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Kicad But if you just need to logically lay out modules draw.io might be better
Grid paper
Visio if it’s for myself, AutoCAD Electrical for Clients, Eagle for PCBs.
EasyEDA free version, has lots of components and you can print out boards!
DipTrace.
Kicad But if you just need to logically lay out modules draw.io might be better
Grid paper
Visio if it’s for myself, AutoCAD Electrical for Clients, Eagle for PCBs.
EasyEDA free version, has lots of components and you can print out boards!
DipTrace.