See also:

• Science: Technology: Directories  (15)

• Eng-Tips - Mechanical Engineers technical support forums and mutual help system for engineering professionals. Selling and recruiting forbidden.
• ICrank - Mechanical Engineering portal site. Includes vendor and newsgroup directories, reference data, a product development forum, technical information and links to mechanical engineering resources.
• Mechanical Design Resources - Links to Engineering Associations, Materials, Components, Design Information, Patents, Publications, Engineering Sites, Safety and Finite Element.
• Mechanical Engineering - Weblog with many mechanical engineering articles.
• MechanicalEngineer - Job listings for mechanical engineers and related jobs. Also a forum for open discussions, and a list of recommended books on the field.