QElectroTech - QElectroTech is a free software to create electric diagrams.
CODESYS - CODESYS - the IEC 61131-3 programming system.
Electronics Calculator - Electronics Calculator is one of the best mobile apps that consist of various electronic conversions, references, calculators, and tables.
RobotStudio - RobotStudio increase the profitability of your robot system by letting you perform tasks such as training, programming, and optimization
EPLAN Electric P8 - CAE software solution for project planning, documentation and administration of electrotechnical automation projects.
ETAP - ETAP is a full spectrum analytical engineering software company specializing in the analysis, simulation, monitoring, control, optimization, and automation of electrical power systems.