HTML
The HTML topics cover issues related to producing accessible HTML content. Guidelines include how to use elements and attributes accessibly, how to create common publishing structures such as indexes and glossaries accessibly, and how to apply ARIA roles, states, and properties.
Images
Animated Images
Best practices for accessible animated images.
Decorative Images
How to identify images that do not convey information to users.
Icons
Best practices for including accessible icons.
Image Descriptions
Methods and writing techniques for alternative text and descriptions.
Image Maps
Best practices for including accessible image maps.
Image Selection
Methods for including images optimized for different device rendering capabilities.
Images of Text
Best practices when images contain text.
QR Codes
Best practices for adding QR codes.
Text-based Images
Techniques for making accessible text-based images, such as ASCII art, emoticons, redacted text, and fill-in-the-blank questions.
Tables
Table Basics
Introduction to the basics of accessible table markup.
Complex Headers
Best practices for making complex table headers accessible.
Header Scope
Identifying when table headers apply to row or columns.
Layout Tables
Best practices for when table layouts cannot be avoided.
Table Captions
Adding a caption to explain the purpose of a table.
Table Summaries
Adding a summary to describe the structure of a table.
Structures
Bibliographies
Markup recommendations for producing accessible bibliographies.
Glossaries
Markup recommendations for producing accessible glossaries.
Indexes
Markup recommendations for producing accessible indexes.
Patterns
Drop Caps
Methods for creating accessible drop caps.
Footnotes and Endnotes
Accessibly identifying, structuring, and linking notes and their references.
Hidden Content
Techniques for hiding content both from visual rendering and from assistive technologies.
Poetry
Techniques for formatting and describing line-based content.
Links to Reference Marks
Practices for linking back to the references to tables, figures, notes, etc.
Concepts
Logical Reading Order
Practices for ensuring that the primary narrative is clearly separated from secondary content.
Separation of Style
Practices for ensuring that style is not the only way that necessary information is conveyed.
ARIA
ARIA Landmarks
Introduces the ARIA landmark roles for identifying key sections of publications.
ARIA role Attribute
Describes how the ARIA role attribute influences how assistive technologies understand elements that carry the attribute.
Digital Publishing Roles
Introduction to the DPUB-ARIA module for use with the ARIA role attribute. The page also links through to detailed descriptions for each role in the module.
Semantics
EPUB type Attribute
Overview of how the attribute can improve reading system experiences even though it does not affect assistive technologies.
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Accessible Publishing Knowledge Base