Creator of CloudApp here (no longer involved). This is really neat, thanks for sharing! You could potentially monitor ~/Desktop on OS X and identify screenshots

Creator of CloudApp here (no longer involved). This is really neat, thanks for sharing! You could potentially monitor ~/Desktop on OS X and identify screenshots with: mdls 'Screen Shot 2016-10-24 at 4.14.54 PM.png' | grep IsScreenCapture That would match the original behavior even closer. Edited for brevity