SPICE

SPICE (Simulation Program with Integrated Circuit Emphasis) is a tool for simulating time-variant behaviour in electronic circuits. Version 3 (SPICE3) was released as free and open source software.

NGSPICE

NGSPICE is Next Generation SPICE, based on SPICE3 and also FOSS.

External links

• SPICE at Wikipedia
• Diode Characteristics - Laboratory Measurements and Semiconductor Circuit Simulations with SPICE from Harvard University