I plan to build more cages in the near future and will probably use this drip tray, or one like it, to catch droppings:
https://www.autozone.com/shop-and-garage-tools/oil-drain-pan/p/surebilt-large-drip-tray/475418_0_0
It's almost 3 feet wide and more than 2 feet deep and should work fairly well.
I'll second @Nabiki
You could probably use any of those hutches, but I'd suggest putting 1/2" x 1" HW cloth at least on the floor. If I was going to use any of them outdoors, I'd cover all the exposed wire with the smaller HW cloth. Finally, given my current experience with quail in my garage...