This video shows some efficient ways to create a storyboard for use anywhere a storyboard might be used (like creating an animatic in After Effects)
Storyboarder is a free, open source program by the brilliant folk at Wonder Unit. A fun and efficient app to create storyboards. https://wonderunit.com/storyboarder/
“1.26 beat1” by BOPD
“See Through Windows” program for Windows:
Other transparency programs for Windows:
Mac users, maybe this’ll help?:
Dunno, but I reckon you’re capable enough to find one yourself.