Shelf Design Software

An assortment of programs to help you design bookcases and other furniture with shelves. Includes software to compute shelf spacing and maximum no-sag loads.

Sagulator
A WoodBin original. The Sagulator calculates shelf sag given type of shelf material, load, and dimensions (width, depth, thickness). Online utility.

Bookshelves
Creates a materials list for a shelving unit given overall dimensions of unit, number of shelves, and thickness of material. The Router Workshop. Online utility.

Drawer Sizer
A WoodBin software tool for designing a graduated set of drawers but can also be used to calculate shelf spacing using three different proportioning techniques: arithmetic progression, geometric progression, and Hambridge proportioning. WoodBin. Online utility.

Even Shelves
Calculates even spacing between shelves to simplify construction of bookcases, entertainment centers, closets, etc. George Ziegler. Windows.

Closet Capacity Calculator
Helps you determine how much hanging space you need for the amount of clothing you want to store in a closet. Better Homes & Gardens. Online utility.

Forest Shelf Deflection Free
Suite of 5 modules for computing shelf deflection, loading, and related parameters. Also includes comparative table of 38 wood species. Steve Stephenson. DOS.