Circuit Diagram

A free, user-friendly program for making electronic circuit diagrams.

Circuit Diagram 2.0 Beta 1 Released

This release includes a number of changes to make designing circuits easier, including automatic flipping of components when placing them and dragging from right to left or bottom to top. Documents can also be resized and there are many improvements to the use of keyboard shortcuts, including the ability to delete components by pressing the delete key on the keyboard.

Please see below for the full list of changes.

Circuit Diagram 2.0 Alpha Released

Wednesday, 25th Jan 2012 by sfisher

A preview of Circuit Diagram 2.0 is now available to download. Please note that it is still in the development stage, and you may encounter problems using it.

Design Your Own Components

A completely redesigned system for components, which will now be loaded at runtime rather than being hard-coded into the application. They will no longer be written in code, but in XML, making it easy for anyone to write their own components to use in their diagrams.

This will enable the following features:

Circuit Diagram 1.2 Released

Custom Components
You are now able to include a component in a diagram even if Circuit Diagram does not have built-in support for it. By placing the new component titled "Custom Component" (found under the External Connection category in the toolbox), you can choose a PNG image to be displayed in your circuit diagram.

This enables you to export to PNG or print the diagram containing your custom component.

Please be aware of the following when using this feature:

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Coming In Version 1.0

Version 1.0 of Circuit Diagram will be a major update with many new features.

The first of these is the brand new user interface, with a new theme and toolbox. This enables components to be represented by icons rather than the current text representation, making it easier to quickly find the component you need.

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Circuit Diagram 0.6 Beta Released

New in this Release:

  • New components:
    • Both N-Channel and P-Channel MOSFETS
    • PNP transistor
    • NPN transistor
    • Light dependent resistor
    • Toggle switch (option for switch)
  • Full undo/redo support
  • Confirmation when closing with unsaved changes
  • Other bug fixes including problem when changing thermistor properties

Please visit the downloads page to view available downloads.

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