QUCS Alternatives

LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.

A Cross Platform and Open Source Electronics Design Automation Suite

RealityMAX is the most powerful free 3D design collaboration platform, 100% online. Cooperate remotely with your colleagues on 3D projects and easily share your work with clients. Create Web3D and AR experiences in a snap, without a line of code.

Visit website freemium $40.0 / Monthly (Pro with up to 500 GB of storage space)

Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...

Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to...

Open Source

Ngspice is a mixed-level/mixed-signal circuit simulator.

Animated electronic circuit simulator using ideal components to visualize voltage and current.

OrCAD PSpice technology provides the best, high-performance circuit simulation to analyze and refine your circuits, components, and parameters before committing to layout and fabrication

PCB Design Software

EasyEDA - Web-based EDA suite; runs in browser.

LibrePCB is a free EDA software to develop printed circuit boards.

Open Source

Autodesk EAGLE is an electronic design automation (EDA) software.

Xyce is an open source, SPICE-compatible, high-performance analog circuit simulator, capable of solving extremely large circuit problems by supporting large-scale parallel computing platforms.

Solve Elec is a free educational program to draw and analyze electrical circuits.