PSDates provides you all the tools you need when working with dates and times in PowerShell. It contains function to help you find specific date formats, get certain dates based on other dates (first/last day of the month or year, patch Tuesday, etc). I also has functions for working with timezones, unix time, WMI time, crontabs.

Read or update the Exif DateTaken (ExifDT) property in an image file

It returns string value in the format yyyy.MM.dd.hh.mm.ss. For example 2017.12.02.08.56.16.

Writes the day to output

This module provides some simple yet powerful utilities for use in PowerShell during development or day-to-day workflows. The main purpose of this module is to make the "Restart-PowerShell" function available to other developers and PowerShell fanatics. Try the "Reload" alias for that function - I have used it almost daily over the last several yea... More info

A time and date component for Universal Dashboard.

This PowerShell module is ideal for planning, scheduling, and IT operations, enabling users to find the first and last days of a month, any variation of the nth instance, or nth last instance of a particular weekday in a month, including Patch Tuesday.

Use Svendsen Tech's Remove-OldFiles function to delete files based on date logic with time granularity ranging from milliseconds to months, and an optional file name regex filter. GitHub here: https://github.com/EliteLoser/RemoveOldFiles

Module calculates date of day of week (Monday, Tuesday,…) for given week.

Module extracts date and time from picture and change name of the picture to it. It uses format yyyy.MM.dd_hh.mm (2013.08.30_13.08.31). 

A PowerShell module with functions to help calculate working hours, and for generally working with or calculating business hours / date times.