BOOLR
Logicly
Circuit Simulator
Virtual Breadboard
OpenModelica
PartSim
Logisim
Pspice
Vim Python IDE
Vim Python IDELogicly - - Design circuits quickly and easily with a modern and intuitive user interface with drag-and-drop...
Circuit Simulator - Animated electronic circuit simulator using ideal components to visualize voltage and current.
Virtual Breadboard - It is a circuit simulator on a virtual breadboard.
OpenModelica - OpenModelica โ A Free Modelica Environment!
PartSim - PartSim is a free and full-featured SPICE circuit simulator that runs directly in your browser.
Logisim - Logisim is an educational tool for designing and simulating digital logic circuits.