Every EPUB3 created by DPS is accompanied by an ACE Report, which validates the file according to current WGA standards. The report is built by the "ACE checker," a tool developed by the DAISY Consortium to evaluate the accessibility of EPUB files.
The Value of ACE
1. Automated Checks: ACE automates the
process of finding common issues that might be easily overlooked.
2. Currency: EPUB Accessibility
specifications/WCAG guidelines change frequently; the report is aligned with those current as of the report date.
3. Detail: The report points out issues and offering guidance on how to resolve them