Qucs-S

Circuit simulator with a Qt graphical interface that drives Ngspice, Xyce and other SPICE engines

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Qucs-S is an open-source circuit simulator with a Qt graphical interface that runs on top of simulation engines including Ngspice, Xyce and SpiceOpus. It offers schematic capture, a component library and visualisation of simulation results, and runs on Linux, Windows, FreeBSD and macOS. It suits electronics engineers, students and hobbyists who want a graphical front end for SPICE simulation.

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