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Open Source EXPRESS Parser - developer tools for EXPRESS (ISO 10303-11), an information modeling language. The core of this project is a Java Express parser using the ANTLR parser generator.

STEP Module Repository - a collection of resources tagged in XML to serve as the core of a modular environment for developers of STEP, a family of product data exchange standards.

STEP Class Library - a set of C++ class libraries which are capable of representing information conforming to the EXPRESS (ISO 10303-11) data specification.


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Disclaimer - These products were produced by the National Institute of Standards and Technology (NIST), an agency of the U.S. government and by statute is not subject to copyright in the United States . Recipients of these products assume all responsibility associated with their operation, modification, maintenance, and subsequent redistribution. View full disclaimer.

Names of companies and products, and links to commercial pages are provided in order to adequately specify procedures and equipment used. In no case does such identification imply recommendation or endorsement by the National Institute of Standards and Technology, nor does it imply that the products are necessarily the best available for the purpose.

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Date Created: August 2, 2005
Last Modified: October 26, 2005