Alternatives to SR 3D Builder for all platforms with any license



Web / Online

  • LEGO Digital Designer icon

    LEGO Digital Designer

    LEGO Digital Designer, or LDD, is a free computer program produced by the LEGO Group. The program allows users to build models...

    Free Mac Windows

  • LDraw icon


    LDraw is an open standard for LEGO CAD programs that allow the user to create virtual LEGO models and scenes. You can use it to...

    Free Mac Windows Linux

  • LeoCAD icon


    LeoCAD is a CAD program for creating virtual LEGO models. It has an easy to use interface and currently includes over 6000 different...

    Open Source Mac Windows Linux

  • MLCAD icon


    MLCad (Mike's Lego CAD) is a powerful CAD system specifically designed to create building instructions as known from Lego, for...

    Free Personal Windows

  • LDCad icon


    LDCad is a multiplatform LDraw (virtual LEGO) editor that lets you edit LDraw model documents in real-time. The major features of...

    Free Personal Windows Linux

  • Konstruktor icon

    Konstruktor Discontinued

    Konstruktor provides a 3D environment on your screen in which you build Lego models out of predefined bricks and other subunits. The...

    Open Source Mac Windows Linux

  • Bricksmith icon


    Bricksmith allows you to create virtual instructions for your Lego creations on your Mac. The magic is based on the LDraw library, a...

    Open Source Mac

  • icon

    Mecabricks is the first web service to publish and display 3D models made with LEGO® bricks. No need to install any plugin, it...

    Free Web / Cloud

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