How to Add and Set Up the Circuitlab Widget on Your Form

April 20, 2026

With Jotform, you can easily add interactive circuit diagrams to your forms using CircuitLab. The Circuitlab widget lets you display circuits created in CircuitLab’s online editor, making it a great fit for engineers, developers, educators, and anyone working with electronics or technical diagrams.

Whether you’re showcasing circuit designs, explaining concepts, or collecting responses alongside visual diagrams, it gives you a clean and practical way to present your work. It’s a simple way to make your forms more dynamic and useful for technical projects, product development, or learning environments.

Here are a few ways to use it:

  • Show a circuit diagram when asking users to answer quiz or assessment questions.
  • Let users refer to a circuit while submitting answers in training or coursework forms.
  • Display a circuit as part of instructions for a technical task or activity.
  • Include a circuit diagram in forms used for lessons, demos, or guided exercises.
  • Provide a visual reference when collecting simple feedback on a circuit example.

Whether you’re creating a new form or updating an existing one, you can add and set up the CircuitLab widget in a few easy steps. Here’s how to do it:

  1. In Form Builder, click on Add Element on the left side of the page.
Add Element button in Jotform Form Builder
  1. Now, in the Form Elements menu, under the Widgets tab, search for CircuitLab and click on it. Or, just drag and drop it to where you want it to be on your form.
Circuitlab element under the Widgets tab of the Form Elements menu in Jotform Form Builder
  1. Next, in the Widget Settings menu that opens on the right side of the page, enter the URL of the CircuitLab diagram you want to display in your form.
  2. Once you’re done, click on Update.
Circuitlab Widget Settings in Jotform Form Builder

That’s it. Now you’ve added and set up the CircuitLab widget on your form. Wondering how it looks in action? Check out this demo form.

Circuitlab widget on a Jotform form

Note

You can also configure the widget properties, like alignment, labels, size, visibility, and more, to control how it looks and behaves on your form. Check out our guide on How to Access and Configure the Question Properties of a Widget to learn more.

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