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    Vectorworks is a computer-aided design (CAD) software program developed by Nemetschek North America that is used for drafting, technical drawing and 3D modeling. Vectorworks offers 2D, 3D, production management, and presentation capabilities for all phases of the design process.
  1. 3D Warehouse (formerly Google 3D Warehouse), an accompanying website for SketchUp, is a free cloud service that allows users to search, upload, download and share 3D models.


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    Enhance your visual communication expertise with the precision of superior 2D drafting and 3D design tools available in CorelCAD. It’s the smart, affordable solution for drawing detailed elements in technical design. With native .
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    progeCAD Smart 2009 is a limited version of progeCAD . It is free for private, non-commercial use only.
  2. A free web based tool that helps you generate email signature which can be used with Gmail, Outlook or any other email program.
  3. MassCert is a user-friendly batch digital signature utility.
  4. PCBWeb is a 100% free Windows desktop CAD application for designing and manufacturing electronics hardware. Features include schematic capture, PCB Layout with gerber output, and Bill of Materials manager.
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    AutoCAD 360 (formerly AutoCAD WS) lets you view, edit, and share DWG drawings through a web browser or mobile device. Now you have the freedom to work anywhere and with anyone.
  5. Linkage is computer aided design software used for quick prototyping of linkage mechanisms.
  6. VariCAD is compact, fast, easy to use, and provides everything necessary for mechanical design. VariCAD is sold "fully loaded", including all features and functions, for one affordable price. The system contains:
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    DipTrace - Professional Schematic Capture and PCB Design Software
  7. Bricksmith allows you to create virtual instructions for your Lego creations on your Mac. The magic is based on the LDraw library, a collection of 3D models of Lego building blocks created by enthusiasts from around the world.
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    Varkon is a very powerful parametric 2D/3D CAD, modeling and application development tool for engineering, design, architecture, etc. It does 2D drafting, 2D and 3D modeling, sculptured surface modeling, and even animations.

    Discontinued

    The project seems no longer developed. Last version, 1.19E, released in November 2012, can be still downloaded from SourceForge.

  8. The complete software solution for CNC Routing, Sign Making, Wood Carving & Engraving at a truly remarkable price!
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    DWG FastView Plus is a lightweight and cost-efficient DWG file viewing, sharing, comparing and plotting software. It delivers familiar functions in an intuitive interface and gives you the ability to collaborate seamlessly with your associates.