HEATKEYS

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

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

ConvertCADfiles.com, an online CAD file converter service. We support CATIA, NX, SL and JT formats. Start your free trial! No software installation needed.

3D Viewer online and 2D viewer online. No registration required. View, Measure, Embed and Share STP, IGS, STL, OBJ with MTL, DXF, DWG cad files on your browser. Export function in STL for 3D and PDF for 2D. This cad web viewer is based on WebGL rende...

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

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!

CoolUtils offers a variety of utilities addressing file converting, file renaming, CD and DVD burning, and many other file-related tasks

Downloadatoz.com offers complete common file extensions list with detailed information about each file extensions and the programs that open the file format.

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Convert your files from one file type to another without downloading any software. Convert for free almost any type of ebooks, documents, archives, spreadsheets, audio and video files to your desire file format.

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