Unity 3D 4.5.5f1 Portable

CREATE THE GAMES YOU LOVE WITH UNITY

Unity is a game development ecosystem: a powerful rendering engine fully integrated with a complete set of intuitive tools and rapid workflows to create interactive 3D and 2D content; easy multiplatform publishing; thousands of quality, ready-made assets in the Asset Store and a knowledge-sharing community.

3D Coat 3.7 Portable (CUDA)

3D-Coat is the one application that has all the tools you need to take your 3D idea from a block of digital clay all the way to a production ready, fully textured organic or hard surface model. 

BricsCad Platinum v13.1.8 Portable

BricsCAD is the powerful CAD software platform unifying the familiar feature set of native dwg with advanced 2D tools and intelligent 3D direct modeling on Windows and Linux, and this at a compelling price.

Highly compatible
BricsCAD reads and writes the dwg format and offers very high compatibility with AutoCAD®. In addition BricsCAD offers 3D Direct Modeling in native dwg. BricsCAD, so much more than an alternative