Project 1003 – XML Schema Optimization XMLens

Summary

The tender concerns a comprehensive analysis, consolidation and optimization of XML schemas and related Schematron files in the context of BSI technical guidelines, particularly TR-03156. The work includes documenting the analyses and results, preparing a style guide for XSD modelling, describing quality assurance for publishing schemas and their documentation, and improving the use of Schematron and its test cases. An expert capacity must also be available to assess requirements, technical feasibility and implementation options for new or amended XML schemas. The tender submission deadline is 19 October 2026. The precise participation, qualification and compliance requirements must be checked in the official tender documents.