Best Practices

There is a wealth of material available on this subject, so it will be referenced rather than repeated in this KB.

In particular, we recommend 

Accessible Publishing Learning Network: a Canadian-made accessibility resource specifically crafted for publishers working in the Canadian context.

National Network for Equitable Library Services, which provides AccessiblePublishing.ca, a resource for publishers.
Fondazione LIA is an excellent source of knowledge for all aspects of accessible publishing.  Their book "Ebooks for All," a marvellous compendium of vital information on the field, is available at these links:

Accessible PDF version  

Accessible ePub version

In this Knowledge Base, 

APLN reference links are highlighted like this. 

AccessiblePublishing.ca reference links are highlighted like this.

References from Fondazione LIA are highlighted like this.

Accessibility Guidelines

At this link, APLN provides guidelines for publishers. 

The table below shows how DPS addresses them.

Metadata

Accessible EPUB created by desLibris includes the metadata enhancements below. 
These are reflected in the Onix metadata supplied with each Accessible conversion.

APLN Link

OPF File Content

APLN Link

Accessible EPUB3 from DPS includes an OPF file with these components:

Compare EPUB3 and Accessible EPUB3

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