This template makes a blue box appear that includes the current time and the amount of articles on Wikipedia at this moment. Put this at the top of your user page or your talk page. It is meant as a user space page header.
Note that this template adheres to the preferences of the user viewing the page. If you are comfortable with the American date format (ಮಾರ್ಚ್ ೨೭, ೨೦೨೩) but are viewing the Commonwealth format (೨೭ ಮಾರ್ಚ್ ೨೦೨೩), then you may change it by going to your preferences, and clicking on the Date and Time tab.
{{Right now (User message)}} - The same template, but yellow-orange like the "You have new messages (Last change)" box.
{{Currentdate}} - time, day-of-week, and mdy
{{Date}} - dmy, etc.
{{DATE}} - parameter for templates ("date=")
{{Now}} - {{Currentdate}} as sentence
{{Plain now}} - dmy and time
{{Right now}} - blue box with time and current # of Wikipedia articles
{{Right now (User message)}} - {{Right now}}, but orange
{{TODAY}} - dmy
Template documentation