Ngspice Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, Cider1b1 and Xspice. Ngspice is part of gEDA... Free Open Source Mac Windows Linux No features added Add a feature 5 Like
McCAD 3SPICE McCAD 3-SPICE is based on the latest version (3F5) of Berkeley's SPICE 3 and permits interactive mixed mode circuit simulation. It was developed specifically to take... Commercial Mac Windows No features added Add a feature 1 Like
MacSpice Simulates and analyses electronic circuits that can range in complexity from a single resistor to an integrated circuit comprising tens-of-thousands of devices. Free Mac No features added Add a feature 1 Like