ngspice
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ng-spice-rework/old-releases/35/ngspice-35_fftw_64.zip
ng-spice-rework/old-releases/35/ngspice-35_dll_64.zip
ng-spice-rework/old-releases/35/ngspice-35_64.zip
ng-spice-rework/old-releases/35/ngspice-35.tar.gz
ng-spice-rework/old-releases/35/ngspice-35-manual.pdf