markdown / MD to HTML / markdown renderer / GFM markdown parser / convert md to html / convert html to markdown / markdown converter / html parser. Bidirectional convert between Markdown and HTML. Direction by 'from' param.

Price: unknown on Base (auto-paid in USDC).

Timestamp converter / unix timestamp to date / ISO 8601 converter / epoch to date / date string to unix / time format converter / utc to local time / unix time / epoch milliseconds / human readable date. Convert between unix epoch (sec or ms), ISO 8601, and human-readable date strings. Auto-detect input format.

Price: unknown on Base (auto-paid in USDC).

ssl certificate / SSL certificate checker / SSL/TLS certificate inspector / cert expiration checker / HTTPS validator / SAN verifier / certificate chain analyzer / cipher suite inspector / TLS protocol version detector / DV vs OV vs EV cert / SHA-256 fingerprint. Get full TLS handshake details for any domain: issuer, subject, SANs, validity dates, days remaining, fingerprint, serial, protocol, cipher. For AI agents, security audits, monitoring, HTTPS infrastructure pipelines.

Price: unknown on Base (auto-paid in USDC).

DNS lookup / DNS resolver / dig replacement / nslookup API / DoH alternative / MX checker / SPF + DMARC TXT inspector / CAA + DNSSEC inspector / nameserver finder / CDN routing detector. Resolve any domain to A, AAAA, MX, TXT, NS, CNAME, or SOA records. For AI agents, security audits, email config validation, network diagnostics, and infrastructure discovery.

Price: unknown on Base (auto-paid in USDC).

Cron expression parser / cron schedule decoder / cron validator / next run calculator / cron to human readable / crontab inspector / scheduled job analyzer / cron.help alternative / cron expression generator. Parse 5-field cron expressions and compute next N execution times. Returns human description + upcoming timestamps. For AI agents, schedule debug, automation pipelines, infra config validation.

Price: unknown on Base (auto-paid in USDC).

Regex tester / regular expression validator / pattern matcher / capture group extractor / regex debug / JavaScript regex / find-all matches / regex 101 alternative / regex playground / PCRE-like. Test any regex pattern against text. Returns all matches with capture groups and indices. For AI agents, pattern extraction, text validation, log parsing.

Price: unknown on Base (auto-paid in USDC).

JWT decoder / JSON Web Token parser / JWT inspector / claims extractor / OAuth token decoder / JWT header parser / JWT payload reader / jwt.io alternative / API token introspection. Decode JWT header and payload (signature NOT verified). For AI agents, OAuth flow debug, API token inspection, auth analysis.

Price: unknown on Base (auto-paid in USDC).

Base64 encoder / Base64 decoder / Base64url / URL-safe Base64 / RFC 4648 / encode text / decode Base64 / JWT prep / data URI / binary safe encoding / API token encoding / email MIME. Standard or URL-safe Base64 encoding/decoding of any text. For AI agents, JWT manipulation, API token handling, data URI generation.

Price: unknown on Base (auto-paid in USDC).

Cryptographic hash / MD5 / SHA-1 / SHA-256 / SHA-384 / SHA-512 / hex digest / file integrity / checksum / message digest / content fingerprint / password hashing prep / content-addressed storage. Compute hash of any text input using MD5, SHA-1, SHA-256, SHA-384, or SHA-512. Returns hex digest. For AI agents, integrity checks, deduplication, content addressing.

Price: unknown on Base (auto-paid in USDC).

Chinese festival customs / 中国节日习俗 / Chinese traditional festival / Spring Festival customs / Mid-Autumn Festival / Dragon Boat Festival / 春节 中秋 端午 / Chinese festival food / Chinese festival traditions / Chinese holiday rituals. Look up traditional customs, food, and rituals for a Chinese festival on a given date.

Price: unknown on Base (auto-paid in USDC).

Personal lucky numbers / 个人幸运数字 / Chinese folk numerology / BaZi-based lucky digits / 命理幸运数字 / Chinese numerology personal numbers / lucky digit for lottery / 八字幸运号码 / Chinese personal numerology by birth. Compute personal lucky numbers from birth date using BaZi day master Five Elements. For AI agents handling lottery suggestions, lucky number recommendations.

Price: unknown on Base (auto-paid in USDC).

Number divination / 数字占卜 / numerology oracle / digit-based fortune telling / lucky number derivation / Chinese number prediction. Take 3-6 random digits and derive a divinatory hexagram or interpretation using folk numerology.

Price: unknown on Base (auto-paid in USDC).

