UNIX/X11 program for drawing publishable-quality electrical circuit schematic diagrams and related figures, and produce circuit netlists through schematic capture.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux

Apps similar to Square Sketch include draw.io, which is free and open source. Other options are Excalidraw, LibreOffice - Draw, Dia and yEd Graph Editor. There's no shortage of Mind Mapping Tools like Square Sketch, with more than 100 alternatives for Windows, the web, Mac, Linux and iPhone.
UNIX/X11 program for drawing publishable-quality electrical circuit schematic diagrams and related figures, and produce circuit netlists through schematic capture.

Livewire is a sophisticated software package for designing and simulating electronic circuits.

Circuit Wizard is a revolutionary new system that combines circuit design, PCB design, simulation and CAD/CAM in one complete package.

CircuitMaker is the best free PCB design software by Altium for Open Source Hardware Designers, Hackers, Makers, Students and Hobbyists. From the about page of the website:



With Sprint-Layout you can design your PCB’s quick and easy. There is no unnecessary “ballast” which makes it difficult to keep the overview or which makes the usage almost impossible. Because of the logical and understandable strucure of Sprint-Layout the usage is very easy to...


Use simple text to quickly create and share diagrams with your team. Improve your documentation, planning and everyday communication with powerful tools for automatic diagram generation.

FidoCadJ is a free user-friendly vector graphic editor for Mac OS X, Linux, Windows and Android. Available in English, French, Italian, German, Chinese, Spanish, Czech, Japanese and Dutch.

Tool to easily create electrical and electronic schematics, PLC ladder, flow and timing diagrams


Cross platform with near-native OS integration for Windows, Mac OS X, Linux and commercial Unixes
