Cadsoft Envisioneer Construction-Suite v12.3 (x64) Cadsoft Envisioneer Construction-Suite v12.3 (x64) | 788 MB HOME DESIGN SOFTWARE THAT EVERYONE CAN USE: Whether you?re a designer, builder, estimator, contractor, LBM supplier or homeowner, Envisioneer?s easy-to-use home design software makes the process of designing and building a home easy.