To diplay todays date:

Markup Text	Displayed as
Today is !today.	Today is 15 Sep, 2025.
XML is !today -xml.	XML is 2025-09-15T16:06:08.
Right now it is !today -t.	Right now it is 15 Sep, 2025 16:06.
Tomorrow is !today +1.	Tomorrow is 16 Sep, 2025.
Last week was !today -7.	Last week was 08 Sep, 2025.
The month is !today (MMM).	The month is Sep.

As you can see, you can add or subtract days. You can include the time tiwh -t. And you can use your own format for the time. (See SimpleDataFormat for the syntax.)