Diy Platform Floating Bed . The bed frame is constructed from wood boards and l brackets, and the headboard is made from plywood and a mending plate. Courtesy of my diy home. dream bed Rustic platform bed, Platform bed plans, Diy platform bed from www.pinterest.com.mx You can use a combination square for more accurate cutting. You could add as many as you like; Throw the mattress in it's place (hopefully it still fits), and take a nap with your dogs.