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Features & benefits

Take your ideas from concept to creation

3D Design for every engineer

Design and make in 3D like never before!
DesignSpark Mechanical is a free mechanical CAD software, enabling users to rapidly prototype or reverse engineer any physical object. An effective solution for both practicing engineers and hobbyists alike, it can be YOUR gateway to the exciting world of 3D Printing.

Seamless integration into existing design workflows

Our range of free-of-charge design tools and resources take your brightest ideas all the way through to final production.
Whether you're looking for a design alone tool, a range of technical information, a complete design ecosystem, our complete suite can be integrated seamlessly in to your existing design workflow.

Mechanical CAD Electrical CAD RS University Community website RS toolbox ECAD part wizard Product data library Electronic PCB CAD

Access our library of components 3D models & speed up your design process

Import or save 3D models from variety of suppliers in the RSDOC format for use in your existing DesignSpark Mechanical design projects.

Generate Bill-of-Materials and get instant online quotes

Create a BoM instantly at the click of a button and get quotes with live price & stock information through the RS online or Allied Electronics websites.

Work with a variety of industry standard file formats (including STL, SKP, OBJ, AutoCAD DXF, etc.)

Pick up where you left off! Easily collaborate (3D PDFs) and exchange files with other MCAD software or get your model ready to print using STL output.

Create your own technical drawings with full GD&T and support annotations.

Work with STEP & IGES file formats. All this is now possible with the paid add-on modules.