PSIM
For engineers who want to expand the possibilities of power electronics. PSIM is the fastest and most reliable simulation tool. Built by engineers, for engineers.
Ngspice
Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, C ...
gEDA Project
The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. T ...
Circuit Tree
Circuit Tree is a powerful, hardware design engine.
FEATURES
- Fully-automated electronic design capabilities
- Design a custom, ...
everycircuit
LogicCircuit
LogicCircuit – is free, open source educational software for designing and simulating digital logic circuits. Intuitive graphi ...
BOOLR
BOOLR is a digital logic simulator built with HTML and JavaScript using Electron . Simulations run asynchronously and in ticks ...
iCircuit
Its advanced simulation engine can handle both analog and digital circuits and features realtime always-on analysis. It is the ...
SimulIDE
SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller ...
Circuit Simulator
This is a javascript electronic circuit simulator. When the applet starts up you will see an animated schematic of a simple LR ...
ltspice
TINA
TINA Design Suite is a powerful circuit simulation package for analyzing, designing, and real time testing of analog, digital, ...
CircuitLab
Sketch, simulate, and share your circuits, entirely in your browser -- no install required. Easy schematic capture and powerfu ...
QUCS
Qucs is an integrated circuit simulator which means you are able to setup a circuit with a graphical user interface (GUI) and ...
Wired Logic
Wired Logic is a pixel based logic simulator built with Go. It scans the image, converts it into a collection of wires, power ...
Yenka
Yenka is a new generation of educational modelling tools from Crocodile Clips. Equally at home on whiteboards or when used by ...