HEATKEYS

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Premier software development tools, training and consulting that enable our 200+ customers to rapidly deliver world-class technical software.

SolidView allows non-CAD users to view, measure, and markup CAD data. Receive a 15-day free trial with access to all CAD interfaces.

Siemens PLM Software’s product lifecycle management (PLM) solutions include digital product development, digital manufacturing and product data management

Open CASCADE Technology, an environment for 3D modeling and development of numerical simulation software including CAD/CAM/CAE, AEC and GIS, as well as PDM applications.

Redway3d developed the first and still the only unified graphics toolkit for 2D and 3D. Its products offer raster functions for real-time visualization as well as ray tracing features for photorealism rendering.

YouTube is a place to discover, watch, upload and share videos.

Worlds largest machinist, CNC and manufacturing forum

Thousands of file extensions with detailed information about each file type, including a list of programs that open the files.

Get free computer support for your computer problems! Fix your computer with free PC help, tips, tricks, and tutorials from Tim Fisher, your About.com Guide to PC Support. Save money by fixing your own computer problems.