The Best 28 Qucs-S Alternatives

  • QUCS

    The Quite Universal Circuit Simulator (QUCS) is an integrated circuit simulator allowing the simulation and graphical presentation of results of large-signal, small-signal and noise behavior in circuits.

    Free Open Source Mac OS X Windows Linux

  • Ktechlab

    KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed microcontroller together with its application circuit.

    Free Open Source Linux

  • Proteus PCB design

    Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a powerful, integrated and easy to use suite of tools for professional PCB Design.

    Commercial Windows

  • LTspice

    LTspice IV is a high performance Spice III simulator, schematic capture and waveform viewer with enhancements and models for easing the simulation of switching regulators.

    Free Mac OS X Windows

  • NI Circuit Design Suite Power Pro

    NI Circuit Design Suite software improves the PCB design process by integrating capture, simulation, and layout into a single toolchain with NI Multisim and Ultiboard software.

    Commercial Windows

  • TINA

    TINA Design Suite is a powerful circuit simulation package for analyzing, designing, and real time testing of analog, digital, VHDL, MCU, SMPS, RF, communication, optoelectronic and mixed electronic circuits and their PCB layouts.

    Commercial Windows Web

  • Upverter

    We build the pickaxes of hardware engineering. Ideation tools, schematic capture, PCB layout, design hosting, parts library management, and affordable prototyping.

    Commercial Web

  • Electronics Workbench

    In 1999 the companies merged, and renamed itself after its most well known product, Electronics Workbench.

    Commercial Windows

  • iCircuit

    Its advanced simulation engine can handle both analog and digital circuits and features realtime always-on analysis. It is the perfect companion to students, hobbyists, and engineers.

    Commercial Mac OS X Windows Android iPhone iPad Windows Phone

  • OrCAD (All Products)

    The Cadence OrCAD product line provides affordable, high-performance PCB design tools that boost productivity for smaller design teams and individual PCB designers.

    Commercial Windows

  • PCBWeb

    PCBWeb is a 100% free Windows desktop CAD application for designing and manufacturing electronics hardware. Features include schematic capture, PCB Layout with gerber output, and Bill of Materials manager.

    Free Windows

  • Schematics

    Schematics.com empowers engineers to design, share, and collaborate on circuit design online.

    Free Personal Web

  • Ngspice

    Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, Cider1b1 and Xspice. Ngspice is part of gEDA project, a full GPL'd suite of Electronic Design Automation tools.

    Free Open Source Mac OS X Windows Linux

  • Micro-Cap

    Micro-Cap 11 is an integrated schematic editor and mixed analog/digital simulator that provides an interactive sketch and simulate environment for electronics engineers.

    Commercial Windows

  • Livewire

    Livewire is a sophisticated software package for designing and simulating electronic circuits. Switches, transistors, diodes, integrated circuits and hundreds of...

    Commercial Windows

  • PCB Wizard

    PCB Wizard 3 is a powerful package for designing single-sided and double-sided PCBs.

    Commercial Windows