SimcirJS

SimcirJS(a.k.a. Simcir) is a circuit simulator in HTML5 and JavaScript.
Let's try your circuit!

Usage

{ "width":1200, "height":700, "showToolbox":true, "toolbox":[ {"type":"In"}, {"type":"Out"}, {"type":"Joint"}, {"type":"DC"}, {"type":"LED"}, {"type":"PushOff"}, {"type":"PushOn"}, {"type":"Toggle"}, {"type":"BUF"}, {"type":"NOT"}, {"type":"AND"}, {"type":"AND","numInputs":3}, {"type":"AND","numInputs":4}, {"type":"NAND"}, {"type":"NAND","numInputs":3}, {"type":"OR"}, {"type":"OR","numInputs":3}, {"type":"OR","numInputs":4}, {"type":"OR","numInputs":8}, {"type":"NOR"}, {"type":"EOR"}, {"type":"ENOR"}, {"type":"OSC"}, {"type":"7seg"}, {"type":"16seg"}, {"type":"4bit7seg"}, {"type":"RotaryEncoder"}, {"type":"BusIn"}, {"type":"BusOut"}, {"type":"RS-FF"}, {"type":"JK-FF"}, {"type":"T-FF"}, {"type":"D-FF"}, {"type":"8bitCounter"}, {"type":"HalfAdder"}, {"type":"FullAdder"}, {"type":"4bitAdder"}, {"type":"2to4BinaryDecoder"}, {"type":"3to8BinaryDecoder"}, {"type":"4to16BinaryDecoder"}, {"type":"DSO"}, {"type":"Delay"}, {"type":"Transmitter"}, {"type":"74181"}, {"type":"JKFFPC"}, {"type":"JKFFPCFE"} ], "devices":[ ], "connectors":[ ] }