Suggestions for Datemultical

The following packages have something in common with the package Datemultical. The packages are ordered in decreasing similarity.

Package datestamp: Fixed date-stamps with LuaLaTeX
Package wallcalendar: A wall calendar class with custom layouts
Package scrdate: Calendar date operations
Package analogclock: An analog ticking clock package for PDF output
Package calcage: Calculate the age of something, in years
Package dates: Macros for parsing date strings
Package tdclock: A ticking digital clock package for PDF output
Package timeop: Calculates and displays arithmetic operations with durations
Package uhrzeit: Time printing, in German
Package eukdate: UK format dates, with weekday
Package greekdates: Provides ancient Greek day and month names, dates, etc.
Package clock: Graphical and textual clocks for TeX and LaTeX
Package easter: Meeus algorithms to compute Easter’s date and related feasts
Package basque-date: Print the date in Basque
Package simurgh: Typeset Parsi in LuaLaTeX
Package semesterplanner: Create beautiful semester timetables and more
Package semesterplannerlua: Draw timetables and other organizational matters useful for planning a semester
Package datetime2-turkish: Turkish language module for the datetime2 package
Package datetime2-croatian: Croatian language module for the datetime2 package
Package datetime2-breton: Breton language module for the datetime2 package
Package datetime2-portuges: Portuguese language module for the datetime2 package
Package datetime2-slovak: Slovak language module for the datetime2 package
Package datetime2-bulgarian: Bulgarian language module for the datetime2 package
Package datetime2-bahasai: Bahasai language module for the datetime2 package
Package datetime2-dutch: Dutch language module for the datetime2 package
Package datetime2-scottish: Scottish Gaelic Language Module for the datetime2 Package
Package datetime2-samin: Northern Sami language module for the datetime2 package
Package datetime2-irish: Irish Gaelic Language Module for the datetime2 Package
Package datetime2-it-fulltext: Italian full text styles for the datetime2 package
Package datetime2-usorbian: Upper Sorbian language module for the datetime2 package
Package datetime2-greek: Greek language module for the datetime2 package