cal / ncal

Display a calendar. ncal offers an alternative layout, more options and the date of easter.

     cal [-jy] [[month] year]

cal [-j] -m month [year]
ncal [-jJpwy] [-s country_code] [[month] year]
ncal [-Jeo] [year] Options: -J Display Julian Calendar, if combined with the -e option, display date of easter according to the Julian Calendar. -e Display date of easter (for western churches). -j Display Julian days (days one-based, numbered from January 1). -m month Display the specified month. -o Display date of orthodox easter (Greek and Russian Orthodox Churches). -p Print the country codes and switching days from Julian to Grego- rian Calendar as they are assumed by ncal. The country code as determined from the local environment is marked with an asterisk. -s country_code Assume the switch from Julian to Gregorian Calendar at the date associated with the country_code. If not specified, ncal tries to guess the switch date from the local environment or falls back to September 2, 1752. This was when Great Britain and her colonies switched to the Gregorian Calendar. -w Print the number of the week below each week column. -y Display a calendar for the specified year.

The year must be specified with 4 digits.

ncal offers an alternative layout, more options and displays the date of easter. The ncal format is a little cramped but it makes a year fit on a 25x80 terminal. By default ncal is not installed, it can be enabled by creating a link as follows:

$ mkdir -p $HOME/bin
$ ln `which cal` $HOME/bin/ncal
$ $HOME/bin/ncal -w

If no parameters are specified, the current month's calendar is displayed.


Show the calendar for 2016
$ cal 2016

Copy the calendar to the clipboard
$ cal | pbcopy

“If everything seems under control, then you're not going fast enough” - Mario Andretti

Related macOS commands:

calendar - reminder service.
dc - Desk Calculator.
units - Convert units from one scale to another.
wc - Print byte, word, and line counts.
Calculate the day of the week, for any date, in your head

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