ApplicationBinary

`application/epub+zip`

EPUB

Reference for application/epub+zip, the MIME type for EPUB ebooks, the open standard for digital publications.

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Expected extensions: .epub

HTTP Content-Type Header

HTTP Header

Content-Type: application/epub+zip

Associated File Extensions

.epub

Quick Facts

MIME Type	application/epub+zip
Category	Application
Type	Binary
Extensions	.epub

Common Usage

EPUB is the dominant open standard for ebooks and digital publications. It is supported by most e-readers (except Kindle), reading apps, and digital libraries.

EPUB files are ZIP archives containing XHTML content, CSS styling, images, and metadata.

Code Examples

HTML

<!-- Link or embed with explicit type -->
<link rel="stylesheet" href="file.epub" type="application/epub+zip">

<!-- Or for script/media elements -->
<script type="application/epub+zip" src="file.epub"></script>

Node.js

// Express.js
app.get('/file', (req, res) => {
  res.type('application/epub+zip');
  res.send(data);
});

// Node.js http
res.writeHead(200, { 'Content-Type': 'application/epub+zip' });

nginx

# nginx.conf — add to types block or use default
types {
    application/epub+zip  epub;
}

# Or set for a specific location
location /api/ {
    default_type application/epub+zip;
}