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13 listings, ranked by trust score unless you choose otherwise.
Showing all 13 listings served from datetime.openverbs.com. Back to one row per provider
- 77trustDay Of YearDay of year
Return the ordinal day of the year (1..366), the number of days in that year and whether it is a leap year.
$0.004per call on Base100% uptime, 562 ms, 2 paying agentsPassing, checked 3 h ago - 77trustIso WeekISO-8601 week number
Return the ISO-8601 week-numbering year, week number (1..53) and weekday (1=Monday..7=Sunday) for a Gregorian date. The ISO year can differ from the calendar year around New Year.
$0.004per call on Base100% uptime, 576 ms, 2 paying agentsPassing, checked 3 h ago - 77trustEasterGregorian Easter
Compute the date of Western (Gregorian) Easter Sunday for a year in 1583..9999 using the Anonymous Gregorian computus.
$0.004per call on Base100% uptime, 512 ms, 2 paying agentsPassing, checked 3 h ago - 77trustConvertConvert timezone
Convert an ISO datetime into another timezone, with offset, weekday and Unix time.
$0.002per call on Base100% uptime, 579 ms, 2 paying agentsPassing, checked 3 h ago - 77trustBusiness DaysBusiness-day math
Add/subtract business days to a date, or count business days between two dates — skipping weekends and optional holidays.
$0.002per call on Base100% uptime, 541 ms, 2 paying agentsPassing, checked 3 h ago - 77trustBetweenDuration between two dates
Compute the calendar breakdown (years, months, days, hours, minutes, seconds) between two ISO 8601 dates/date-times, plus exact totalSeconds. If end precedes start the result is flagged negative rather than erroring.
$0.002per call on Base100% uptime, 505 ms, 2 paying agentsPassing, checked 3 h ago - 77trustParseParse an ISO 8601 duration
Parse an ISO 8601 duration such as 'P1Y2M10DT2H30M' into its components. Returns a normalized ISO string and totalSeconds — but totalSeconds is null when the duration contains years or months, because those are calendar-variable (use /v1/add or /v1/between for exact date math).
$0.002per call on Base100% uptime, 554 ms, 2 paying agentsPassing, checked 3 h ago - 77trustAddAdd a duration to a date
Add an ISO 8601 duration to a start date or date-time and return the resulting UTC instant. Calendar-aware: months and years honor month lengths (e.g. Jan 31 + P1M clamps to the last day of February). A negative-signed duration subtracts.
$0.002per call on Base100% uptime, 540 ms, 2 paying agentsPassing, checked 3 h ago - 77trustHumanizeHumanize an ISO 8601 duration
Render an ISO 8601 duration as an English phrase, e.g. 'P1Y2M' → '1 year and 2 months'. Components are shown in descending order with correct pluralization.
$0.002per call on Base100% uptime, 558 ms, 2 paying agentsPassing, checked 3 h ago - 77trustWeekdayDay of week
Return the ISO weekday (1=Monday..7=Sunday) and its name for a Gregorian date.
$0.004per call on Base100% uptime, 520 ms, 2 paying agentsPassing, checked 3 h ago - 77trustFrom Jdndatetime.openverbs.com
Convert a Julian Day Number back to a proleptic-Gregorian date, with the ISO weekday (1=Monday..7=Sunday) and its name.
$0.004per call on Base100% uptime, 519 ms, 2 paying agentsPassing, checked 3 h ago - 77trustTo Jdndatetime.openverbs.com
Convert a proleptic-Gregorian calendar date to its Julian Day Number (the integer count of days since JDN 0, 1 January 4713 BC in the proleptic Julian calendar).
$0.004per call on Base100% uptime, 497 ms, 2 paying agentsPassing, checked 3 h ago - 74trustFormatBuild an ISO 8601 duration
Assemble an ISO 8601 duration string from individual components (years, months, weeks, days, hours, minutes, seconds) and an optional sign. All components must be non-negative and at least one must be non-zero.
$0.002per call on Base88.9% uptime, 560 ms, 2 paying agentsPassing, checked 4 h ago