FreeCAD Alternatives for Mac OS X

SketchUp is a powerful 3D modeling software widely used for architectural design, interior design, mechanical engineering, and more. It offers an intuitive interface and a vast library of pre-made models, making it accessible for both beginners and professionals.

Autodesk AutoCAD is a powerful commercial computer-aided design (CAD) and drafting software used by professionals across architecture, engineering, construction, and manufacturing industries. It provides robust tools for 2D drafting, 3D modeling, and design documentation.

LibreCAD is a robust and free 2D CAD application supporting multiple operating systems. It offers essential tools for technical drawing and design, making it an excellent choice for individuals and businesses seeking a cost-effective yet capable CAD solution.

OpenSCAD is a powerful, free software for creating solid 3D CAD objects using a descriptive programming language. It's not an interactive modeller but focuses on constructive solid geometry (CSG) and extrusion of 2D outlines.

BRL-CAD is a powerful open-source solid modeling system utilizing Constructive Solid Geometry (CSG). It provides a comprehensive suite for design, analysis, and visualization, suitable for a range of engineering and scientific applications.

BricsCAD is a powerful and versatile CAD software offering a comprehensive suite of tools for 2D drafting, 3D modeling, BIM, and mechanical design. It provides native .dwg compatibility and supports various workflows, making it a strong alternative to traditional CAD platforms.

ArchiCAD is a powerful BIM software suite designed for architects, engineers, and construction professionals. It facilitates comprehensive building information modeling, design, and documentation workflows for projects of all scales on both Windows and macOS platforms.

Rhinoceros, commonly known as Rhino, is a powerful 3D modeling software widely used in industrial design, architecture, naval design, jewelry design, automotive design, CAD/CAM, rapid prototyping, and multimedia. It provides a versatile set of tools for creating, editing, analyzing, documenting rendering, animating, and translating NURBS curves, surfaces, and solids.

QCAD is an open-source 2D CAD system designed for drafting, providing a cost-effective solution for technical drawings, plans, and diagrams across various disciplines including architecture, engineering, and mechanical design. It is known for its user-friendly interface and extensive toolset for creating precise 2D geometry.

Autodesk 123D was a discontinued suite of free, user-friendly 3D design software designed for hobbyists, students, and small-scale fabrication enthusiasts. It offered tools for 3D modeling, sculpting, photogrammetry, and preparing designs for 3D printing and láser cutting.