Handle.Net Registry. Open Archives Initiative Protocol for Metadata Harvesting. Open Archives Initiative. International Digital Publishing Forum | Trade and Standards Organization for the Digital Publishing Industry. EPUB. EPUB (short for electronic publication; sometimes styled ePub) is a free and open e-book standard by the International Digital Publishing Forum (IDPF). Files have the extension .epub. EPUB is designed for reflowable content, meaning that an EPUB reader can optimize text for a particular display device. EPUB also supports fixed-layout content. The format is intended as a single format that publishers and conversion houses can use in-house, as well as for distribution and sale.
It supersedes the Open eBook standard.[2] History[edit] EPUB became an official standard of the IDPF in September 2007, superseding the older Open eBook standard.[3] In August 2009, the IDPF announced that they would begin work on maintenance tasks of the EPUB standard.[4] Two broad objectives were defined by this working group: "One set of activities governs maintenance of the current EPUB Standards (i.e.
Features[edit] File format[edit] Version 3.0.1 (current version)[edit] Version 2.0.1[edit] <? .opf file <? .ncx file <?