32 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / ant...
IBAN validator: validate an IBAN's length for its country, permitted character classes per field, and the ISO 7064 mod-97-10 check digits. Returns the verdict with a specific failure reason, the electronic and print form...
Cost to employ: every statutory contribution priced line by line, employee and employer sides separated, with the schemes we will not price named and reasoned
Japanese business-day calculator: check if a date is a business day, add N business days to a date, or count business days in a range. Accounts for weekends and Japanese national holidays; optional Saturday and year-end/...
Tell whether a given date is a Japanese business day. Japanese national holidays and business-day calculations derived from the Cabinet Office official CSV. Returns holidays for a given year, plus business-day arithmetic...
Wage check: is this salary legal vs statutory minimum wage? Verdict + margin + instrument
Public and bank holidays for 200+ countries and their regions (states, cantons) for any year, with local names. Optionally check whether a given date is a holiday. Params: country (ISO 3166-1 alpha-2, required, e.g. DE,...
VAT rate gross-up or extract for an amount: net/tax/gross incl. statutory levy components
VAT rate gross-up or extract for an amount: net/tax/gross incl. statutory levy components
VAT rate gross-up or extract for an amount: net/tax/gross incl. statutory levy components
Official public holidays by country and year, with regional subdivisions, localized names and normalized dates.
Foreign exchange reference rates from the European Central Bank. Base currency plus optional symbols filter. Updated daily on ECB schedule. JSON response. $0.002 USDC per call, pay via x402, no API key.
Spanish business-day calculator: count business days between dates or add N business days, using Spain's national public holidays.
Business days between dates. Count business (working) days between two dates, skipping weekends and public holidays for the US, UK, Sweden, Germany, France, Norway, Denmark or Finland, and list the holidays skipped; or g...
Health and payment-path check. Returns server time and confirms the x402 payment settled. The cheapest endpoint in the catalog at $0.001, intended for testing a client's payment flow.
Latest-release metadata from the official PyPI JSON API (live): version, license, requires_python compatibility, requires_dist dependency specs (max 100), yanked flag, last upload time and project URLs. Query: ?pkg=reque...
Business days in 150+ countries and their regions: count between two dates, or the date after adding N business days, skipping weekends and official holidays, listing the holidays in the range.
Official public holidays of 150+ countries and their regions (Spanish autonomous communities, US states, German Länder...) for a year, whether a given date is a holiday, and the next holiday.
Canadian sales tax breakdown for an amount in a province or territory: GST, HST, PST, RST or QST with each rate and amount rounded to the cent, plus the total. Rates are looked up for the given date (default today), so h...
Canadian sales tax breakdown for an amount in a province or territory: GST, HST, PST, RST or QST with each rate and amount rounded to the cent, plus the total. Rates are looked up for the given date (default today), so h...
Working days / next working day in a date range: weekends + gazetted public holidays
Count weekdays (Mon-Fri) between two dates, inclusive of both endpoints.
Working days / next working day in a date range: weekends + gazetted public holidays
Count business days (Mon–Fri) between two dates, inclusive of the start, exclusive of the end. Optional list of holiday dates to skip.