Fritzing

Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to take the step from physical prototyping to actual product. We are...

• Discontinued The program seems to be no longer updated. Last version, 0.9.3b, released in June 2016, can be still downloaded from the official website.

Free Open Source Mac Windows Linux

KiCad

KiCad is an open source software suite for electronic design automation (EDA) - designing schematics of electronic circuits and printed circuit boards (PCB). KiCad is...

Free Open Source Mac Windows Linux

QUCS

The Quite Universal Circuit Simulator (QUCS) is an integrated circuit simulator allowing the simulation and graphical presentation of results of large-signal...

Free Open Source Mac Windows Linux

LibrePCB

LibrePCB is a free EDA software to develop printed circuit boards. It’s currently under heavy development to bring out first stable releases as soon as possible.

Free Open Source Mac Windows Linux

Logisim

Logisim is an educational tool for designing and simulating digital logic circuits. With its simple toolbar interface and simulation of circuits as you build them, it is...

• Discontinued http://www.cburch.com/logisim/retire-note.html

Free Open Source Mac Windows Linux

gEDA Project

The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical...

Free Open Source Linux

Autodesk EAGLE

Autodesk EAGLE is an electronic design automation (EDA) software. Enabling printed circuit board (PCB) designers to seamlessly connect schematic diagrams, component...

Free Personal $ $ $ Mac Windows Linux

NI Circuit Design Suite Power Pro

NI Circuit Design Suite software improves the PCB design process by integrating capture, simulation, and layout into a single toolchain with NI Multisim and Ultiboard...

Commercial Windows

Proteus PCB design

Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a powerful, integrated and easy to use suite of tools for professional PCB...

Commercial Windows

Altium Designer

Altium Designer software is for PCB design. From schematic capture to PCB design as well as FPGA Programmation, signal integrity check, mixed analog/digital simulation...

Commercial Windows

iCircuit

Its advanced simulation engine can handle both analog and digital circuits and features realtime always-on analysis. It is the perfect companion to students, hobbyists...

Commercial Mac Windows Android iPhone Windows Phone ... iPad

DesignSpark PCB

The World’s Most Powerful Free Schematic and PCB Layout

Free Windows

OrCAD (All Products)

The Cadence OrCAD product line provides affordable, high-performance PCB design tools that boost productivity for smaller design teams and individual PCB designers.

Commercial Windows

Ngspice

Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, Cider1b1 and Xspice. Ngspice is part of gEDA...

Free Open Source Mac Windows Linux

TINA

TINA Design Suite is a powerful circuit simulation package for analyzing, designing, and real time testing of analog, digital, VHDL, MCU, SMPS, RF, communication...

Commercial Windows Web