Qi Men Dun Jia / 奇门遁甲 / military divination / 9-palace 3-pan oracle / Chinese strategy divination / heaven door earth door human door / 八门九星八神 / 8 doors 9 stars 8 gods. Compute the Qi Men Dun Jia chart (9-palace with stars/doors/gods) for a given datetime, used for strategic decision making.

Price: unknown on Base (auto-paid in USDC).

Six Lines divination / 六爻占卜 / Liu Yao / King Wen six-line method / 文王六爻 / coin oracle / Yi Jing six-line reading / changing lines analysis / 六爻断卦 / Chinese coin divination with detailed interpretation. Cast a Six-Line divination with optional question and date, returns original + transformed hexagram, changing lines, and divinatory interpretation.

Price: unknown on Base (auto-paid in USDC).

Chinese hour / shichen / 时辰 / 12 traditional Chinese hours / zi chou yin mao chen si wu wei shen you xu hai / 子丑寅卯辰巳午未申酉戌亥 / Chinese double hour / 2-hour Chinese time period. Convert any time of day to the corresponding Chinese shichen (one of 12 two-hour periods), including its name, zodiac animal, and elemental association.

Price: unknown on Base (auto-paid in USDC).

Today's Chinese festival / what Chinese festival is today / 今日节日 / current Chinese holiday / is today a Chinese holiday. Returns the Chinese festival(s) on a given date (or today), if any. Empty list if no festival.

Price: unknown on Base (auto-paid in USDC).

TCM health by BaZi / Chinese medicine birth chart health analysis / 八字健康分析 / TCM body constitution from BaZi / Five Elements health / 五行养生 / personalized Chinese medicine recommendation from birth date. Analyze a person's likely TCM body type and health vulnerabilities from their BaZi birth chart, with diet and lifestyle recommendations.

Price: unknown on Base (auto-paid in USDC).

TCM seasonal health / 四季养生 / Chinese medicine seasonal therapy / spring liver / summer heart / autumn lung / winter kidney / 春养肝 夏养心 秋养肺 冬养肾 / season-specific health advice. Get TCM-recommended diet, lifestyle, and key organ for the current (or specified) season.

Price: unknown on Base (auto-paid in USDC).

Complete I Ching analysis / full hexagram reading / 易经全卦分析 / hexagram with all relations changing lines yao text bagua trigrams complete in one call / Yi Jing deep reading. Comprehensive single-call analysis: hexagram + all six line texts + nuclear/inverse/opposite hexagrams + Ba Gua trigrams + judgment + image.

Price: unknown on Base (auto-paid in USDC).

Hexagram relations / 互卦 综卦 错卦 / nuclear hexagram / inverse hexagram / opposite hexagram / I Ching transformation analysis / hexagram derived gua. For a given hexagram return its nuclear (互卦), inverse (综卦), and opposite (错卦) related hexagrams.

Price: unknown on Base (auto-paid in USDC).

I Ching line meaning / 爻辞 / individual line text / yao ci / hexagram line by line / 初九 九二 九三 / I Ching line interpretation. Get the text and meaning of a specific line (1-6) of a specific hexagram.

Price: unknown on Base (auto-paid in USDC).

I Ching 64 hexagrams full list / all Yijing gua / hexagram catalog / King Wen sequence / 易经六十四卦目录 / 64 trigrams pairs. Return all 64 I Ching hexagrams with name, number, and traditional sequence.

Price: unknown on Base (auto-paid in USDC).

I Ching hexagram lookup / 卦象查询 / 64 hexagrams reference / Yijing gua by number / King Wen sequence / Qian Kun Zhun Meng / 乾坤屯蒙 / hexagram meaning / hexagram name. Look up a specific I Ching hexagram by number (1-64) and get its full traditional interpretation.

Price: unknown on Base (auto-paid in USDC).

I Ching random hexagram / Book of Changes random draw / random divination cast / 周易 / 易经 / 卦象随机 / Yijing oracle / random 64 hexagrams / Chinese divination quick draw / casual Yi Jing reading. Generate a random I Ching hexagram (1 of 64) with its lines, judgment, image, and meaning.

Price: unknown on Base (auto-paid in USDC).

Geo distance calculator / haversine distance / great circle distance / lat long distance / GPS coordinate distance / 经纬度距离 / kilometer between two coordinates / point-to-point distance Earth / geographic distance API. Compute great-circle (haversine) distance between two latitude/longitude coordinates.

Price: unknown on Base (auto-paid in USDC).

China province lookup / 中国省份查询 / Chinese provinces database / mainland China provinces / 34省级行政区 / China admin divisions / China province capital / China province area population / Chinese province codes. Look up China province information (name, capital, area, population, region) by name or code.

Price: unknown on Base (auto-paid in USDC).