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The NIST EXPRESS Toolkit: Using Applications



Donald E. Libes


The NIST EXPRESS Toolkit is a software library for building EXPRESS-related tools. The NIST Part 21 Exchange File Toolkit is a software library for building Part-21 related tools. This paper describes how to use applications such as fedex and p21, which are stand-alone programs that read and report errors in EXPRESS schemas and Part 21 exchange files. Readers of this document need no knowledge of the internals of the toolkits.
NIST Interagency/Internal Report (NISTIR) - 5206
Report Number


compiler, Express, implementation, National PDES Testbed, PDES, STEP


Libes, D. (1993), The NIST EXPRESS Toolkit: Using Applications, NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed July 15, 2024)


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Created January 1, 1993, Updated November 10, 2018