wrcad/xictools

A schematic editor for VLSI/Asic/Analog custom designs, netlist backends for VHDL, Spice and Verilog. The tool is focused on hierarchy and parametric designs, to maximize circuit reuse.

GPL Electronic Design Automation

This repository contain source code for new flow of FreeEDA now know as eSim

Qucs-S is a circuit simulation program with Qt-based GUI

Magic VLSI Layout Tool

mirror of ngspice repo at git://git.code.sf.net/p/ngspice/ngspice ngspice-ngspice

Open-source, AI-first EDA tool — GPL licenced or Industry Lead EDA tools compatible schematic and PCB editor built in Rust Language

The Xyce™ Parallel Electronic Simulator

Kactus2 is a graphical EDA tool based on the IP-XACT standard.