CAD Software

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  LibreCAD 2.2.0Free

  A free Open Source CAD application.

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  BRL‑CAD 7.30Free

  A powerful open source cross-platform solid modeling system.

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  Canvas XFree to try

  Specially designed to make it possible for engineers, small business owners, and technical graphics professionals to illustrate and communicate with confidence.

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  Residential Wire Pro 4.14Free to try

  Make the design, creation and printing of residential electrical floor plans fast and easy.