Digital device

The global trade and standards association for electronic publishing.

IDPf's mission is to foster global adoption of an open, accessible, interoperable digital publishing ecosystem that enables innovation. IDPF's strategy to effectively advance its mssion is to develop (collaboratively) and promote EPUB as the universal accessible interchange and delivery ecosystem for eBooks and other digital publications advancing the Open Web platformRead more ›

News and Events

IDPF Begins Member Vote To Approve Combination With W3C

October 14, 2016

Voting on a proposed “combination” of the IDPF with the World Wide Web consortium (W3C) by IDPF members is underway. On October 13, 2016 IDPF Board of Directors approved the proposed plan for submission to the members, with a recommendation that members vote to approve. The transactions would be expected to be completed by early 2017 (subject to the member vote as well as to final approvals by IDPF Board and the W3C Director).

EPUB 3.1 Now Proposed Specification

October 14, 2016

The IDPF Board recently approved working group recommendations to advance the specifications of EPUB 3.1 to Proposed Specification status. A final member and public review and comment period for these specifications will be open through 7 November, after which the final step according to IDPF policies is a member vote to approve as Recommended Specifications.

Call for Review - Public Draft of EPUB 3.1

September 6, 2016

On September 6, 2016, the IDPF Board of Directors unanimously approved elevation of EPUB 3.1 to Public Draft status. EPUB 3.1, developed by the EPUB Working Group, represents a new major version of EPUB. Although generally compatible with EPUB 3.0.1, significant changes have been introduced in this new version (e.g., changes in metadata expressions and removal of support for some EPUB-defined features).

First Editors Draft of EPUB Accessibility 1.0 now available

August 18, 2016

The first Editors Draft of EPUB Accessibility 1.0 has been published at, making available a conformance and discovery specification for accessiblility within the EPUB standard. While accessibility has always been a requirement of EPUB 3, this new specification&

Update on Potential Combination of IDPF with W3C

August 9, 2016

On May 10, IDPF and W3C announced that we were jointly exploring the potential to combine our organizations to accelerate EPUB adoption and advance publishing technologies for the overall Open Web Platform.

Register by Sep. 2 to Participate in W3C TPAC 2016

August 9, 2016

As previously announced, all IDPF members are invited to attend a Publishing Community Meeting on September 22 during W3C TPAC 2016 (Lisbon), co-sponsored by W3C and IDPF, as well as to attend other meetings throughout TPAC week, the flagship annual event for the global community developing Open Standards for the Web.

Third Editor's Draft of EPUB 3.1 Published

August 8, 2016
The EPUB 3 Working Group is pleased to announce that the third Editor's Draft of EPUB 3.1 is now available for community review. This draft is feature complete, and all open issues in the tracker have been addressed. The Working Group is looking to publish the first formal Public Draft of the EPUB 3.1 specification by early September, and meanwhile encourages any community feedback on the work to date.

Markus Gylling Joins IMS Global as Solutions Architect and Head of Operations for IMS Europe

July 10, 2016

IMS Global Learning Consortium (IMS Global/IMS), the world leader in EdTech interoperability and innovation have announced that Markus Gylling will join IMS Global to lead IMS efforts in accessibility and digital content and to serve as the primary executive for IMS Europe effective October 1, 2016. The appointment will help accelerate the effective adoption and use of e-textbooks and other digital learning materials for all learners worldwide and will strengthen support and integration resources for IMS members across Europe.

IDPF Members Elect Two New Board Directors, Return Six Incumbents

June 21, 2016
In its annual Board elections, 81 IDPF member organizations cast votes, selecting eight Board members from among twelve candidates. Newly elected to the IDPF Board are Mike Baker (Houghton Mifflin Harcourt) and Tzviya Siegman (Wiley). All six incumbents who ran for re-election were selected, including Paul Belfanti (Jone & Bartlett Learning), Leslie Hulse (HarperCollins), Rick Johnson (Ingram Content Group), Bill Kasdorf (Apex CoVangtage), Liisa McCloy-Kelley (Penguin Random House), and Junichi Yoshii (Kodansha).

Publishing Community Meeting at W3C TPAC 2016 (Sep 22, Lisbon)

June 9, 2016

The World Wide Web Consortium (W3C) and the International Digital Publishing Forum (IDPF), are organizing a one-day Publishing Community Meeting during W3C’s largest annual event,


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