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Accessibility Use Case Definition Language
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Contents
Accessibility Use Case Definition Language (UCDL) and Runner
1
Introduction
2
Conformance
3
Terminology
4
Use Case Document Format
5
Step Language
6
Target Resolution Model
7
Processing Model
8
Execution Modes
9
Audit Steps
9A
Contrast and Language Verbs
10
Reporting
11
Scoring
12
Configuration
13
Programmatic API
14
Command-Line Interface
15
Accessibility-First Design
16
Security and Privacy Considerations
Appendices
A
ABNF Grammar for Steps
B
Use Case Document Schema
C
Examples
D
Glossary
E
References
F
Acknowledgments
Change Log
Accessibility Use Case Definition Language (UCDL) and Runner
Change Log
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Permalink to Change Log
Version
Date
Notes
1.0.0
2026-10-04
Initial release.
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Appendix F. Acknowledgments