Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux


Square Sketch is described as 'Professional tool for visualizing your ideas on a square grid' and is a Diagram Editor in the photos & graphics category. There are more than 100 alternatives to Square Sketch for a variety of platforms, including Windows, Web-based, Mac, Linux and iPhone apps. The best Square Sketch alternative is draw.io, which is both free and Open Source. Other great apps like Square Sketch are Excalidraw, LibreOffice - Draw, Dia and yEd Graph Editor.


MyDraw is an easy to use, yet powerful diagramming software that lets you create a large number of diagrams like flowcharts, organizational charts, mind maps, network diagrams, floor plans, family trees, business model diagrams, and many more.




The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.

Educational virtual 3D laboratory simulator helps students, teachers, and tutors conduct electrical circuit experiments by providing realistic equipment access anywhere, avoiding availability issues and safety hazards, and enhancing learning with immediate feedback and...



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

Mindix offers a very simple, clean and organized environment to capture ideas and take notes while conducting brainstorming sessions.



VisCircuit is a note-taking tool that contains an easy circuit diagram drawer and a beautiful note editor, designed to help you learn about electronics and circuits more easily.












Virtual Breadboard for Arduino is a learning 'app' version of VBB designed to help you take the first steps in the exciting world of physical computing with the Arduino microcontroller and ‘Breadboard’ based electronic circuit models.