How insert calendar in a clock?

[MiguelDAD]

This post is deleted!

[adrian.k]

I belive it is this module (I use it myself):
https://github.com/KirAsh4/calendar_monthly/

[BKeyport]

@adrian-k alternatively, you could use MMM-Multimonth. a little more configurable, and you can have more than one month.

https://github.com/bkeyport/mmm-multimonth