Best Mechanical Engineering Software for Windows

Autodesk AutoCAD is the world’s leading 2D and 3D CAD software, trusted by millions of architects, engineers, and construction professionals. It provides precision tools to design, draft, and document complex projects across industries. The 2026 version introduces Autodesk AI, enabling automated drafting, smart block recognition, and real-time collaboration through Autodesk Docs. With customizable workspaces, AutoLISP automation, and access to over 1,000 apps, users can streamline every stage of their design workflow. AutoCAD also offers seven specialized industry toolsets that boost productivity by up to 63%, from architecture to electrical and mechanical design. Available on desktop, web, and mobile, AutoCAD empowers professionals to design anywhere with confidence and efficiency.

CMS IntelliCAD® is the intelligent, powerful and affordable full-featured CAD Software and is fully programmable with hundreds of third party solutions. CMS IntelliCAD also offers a full suite of 2D and 3D AutoCAD® compatible drawing tools! It is the smartest choice for engineers, architects and consultants, or anyone who communicates using CAD drawings. It is designed to give you the best unrivaled compatibility and a true CAD Software alternative to Autodesk® AutoCAD® software and is fully programmable with hundreds of third party solutions. CMS IntelliCAD also offers DWG file extension native support! And now also with Microstation DGN file support.

Design delightfully, collaborate clearly, and build better buildings. The joy of drawing by hand. The ease of super-smart 3D modeling software. Make sustainable buildings. Change the world, hundreds of professionally-developed extensions at your fingertips. Design in 3D. Document in 2D. Make work easier, bring efficiency to your team and the 3D community. A great idea can be its best with the right technology. Draw in 3D, analyze and improve your building’s performance, and creatively document and share your ideas with your class. Integrated with Google Drive and Microsoft OneDrive. Works on Chromebooks or any Internet-connected computer. Students have access to free and intuitive 3D modeling tools. Positioning-centric information is changing the way people, businesses and governments work throughout the world. By applying Trimble's advanced positioning solutions, productivity increases and safety improvements are being realized.