KiCad - A Cross Platform and Open Source Electronics Design Automation Suite
Vectorworks - Vectorworks 2D / 3D CAD and BIM software for Mac or Windows provides one flexible solution for your entire design process. Sketch, model, and present with the ultimate software from start to finish.
Proteus PCB design - Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...
ArCADia-Architecture - ArCADia-Architecture is a revolutionary component for the instant creation of architectural documentation and object drawing.
QUCS - Qucs, briefly for Quite Universal Circuit Simulator, is an integrated circuit simulator which means you are able to setup a circuit with a graphical user interface (GUI) and simulate the large-signal, small-signal and noise behaviour of the circuit.
Infurnia Architecture Design - Infurnia is a powerful, multi-featured cloud-native Architecture solution that you can use to introduce BIM in your Designs, partner up with others using functions, and take care of the data in an effective way.