Does it work with both ePub 2 and ePub 3 formats?

Yes, it is designed to audit and remediate both ePub 2 (using NCX) and ePub 3 (using Navigation Documents) specifications.

How do I audit an ePub file using this skill?

The skill provides a step-by-step workflow: unpacking the ePub container, locating the OPF package document, and auditing the metadata, navigation, and content documents in sequence.

Can this skill help with accessibility metadata?

Yes, it specifically audits and helps generate schema.org metadata such as accessMode, accessibilityFeature, and accessibilitySummary required for conformance.

What standards does this ePub skill support?

It enforces EPUB Accessibility 1.1, which maps to WCAG 2.0/2.1/2.2 Level AA, along with DAISY and IDPF accessibility guidelines.

How does the skill handle image alt text?

It scans all XHTML content documents for missing alt attributes and provides guidance on writing descriptive text for informative images or marking decorative images as presentational.

ePub Accessibility Specialist

Name: ePub Accessibility Specialist
Author: Community-Access

byCommunity-Access

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259

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Content Management

Ensures ePub documents are fully accessible by auditing and remediating metadata, navigation, and content structures against WCAG 2.2 AA standards.

The ePub Accessibility Specialist skill transforms Claude into a digital publishing expert focused on inclusivity. It provides a comprehensive framework for auditing and fixing ePub 2 and ePub 3 files to ensure they meet EPUB Accessibility 1.1 and DAISY guidelines. By inspecting the package metadata, navigation documents, and internal XHTML content, the skill identifies critical accessibility barriers—such as broken reading orders, missing alt text, or invalid heading hierarchies—and provides actionable remediation steps to make e-books and educational materials compatible with screen readers and other assistive technologies.

Key Features

01259 GitHub stars

02Deep inspection of package metadata, navigation documents, and spine reading order

03Validation of heading hierarchies, table structures, and link quality

04Automated auditing for WCAG 2.2 AA and EPUB Accessibility 1.1 compliance

05Detection and remediation of missing alt text and complex image descriptions

06Schema.org accessibility metadata generation and verification

Use Cases

01Automating accessibility QA within a digital publishing workflow

02Auditing digital textbooks to meet educational accessibility mandates

03Remediating legacy e-books for modern EPUB 3 accessibility standards

Key Features

01259 GitHub stars

02Deep inspection of package metadata, navigation documents, and spine reading order

03Validation of heading hierarchies, table structures, and link quality

04Automated auditing for WCAG 2.2 AA and EPUB Accessibility 1.1 compliance

05Detection and remediation of missing alt text and complex image descriptions

06Schema.org accessibility metadata generation and verification

Use Cases

01Automating accessibility QA within a digital publishing workflow

02Auditing digital textbooks to meet educational accessibility mandates

03Remediating legacy e-books for modern EPUB 3 accessibility standards