jdn

If you ever want to convert Ethiopian Calender to any other calender system (like the Gregorian Calender) this is the right package for you. And by the way it also support Amharic date formatting and much much more.

Ethiopian ⇆ Gregorian calendar conversion & formatting

JSON <-> JDN Converter in Pure Janet

Header-only C++11–17 library for fast timestamp/calendar conversions, parsing and formatting, ISO 8601, time zones, timers, and NTP.

This is a tool for converting Julian Day Number and Gregorian calendar. 儒略日数和公历之间的转换工具

Julian Day Number

pronounced "vizeeto!"

⏳ Historical chronology platform with astronomical engine (JDN). NestJS + Next.js + PostgreSQL.

Julian Day Calculator converts between Gregorian calendar dates and Julian Day Numbers (JDN). Julian Day is a continuous count of days used in astronomy and historical research.