Not exactly what you're asking for, but Rerun makes it pretty easy to preview detections and a whole host of other things. You just log your data (image frames,

Not exactly what you're asking for, but Rerun makes it pretty easy to preview detections and a whole host of other things. You just log your data (image frames, rectangles, points, etc.) and it shows up in a GUI that makes it easy to turn on/off different layers. https://www.rerun.io/ https://www.rerun.io/