Ngspice

Ngspice

Ngspice is a general-purpose Electrical / Electronics circuit simulation program for nonlinear and linear analysis. The NGSpice acronym stands for Next Generation Simulation Program With Integrated Circuit Emphasis. Ngspice is a mixed-level / mixed-signal circuit simulator. Its code is based on three open source UC Berkeley spice based software packages: Spice3f5, Cider1b1 and Xspice