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EPUB & Digital Content

BISG develops industry-wide best practices that support the production, distribution, marketing, sale, discovery, and use of content in digital form. BISg officially endorses EPUB 3 as the format of choice when representing, packaging, and encoding structured and semantically enhanced Web content.

BISG Quick Start Guide to Accessible Publishing
The BISG Quick Start Guide to Accessible Publishing offers both a succinct introduction to the basics of accessibility and the market advantages to publishers for adopting best practices in creating accessible digital content. It is available in the EPUB 3 format and serves as a model of a properly accessible publication. You can find this guide in French, German, Italian, Korean, and Spanish!

EPUB Support Grid

Updated in 2016, BISG EPUB 3 Support Grid now supports evaluations for reading systems support. The grid is located at

Field Guide to Fonts for Ebooks 

In the fast moving world of digital content, one hot-button issue is the creation of static, fixed ebook "pages" called fixed layout. The popularity of fixed-layout ebooks is growing, but many people are still unsure why and when fixed layout is a good idea. To make matters worse, there is no single standard for creating fixed-layout products and information on creating them is rapidly changing and sometimes hard to find.

Field Guide to Fixed Layouts  

The use of custom fonts in digital books has begun to show promise, but as this guide explains, ensuring your custom fonts will display correctly on the myriad of devices and reading systems available to consumers takes thought and careful planning. BISG's Content Structure Committee created the Field Guide to Fonts for Ebooks to help designers make the best choices when selecting and styling type for digital publications.

Best Practices for Identifying Digital Content 

The Identification of Digital Book Content has two purposes. First, it is intended to stimulate discussion about how digital book content should be identified. Second, it is intended to encourage further work on the development and implementation of identification standards for such content, particularly (but not exclusively) in the book supply chain.

Getting Started with EDUPUB (now known as EPUB for Education)

Barcoding Guidelines for the US Book Industry is an online resource of barcoding best practices developed and revised through BISG's Machine Readable Coding Committee. 

Endorsement of EPUB 3

Published in August 2012, this office Policy Statement addresses the critical need for the global book publishing industry to rally around EPUB 3 as the singular standard for the creation of digital content.


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