MagicPlan - The floor plan creation app magicplan lets you create dimensioned floor plans without actively measuring or drawing. With its Augmented Reality.
LinuxCNC (the Enhanced Machine Control) - LinuxCNC: an open source CNC machine controller. It can drive milling machines, lathes, 3d printers, laser cutters, plasma cutters, robot arms, hexapods, and more.
Frank - Frank is a lending and borrowing platform for friends and family.
Mach3 - Mach3 is very popular among the Hobby CNC community.
Design Master Electrical - Design Master Electrical is a MEP design software that allows calculations and drafting, organize files, manage time with calculations, design, and drafting.
PyCAM - PyCAM is a toolpath generator for 3-axis CNC machining.