The best calendar table you'll ever find! Generate a calendar table with many columns of date dimensions and metadata. Output to dataframe or CSV to ingest into a database or for use in an application like Excel or PowerBI.

Calculate Easter date for any given year

📆 ⛪ Easter Dates Calculator on JavaScript. Based on Gauss's Easter algorithm

When is Easter every year? When does Easter fall on [date]?

A VA Smalltalk interface to the US Astronomical Applications API

Polish day off and feast utility classes

Excel VBA functions for Milesian calendar computations

Calculates the date of Easter and related holidays (Pentecost and Good Friday).

Various online calculation tools for calendars and dates

Finding the date of Orthodox and Catholic Easter using Gauss's Algorithm. An implementation in Python.

Public holidays, Easter, name days and important days in the Czech Republic.

Find every Easter day after 2020 AD

Calculate Easter date

The sed can tell you the date of next Easter!

Calculate time differences with Ksh, Bash, and Zsh builtins. Check moon phases, Easter dates and next Friday 13th.