Circuit Diagram Softwares

FreePCB Free Electrical Schematic Diagram Software


FreePCB is a free, open-source PCB editor for Microsoft Windows, released under the GNU General Public License. It was designed to be easy to learn and easy to use, yet capable of professional-quality work. It does not have a built-in auto-router, but it can use the free route web-based auto-router at Some of its features are:

  • 1 to 16 copper layers
  • Board size up to 60 inches by 60 inches
  • Uses English or metric units (i.e. mils or mm) for most functions.
  • Footprint libraries courtesy of Ivex Design International, PCB Matrix and the IPC.
  • Copper fill areas
  • Footprint Wizard and Footprint Editor for creating or modifying footprints
  • Imports and exports PADS-PCB netlists
  • Exports extended Gerber files (RS274X) and Excellon drill files
  • Design rule checker
  • Autosave

The layout for a small PCB is shown in the screenshot below.

FreePCB Free Electrical Schematic Diagram Software

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