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Free CircuitLab Alternatives

The best free alternative to CircuitLab is Circuit JS, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to CircuitLab and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to CircuitLab are EasyEDA, Circuit Simulator (CircuitJS1), gEDA Project and SimulIDE.

CircuitLab alternatives are mainly Circuit Simulators but may also be Electronic Design Automation Tools or CAD Software. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of CircuitLab.
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  1. Circuit JS icon

    Circuit JS

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online

    This is a javascript electronic circuit simulator. When the applet starts up you will see an animated schematic of a simple LRC circuit. The green color indicates positive voltage. The gray color indicates ground. A red color indicates negative voltage.

    Is this a good alternative?
    Yes
    No
    Circuit JS vs CircuitLab opinions
    Most users think Circuit JS is a great alternative to CircuitLab.

    you cannot even select an lm317 to draw a circuit with. and i can't draw an lm317 out of it's internal elements myself if there is no schematic with value's available.

    Negative comment ago
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    0
  2. EasyEDA icon

    EasyEDA

    • FreeProprietary
    • Online

    EasyEDA - Web-based EDA suite; runs in browser. Schematic capture, Ngspice based simulation, PCB layout, custom PCB manufacturing, for electronic engineers, educators, students and hobbyists.

    Is this a good alternative?
    Yes
    No
    EasyEDA vs CircuitLab opinions
    pros, cons and recent comments
    domonchi

    Free and huge custom libraries

    Positive comment ago
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  3. This electronic circuit simulator is highly interactive giving the feeling of playing with real components. It's very helpful for experimentation and visualization. It's a desktop version of the Circuit JS.

    Is this a good alternative?
    Yes
    No
  4. gEDA Project icon

    gEDA Project

    • FreeOpen Source
    • Mac
    • Linux

    The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical circuit design, schematic capture, simulation, prototyping, and production.

    Is this a good alternative?
    Yes
    No
  5. SimulIDE icon

    SimulIDE

    • FreeOpen Source
    • Windows
    • Linux

    SimulIDE is a simple real time electronic circuit simulator. It's intended for general purpose electronics and microcontroller simulation, supporting PIC and AVR. PIC simulation is provided by gpsim and avr simulation by simavr.

    Is this a good alternative?
    Yes
    No


  6. Micro-Cap icon

    Micro-Cap

    • FreeProprietary
    • Windows

    Integrated schematic editor and simulator.

    Is this a good alternative?
    Yes
    No
  7. Ktechlab icon

    Ktechlab

    • FreeOpen Source
    • Linux

    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.

    Is this a good alternative?
    Yes
    No
  8. Schematics icon

    Schematics

    • Free PersonalProprietary
    • Online

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

    Is this a good alternative?
    Yes
    No
  9. BOOLR icon

    BOOLR

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Electron / Atom Shell

    BOOLR is a digital logic simulator built with HTML and JavaScript using Electron . Simulations run asynchronously and in ticks so complex simulations won't cause freezes.

    Discontinued

    Its Github repository hasn't seen activity since 2017.

    Is this a good alternative?
    Yes
    No
  10. Autodesk Circuits icon

    Autodesk Circuits

    • FreemiumProprietary
    • Online

    Autodesk Circuits empowers you to bring your ideas to life with free, easy to use online tools.

    Discontinued

    No longer, free download of eagle is available though as a link!

    Is this a good alternative?
    Yes
    No
Showing 10 of 22 alternatives