Qucs-S is a circuit simulation program with Qt-based GUI
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Updated
May 4, 2026 - C++
Qucs-S is a circuit simulation program with Qt-based GUI
Simulate electronic circuit using Python and the Ngspice / Xyce simulators
A browser-based SPICE circuit simulator
A web-based system for designing and simulating electronic (eSim) and Arduino circuits.
MCUSim is an XSPICE library with microcontrollers.
KiCad schematics and ngspice simulations originally published by Holger Vogt
A tiny Python package to parse spice raw data files.
Flip flop setup, hold & metastability explorer tool
8-bit combinational ALU built from scratch with 3,488 CMOS transistors (KiCad + SPICE + Logisim + 1.24M tests
EDA Schematic Capture and Simulation powered by NgSpice
A frontend for NgSpice. (Archived and no longer maintained)
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