Open Source PCB Design 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 autorouter, but it can use the FreeRoute web-based autorouter at www.freerouting.net. 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.

Open Source xTuple ERP for the Enterprise

The commercially-licensed editions of xTuple are designed for enterprises with larger-scale distribution and manufacturing operations. Global 1000 companies are powering their businesses with xTuple ERP. xTuple Standard and Manufacturing Editions include advanced functionality for larger companies with more complex operations, as well as companies of any size who want or require a commercial license. But customers and partners still have full access to the source code of the commercial Editions, and enhancements made to any of the Editions of xTuple are handled through the same community development and managed release process. Anyone can get started with the free and open source xTuple PostBooks Edition - and thousands of companies are running their business on PostBooks every day.

Open Source Compiere ERP Software

Compiere is the leading Cloud-based, open-source ERP software and customer relationship management (CRM) system. Compiere solutions provide businesses, government agencies, and non-profit organizations with easy, flexible, low-cost access to rich functionality for managing all financial, distribution, sales, and service processes. With Compiere, customers can easily and affordably customize the solution to fit their business requirements with no or minimal programming.