Category listing - cad

fritzing interactive electronics designing software
geda-gaf suite of tools for electronic design automation
gerbv viewer for Gerber (RS-274X) files
gnucap Gnu Circuit Analysis Package
gtkwave GTK+-based electronic waveform viewer
kicad schematic and PCB editing software
kicad-library library modules for Kicad EDA
klogic logic circuit simulator for KDE
necpp NEC2++ antenna simulator
ngspice circuit simulator, based on Berkeley SPICE
openscad the programmer's solid 3D CAD modeller
pcb printed circuit board layout tool
qcad Qt-based 2D CAD system
qucs graphical circuit design and simulation tool
tkgate Tcl/Tk based digital circuit editor and simulator
xcircuit circuit drawing and schematic capture
xnecview NEC2 antenna simulator visualizer
xtrkcad CAD program for designing model railroad layouts