ECam - Nice, fast and intuitive. A 2D Cad/Cam designed for simple machining operation
Frank - Frank is a lending and borrowing platform for friends and family.
FreeCAD - An open-source parametric 3D modeler
MagicPlan - The floor plan creation app magicplan lets you create dimensioned floor plans without actively measuring or drawing. With its Augmented Reality.
PyCAM - PyCAM is a toolpath generator for 3-axis CNC machining.
MASTERSPEC - Made by the American Institue of Architects, Avitru has released a new product that promises a lot of innovations.