Wood asymmetrical shelves with out false back. Utilize slim woods.
Basic wood shelves from 2x10 boards. Use wood screws, countersink fill with wood putty then prime paint. Easy cheap shelves
Construct a storage tower to place in a empty corner.
Great Plan for Garage Shelf! | Do It Yourself Home Projects from Ana White
Save Thousands Building DIY Garage Storage
I make these, but skip the 2x4's between the inside to outside, since just screws in the edges of the shelves hold them together. Also I add a bottom shelf to keep my boxes off the floor.
Ever since I laid eyes on the original scrapbox sewing cabinet, I have been on a mission to find the building plana. This is as perfect as it can get without spending over 1k for a cabinet
DIY Furniture : DIY Rustic X Tall Bookshelf