A font-embedding/replacement system to allow fonts to travel with the documents. The PDF combines three technologies: A subset of the PostScript page description programming language, for generating the layout and graphics. By using HTML5, publications can contain video, audio, and interactivity, just like websites in web browsers. An EPUB file is a ZIP archive that contains, in effect, a website-including HTML files, images, CSS style sheets, and other assets. Each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it.ĮPUB is the most widely supported vendor-independent XML-based (as opposed to PDF) e-book format. The Portable Document Format (PDF) is a file format used to present documents in a manner independent of application software, hardware, and operating systems. The term is short for electronic publication and is sometimes styled ePub. It is a free and open standard published by the International Digital Publishing Forum (IDPF). epub that can be downloaded and read on devices like smartphones, tablets, computers, or e-readers.
Application/pdf, application/x-pdf, application/x-bzpdf, application/x-gzpdfĮPUB is an e-book file format with the extension.
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