SketchUp - 3D for Everyone
Revizto - Revizto is an integrated BIM collaboration software platform that gives owners, designers, contractors, and facility managers the essential tools to streamline the building design and permitting process.
ArchiCAD - ArchiCAD 16 enables BIM modeling with a new green approach to planning. Create anything you need with ArchiCAD's flexible new features for design.
WIZZCAD - WIZZCAD is the first Open BIM-based platform for the digital transformation of all your construction projects.
e-Builder - e-Builder is a construction program management solution that manages capital program cost, schedule, and documents.
Enscape3D - Realtime Rendering Plugin for Revit. Live link from BIM to virtual walkthrough.