DSI provides industry-leading software solutions to enterprise and small business customers spanning multiple industries. Software includes ProEngineer, Windchill, Mathcad and Productview.
http://www.defenssystemsinc.com
Independent discussion forum about PTC's Pro/ENGINEER Routed Systems Designer.
http://www.rsdesigner.net/
Provides products and services focused on web-enabling Pro/E, for remote manipulation and configuration.
http://www.simplifiedlogic.com/
OCUS Utilities for ProE automation.
http://www.proesite.com/
Links to resources for Pro/ENGINEER and related products.
http://www.proelinks.com/
A resource site with basic tutorials several image galleries.
http://www.prodesktop.ukdesigners.com/
Engineering simulation of computer-designed parts and structures in Pro/ENGINEER environment.
http://www.procision.com/
A non-profit site to help Pro/E users find Pro/E related stuff in the Internet.
http://www.proeuser.com/
A specialised mechanical engineering consultants, utilising PTC's MCAD software Pro/ENGINEER and Pro/MECHANICA for design and analysis.
http://www.haydndesign.com/
Job-Listings, tricks and other Pro/Engineer related resources.
http://www.eern.com/