Fritzing

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

Free Open Source Mac OS X 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 developed by Jean-Pierre Charras.

Free Open Source Mac OS X 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 circuit design, schematic capture, simulation, prototyping, and production.

Free Open Source Linux

Ktechlab

KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed microcontroller together with its application circuit.

Free Open Source 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, optoelectronic and mixed electronic circuits and their PCB layouts.

Commercial Windows Web

Upverter

We build the pickaxes of hardware engineering. Ideation tools, schematic capture, PCB layout, design hosting, parts library management, and affordable prototyping.

Commercial Web

EasyEDA

EasyEDA - Web-based EDA suite; runs in browser. Schematic capture, Ngspice based simulation, PCB layout, custom PCB manufacturing, for electronic engineers, educators, students and hobbyists.

Free Web

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, and engineers.

Commercial Mac OS X Windows Android iPhone iPad Windows Phone

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 OS X Windows Linux

Schematics

Schematics.com empowers engineers to design, share, and collaborate on circuit design online.

Free Personal Web

QuickCopper

Powerful and simple to use electronic schematics editor for Android. * Presentation-quality schematics * Customizable component styles * Convenient wire drawing...

Free Android

Micro-Cap

Micro-Cap 11 is an integrated schematic editor and mixed analog/digital simulator that provides an interactive sketch and simulate environment for electronics engineers.

Commercial Windows

LochMaster

Developers tool for strip board projects. It has useful functions for designing, documenting and testing project boards. Therefore you will find functions like...

Commercial Windows

CircuitLab

Sketch, simulate, and share your circuits, entirely in your browser -- no install required. Easy schematic capture and powerful SPICE-like, mixed-mode circuit simulation...

Commercial Web

Circuit Tree

Circuit Tree is a powerful, hardware design engine. FEATURES - Fully-automated electronic design capabilities - Design a custom, unique schematic solution in less...

Free Personal Web

PartSim

PartSim is a free and full-featured SPICE circuit simulator that runs directly in your browser. PartSim schematic editor runs in your browser using javascript and...

Free Web

VUTRAX

Professional electronics schematic and PCB (Printed circuit board) design package.

Freemium Windows Linux