HEATKEYS

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

software editor, software and tools for conversion of native and neutral formats cad/cam. cadcam data exchange - cad data conversion , native neutral formats. download your converter or translator for catia, think, unigraphics; solidworks, ...

Large computer file extension library with detailed explanation of each file type with links to free or associated software programs downloads.

CAD-Viewer for native Catia, Pro/E, and Inventor-files and for STEP, IGS, VDA, SAT, Parasolid, STL, VRML, and many other 3D and 2D CAD-file formats. Freeware STL Viewer.

CAD Fórum - diskuzní fórum pro AutoCAD, LT, Inventor, Revit a další produkty firmy Autodesk, tisíce tipů a triků - poskytuje firma CAD Studio

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LinuxQuestions.org offers a free Linux forum where Linux newbies can ask questions and Linux experts can offer advice. Topics include security, installation, networking and much more.

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.

IronCAD LLC develops and markets 3D CAD design software and product data management software. IronCAD provides design solutions to customers worldwide.

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

The Ultimate Discussion forum for CNC, metal working machines, lathes, vertical milling, CAD/CAM software, hobbyCNC, wood routers, EDM, electronics,metal work and Free Buying and Selling!