Virtual Breadboard is described as 'It is a circuit simulator on a virtual breadboard. it supports virtual components like microcontrollers, TTL, graphical and alphanumerical LCDs and others in addition to virtual instruments and certainly the basic components (resistors, capacitors..)' and is a circuit simulator in the education & reference category. There are more than 10 alternatives to Virtual Breadboard for a variety of platforms, including Windows, Linux, Mac, Web-based and Chrome OS apps. The best Virtual Breadboard alternative is Circuit JS, which is both free and Open Source. Other great apps like Virtual Breadboard are QUCS, SimulIDE, CircuitJS1 Desktop Mod and gEDA Project.