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CAD Software

  1. QCAD

    • Free Personal • Proprietary
    • Mac
    • Windows
    • Linux
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    QCAD is an application for computer aided drafting in 2D. With QCAD you can create technical drawings such as plans for buildings, interiors, mechanical parts or schemas and diagrams.
  2. LEGO Digital Designer, or LDD, is a free computer program produced by the LEGO Group. The program allows users to build models using virtual LEGO bricks, in a computer-aided design like manner.

    Discontinued

    Discontinued as of 2018, as it's website shows (https://web.archive.org/web/20180209234326/https://www.lego.com/en-us/ldd/)

  4. LeoCAD is a CAD program for creating virtual LEGO models. It has an easy to use interface and currently includes over 6000 different pieces created by the LDraw community.
  5. LibrePCB is a free EDA software to develop printed circuit boards. It’s currently under heavy development to bring out first stable releases as soon as possible.
  6. DraftSight is a professional-grade, open 2D CAD product for users who want a better way to read, write and share DWG files. DraftSight is easy to use and is available for professional CAD users, students and educators to download and activate for free.*

  7. Autodesk EAGLE

    • Mac
    • Windows
    • Linux
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    Autodesk EAGLE is an electronic design automation (EDA) software. Enabling printed circuit board (PCB) designers to seamlessly connect schematic diagrams, component placement, PCB routing, and comprehensive library content.
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  8. The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical circuit design, schematic capture, simulation, prototyping, and production.
  9. MoI’s sleek intuitive UI blends a fluid easy workflow with powerful tools, making it the perfect choice for someone who has been frustrated with the complexity of existing CAD tools.
  10. ArchiCAD offers computer aided solutions for handling all common aspects of aesthetics and engineering during the whole design process of the built environment — buildings, interiors, urban areas, etc.
  11. Design your room, office, apartment or house, plan gardens and more...

  12. GstarCAD

    • Windows
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    GstarCAD is well-known alternative CAD software of high compatibility with ACAD. With 27 years of continuous improvement and innovation, today GstarCAD is far ahead in performance, stability and becomes leading CAD software in the world.
  13. Mecabricks is the first web service to create, publish and display 3D models and 3D Renderings made with LEGO® bricks. No need to install any plugin, it simply works.
  14. CadQuery is an intuitive, easy-to-use python based language for building parametric 3D CAD models. CadQuery is for 3D CAD what jQuery is for javascript. Imagine selecting Faces of a 3d object the same way you select DOM objects with JQuery!
  15. Wikifactory is a social platform for collaborative product development. It offers an all-in-one workspace to accelerate the way your team works. Inspired by best practices in software development, built for product developers from the ground up.
  16. nanoCAD is a pro-grade 2D CAD system with native DWG support and full customizability. It is totally free, for business, professional, or personal purposes. It is fast, lightweight, capable, and , unlike most free CAD programs, completely uncrippled. nanoCAD includes: