Zspice is a project mainly written in C++ and C, it's free.
Insturctions:
type:
$ make
to compile the project. After compilation, the program `zspice' will appeared in the folder, type
$ ./zspice netlist
to run the program on a netlist. All the cases are put in directory `case'
For AC analysis, a gain plot and a phase plot of the node specified in the netlist will be output.
For and transient analysis, the voltage plot specified in the netlist will be output.
A script file is written to view the output. Please ensure ghostscript, gnuplot and X11 are installed properly.
Type:
$ ./plot output.dat
to view the file. Type:
$ ./plot output.dat pdf
to output data file to a pdf file.
Report file is in report/552report.pdf