The open source software whiteboard app Open Board has this feature that lets you annotate or draw on your desktop or any open application. I think Miro is a excellent product, and a feature like this would make Miro just amazing.
Here is a quick screenshot as an example of me drawing on PowerPoint while its open: https://www.screencast.com/t/vTqfdrKPh
Open Board Website: https://openboard.ch
Please see this comminity thread regarding the idea:
Thank you.
Ryan
Screencast link is broken.
Miro Combining great teaching tools such as a zoomable whiteboard, board templates, and integration with tools such as Dropbox , Google Suite and Zoom . Miro is a slick, easy-to-use teaching platform. Tutors and students can add to the board individually, allowing for real-time collaboration, and use board tools such as sticky notes, flow charts, and inserted images.
the othe digital whiteboard software such as Google Jamboard , Microsoft Whiteboard , BitPaper , AWW , Ziteboard , Whiteboard.fi also works as well as OpenBoard and Miro . this article provide more information : https://www.xp-pen.com/forum-1541.html .