Corecon
Procore
BuilderTREND
Spectrum
CoConstruct
Autodesk BIM 360
PlanSwift
Methvin
SolidWorks
FreeCAD
SketchUp
LibreCAD
Autodesk AutoCAD
OpenSCAD
BRL-CAD
Onshape
Corecon
SolidWorksProcore - Procore is the world's most widely used construction project management software. Easy to use, mobile platform with unlimited user licenses.
FreeCAD - An open-source parametric 3D modeler
BuilderTREND - Buildertrend is the #1 construction management software and construction app for home builders, remodelers, specialty contractors and commercial construction.
SketchUp - 3D for Everyone
Spectrum - Browser-based app to visualize the frequencies of an audio file.
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.