Free CircuitLab AlternativesCircuit Simulators & Electronic Design Automation Tools like CircuitLab

The best free alternative to CircuitLab is KiCad, 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 Circuit JS, EasyEDA, SimulIDE and Ktechlab.

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Sketch, simulate, and share your circuits, entirely in your browser -- no install required. Easy schematic capture and...

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CircuitLab alternatives page was last updated Feb 11, 2025
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  1. KiCad icon
     112 likes
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    KiCad is an open source software suite for electronic design automation (EDA) - designing schematics of electronic circuits and printed circuit boards (PCB). KiCad is developed by Jean-Pierre Charras. And features an integrated environment between schematic capture, bill of...

    59 KiCad alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • International

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
    • Docker

    Properties

    1.  Lightweight

    Features

    1.  Multiplatform
    2.  3D Renderer
    3.  Portable
    4.  Wast library
    5.  3d sketching

    KiCad VS CircuitLab

     
    • KiCad is the most popular Windows, Mac & Linux alternative to CircuitLab.

    • KiCad is the most popular Open Source & free alternative to CircuitLab.

    • KiCad is Free and Open SourceCircuitLab is Paid and Proprietary
    • KiCad is LightweightCircuitLab is not according to our users
  2. Circuit JS icon
     61 likes
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    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.

    47 Circuit JS alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Online

    Circuit JS Features

    1.  Circuit Simulation
    2.  Browser-based
    3.  Portable

    Circuit JS VS CircuitLab

     
    Comments about Circuit JS as an Alternative to CircuitLab
    Guest
    Negative Apr 25, 2019
    0

    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.

    CircuitLab Icon
    Circuit JS icon
    • Most users think Circuit JS is a great CircuitLab alternative.

    • Circuit JS is the most popular Web-based alternative to CircuitLab.

    • Circuit JS is Free and Open SourceCircuitLab is Paid and Proprietary
  3. EasyEDA icon
     19 likes
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    Schematic capture, Ngspice based simulation, PCB layout, custom PCB manufacturing, for electronic engineers, educators, students and hobbyists.

    55 EasyEDA alternatives

    License model

    • FreeProprietary

    Country of Origin

    • CN flagChina

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Flathub
    • Flatpak

    EasyEDA VS CircuitLab

     
    Comments about EasyEDA as an Alternative to CircuitLab
    domonchi
    Positive Jun 30, 2016
    0

    Free and huge custom libraries

    CircuitLab Icon
    EasyEDA icon
    • EasyEDA is Free and ProprietaryCircuitLab is Paid and Proprietary
  4. SimulIDE icon
     12 likes
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    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.

    15 SimulIDE alternatives

    License model

    • FreeOpen Source

    Platforms

    • Windows
    • Linux

    SimulIDE Features

    1.  Arduino
    2.  Colored Text

    SimulIDE VS CircuitLab

     
  5. Ktechlab icon
     27 likes
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    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.

    License model

    • FreeOpen Source

    Country of Origin

    • International

    Platforms

    • Linux

    Properties

    1.  Support for Themes
    2.  Privacy focused
    3.  Lightweight

    Features

    1.  Ad-free
    2.  Extensible by Plugins/Extensions
    3.  Works Offline
    4.  No registration required
    5.  Portable
    6.  Dark Mode

    Ktechlab VS CircuitLab

     
  6. BOOLR icon
     13 likes
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    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.

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • NL flagNetherlands
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Electron / Atom Shell
    Discontinued

    Its Github repository hasn't seen activity since 2017.

    BOOLR Features

    1.  Custom component creator
    2.  Electron based

    BOOLR VS CircuitLab

     
  7. Copy a direct link to this comment to your clipboard

    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.

    35 CircuitJS1 Desktop Mod alternatives

    License model

    • FreeOpen Source

    Platforms

    • Mac
    • Windows
    • Linux

    Properties

    1.  Educational

    Features

    1.  Portable
    2.  Interactive Visualization

    CircuitJS1 Desktop Mod VS CircuitLab

     
  8. gEDA Project icon
     24 likes
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    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.

    License model

    • FreeOpen Source

    Platforms

    • Mac
    • Linux

    gEDA Project VS CircuitLab

     
  9. Coulomb icon
     1 like
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    Coulomb is a simple and elegant circuit simulator written using Java, Gtk4 and libadwaita.

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak

    Properties

    1.  Privacy focused

    Features

    1.  Works Offline
    2.  No registration required
    3.  Ad-free
    4.  No Tracking
    5.  Dark Mode
    6.  Gtk
    7.  Java based

    Coulomb VS CircuitLab

     
  10. Micro-Cap icon
     4 likes
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    Integrated schematic editor and simulator. Dynamic analysis updates waveforms and curves as you edit Native digital simulator Worst Case analysis to find the statistical and extreme limits of performance Smoke Analysis to assess how close the circuit is to violating maximum opera.

    48 Micro-Cap alternatives

    License model

    • FreeProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows

    Micro-Cap VS CircuitLab

     
  11. DCACLab icon
     1 like
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    Electronic circuit simulator for STEM works online, Simulate and troubleshoot broken circuits in a rich simulation environment, easy to learn.

    15 DCACLab alternatives

    License model

    • FreemiumProprietary

    Application type

    Platforms

    • Online

    DCACLab Features

    1.  Live Preview

    DCACLab VS CircuitLab

     
  12. LogicCircuit icon
     3 likes
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    LogicCircuit – is free, open source educational software for designing and simulating digital logic circuits. Intuitive graphical user interface, allows you to create unrestricted circuit hierarchy with multi bit buses, debug circuits behavior with oscilloscope, and navigate...

    License model

    • FreeOpen Source

    Platforms

    • Windows

    LogicCircuit VS CircuitLab

     
12 of 23 CircuitLab alternatives