A Historical Moments API is a powerful tool that offers users access to a vast collection of historical events, people, facts and figures from different time periods and cultures.

Unearth the past with the Historical Events API! Explore significant moments from 3200 BCE to 2000 CE, spanning ancient civilizations to the modern era. Ideal for history, culture, and education applications. Build captivating websites, apps, or games with this frequently updated and reliable API. Embrace history and bring it to life!

The Historical Events By Year API allows users to retrieve significant world events that occurred during a specific year.

Parse, validate, describe, and generate cron expressions. Converts cron syntax to human-readable descriptions and calculates next run times.

Embark on a temporal journey with the World Time API – your global clock for instant access to the current date and time in any city. Seamlessly integrating with applications, this API synchronizes the world, ensuring users stay connected to the heartbeat of time across diverse corners of the globe.

Access a comprehensive historical events API delivering accurate, structured data across centuries, enabling applications to provide engaging timelines, insights, and context.

Pregnancy due date and gestational age API. EDD from LMP, conception, IVF transfer day, or ultrasound CRL. ACOG redating rules, trimester, and term milestones. Deterministic ISO 8601 dates.

The API offers information about previous music events, featuring concert and artist performance details, including dates, venues, and descriptions.

Unlock the tapestry of time with the Events in History API—a portal to explore the profound and pivotal moments that shaped our world. From ancient marvels to contemporary milestones, this API unveils a kaleidoscope of renowned events, offering a captivating journey through the annals of human history.

Applies ACOG Committee Opinion 700 Table 1 to decide whether an ultrasound overrides LMP dating.

Antenatal visit dates from the WHO 2016, NICE or ACOG published schedules, as calendar dates.

Gestational age at any given date, returned as a 29w2d label and as total days.

Due date from embryo transfer date. Day-3, day-5, day-6 and egg retrieval calculated separately.

Ovulation estimate and 6-day fertile window from cycle length. Not contraceptive guidance.

Due date from last menstrual period using Naegele's rule, with 21-45 day cycle length correction.

Trimester boundaries, 24w0d viability, and four preterm and four term classes with their dates.

Dating from BPD, HC, AC and FL measurements in millimetres, using Hadlock 1984 equations.

Conception date from a last menstrual period or from a known due date, as ISO 8601 dates

Embark on a journey through time with our Historical Figures API. Uncover the stories of the famous and infamous who shaped the world. Spanning ancient epochs to the present, our database holds a diverse tapestry of notable individuals, offering a captivating exploration of humanity's remarkable past across cultures and eras

Evaluate a domain’s trustworthiness by instantly checking its age and historical timeline including registration and expiration dates in simple format.

Easily retrieve rich information about crucial historical events using the Retrieve Historical Events Information API.

Retrieve and explore an extensive archive of historical events with the Historical Events Archive Retrieval API.

Extract engaging content related to pivotal historical events seamlessly with the Historical Events Content Extractor API.

Access detailed data on significant historical events effortlessly with our Historical Events Data Fetcher API.

Get comprehensive data on historical events quickly and efficiently with the Get Get Historical Events Data API.