News and Events

IDPF Discount to Digital Book World Conference (Jan 17-18 NYC)

December 11, 2016
From big-picture topics to practical-use-it-now topics, the new Digital Book World Conference has it all! Use the registration code: IDPF17 to save 10%. And register by December 16 to get that extra 10% off DBW's Early Pricing. Register at

Request for Contributors to Co-Sign IDPF EPUB 3.1 Submission to W3C

November 28, 2016
As one element of finalizing the planned combination of IDPF with W3C, IDPF anticipates submitting EPUB 3.1 to W3C as a W3C Member Submission. IDPF and W3C would like all organizations that contributed to the development of EPUB specifications to co-sign IDPF's member submission. This will facilitate the transfer of this important intellectual property and memorialize your organization's contributions to a critical open standard. An authorization, which includes a draft of the cover for the prospective submission, is located at

IDPF Members Approve Plan to Combine with W3C

November 7, 2016
The member organizations of the International Digital Publishing Forum (IDPF) have overwhelmingly approved, by a margin of 71 (88%) in favor to 10 (12%) opposed, a plan proposed by the IDPF Board of Directors to combine IDPF with the World Wide Web Consortium (W3C). The plan will now proceed, with anticipated completion of the combination by January, 2017 still subject to finalization of the necessary definitive agreements. 85 votes were cast (including 4 abstentions), equating to 65% of the 130 IDPF members in good standing. This represented the highest percentage of IDPF members participating in any vote or election in the last 8 years, significantly exceeding the 25% quorum requirement.

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.


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