Microsoft PowerToys' Crop and Lock lets you make mini app windows - The Verge

Microsoft has released a new PowerToys utility called Crop and Lock, which lets you crop an app window to show only the details you want to see, either as an interactive widget or a live-updating thumbnail.

Microsoft PowerToys' Crop and Lock lets you make mini app windows

Microsoft PowerToys Adds New Crop & Lock Feature; Here's How to Use

Computeractive 668 (Digital)

Microsoft PowerToys 0.73.0: A Breakdown of the New Crop And Lock App