I have various cupboards or shelves to equip.
That's why something like the Cansolidator design appealed to me, at first. It is easy to install and use on existing shelves, to change the configuration, a.s.o...

But now, you got me thinking : I may have other options by building new shelves or using other designs.
I.e., I have, in one pantry, a wall which usable depth is about 9cm. I will check and see if I can find some PVC pipe of the correct diameter. That would give a good vertical storage, against an unused wall ! Drilling of few holes would allow to check how many cans are in (like my .45 pistol magazine)

O.K., let's get back to the drawing board ...