Blender - Blender is the open source, cross platform suite of tools for 3D creation.
RealityMAX - RealityMAX is the most powerful free 3D design collaboration platform, 100% online. Cooperate remotely with your colleagues on 3D projects and easily share your work with clients. Create Web3D and AR experiences in a snap, without a line of code.
AutoCAD MEP - AutoCAD MEP software helps you draft, design, and document building systems.
DWGFREE - DWGFREE is an online platform that comes with a comprehensive collection of CAD blocks that can be downloaded without the need for registration.
DataCAD - DataCAD is a computer-aided design and drafting software for 2D and 3D architectural design and drafting
Cadbull - Cadbull is a website that comes with an advanced collection of CAD blocks and DWG design, facilitating architects and designers to get done with their projects efficiently.