Thanks for the feedback. I'm actually a bit new to product development. What would be a recommended alternative to an executable in this case? After reading some of the other comments I'm aware of the perceived security risk.
To a web app guy, everything looks like a nail sort of thing but I think this would be a neat web app.
I can go to https://photopea.com and get an entire photoshop clone in my browser, but it would be nice to just use your tool for screenshots when I need.