The web-sites in this directory have been selected as the key resources and starting points for electrical and mechanical engineering information on the web. Listings are alphabetical. The symbol indicates a preferred resource because of its depth and/or ease of use. Note that in addition to the commercial directories listed, technology directories may also have significant resources for locating companies or products.

Jump to listings for:   Link to Us ! CAD, CAM, CAE Calculation Resources Casting CNC Deep Topic Sites Directories, Commercial Directories, Technology Discussion Groups Forums Materials Organizations Periodicals Portals, Engineering Products Reference Materials Software Tools, Engineering Know of an excellent engineering web resource? Let us know so we can include it here to help your fellow engineers.