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List of free CAD programs for electrical design.
DipTrace is a professional and easy-to-use PCB Design software with powerful autorouter.
DipTrace is a complete state-of-the-art PCB Design System.
Limitations of free version:
Contains all programs and all libraries - but it has 300 pins limit, and for non-profit use only!
The EAGLE is a powerful PCB designer.
The EAGLE is a powerful yet easy-to-use Layout Editor created specifically for designing printed circuit boards (PCBs).
EAGLE is an application that is also able to easily create your own parts with the fully integrated library editor.
This electronics design software includes two applications, one for drawing schematics (ExpressSCH),
the other for PCB layout (ExpressPCB).
This CAD software is very easy to learn and use. For the first time, designing circuit boards
is simple for the beginner and efficient for the professional. Best of all, its FREE.
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 autorouter, but it can use the FreeRoute web-based autorouter at www.freerouting.net
KiCad is an open source software suite for electronic design automation (EDA) made for designing schematics of electronic circuits and printed circuit boards (PCB). KiCad is developed by the KiCad Developers Team, and features an integrated environment with schematic capture, bill of materials list, PCB layout and much more.
Compared to the other free software alternatives, KiCad solves all stages with the same interface: Schematic Capture, PCB layout, Gerber generation/visualization and library editing.
Free PCB Design Software
A smooth transition from design to manufacturing is vital to the success of your PCB project.
That's why we designed PCB123 to be the fastest and easiest PCB design software to finish —
then decided to give it away for free!
ProfiCAD Home - Electrical Diagrams Software. ProfiCAD is the fastest and easiest way to create electrical documentation and circuit diagrams. It is very easy to learn and use.
ProfiCAD Home is free for non-commerical use, and has some limitations:
- it does not support the bill of material, netlist, list of wires, reference grid, title block editor and some other limitations.