A hook that hangs over the top of a door - no screws, no drilling, nothing to fix to the wall. 2.7" wide and 4.3" tall, about 13 g of plastic. Shown as a render of the printable model, not a photograph.
Design by blunt
A pill popper: drop a tablet in the cup, press the plunger and it crushes it under a lever instead of between two spoons. 4.2" long, printed in one piece, with a rounded base so it stands up. Shown as a render, not a photo.
Design by c4444
A shelf that hangs under a shelf: it clips over the front edge of an existing board and gives you a second tier in the gap, for mugs, spice jars or a router. 6.9" wide, printed in one piece. Shown as a render, not a photo.
Design by PanteraRuber
A bench holder that keeps dental drill bits upright, sorted and off the tray. 3.3" x 2.2" x 0.8", about 30 g of plastic. Shown as a render of the printable model, not a photograph.
Design by pain.killer.2