Download Spice Circuit Simulator [repack] Page
The premier open-source Spice engine. It is often used as the "brain" behind other software but can be run standalone for maximum control.
Windows 10/11, macOS (for LTspice), or various Linux distros. RAM: 4GB is plenty for most analog simulations. download spice circuit simulator
Do you need to simulate (like a certain microcontroller or power chip)? The premier open-source Spice engine
Always download from the manufacturer (e.g., Analog Devices for LTspice) to avoid bundled malware. macOS (for LTspice)