ImageBinary

`image/heif`

HEIF

Reference for image/heif, the High Efficiency Image File Format, the base container for HEIC and AVIF images.

MIME Type Detector

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Expected extensions: .heif, .heifs

HTTP Content-Type Header

HTTP Header

Content-Type: image/heif

Associated File Extensions

.heif.heifs

Quick Facts

MIME Type	image/heif
Category	Image
Type	Binary
Extensions	.heif, .heifs

Common Usage

HEIF is a container format that can hold images encoded with various codecs (HEVC for HEIC, AV1 for AVIF). It supports multiple images, image sequences, depth maps, and rich metadata.

HEIF provides the foundation for next-generation image formats on mobile and desktop platforms.

Code Examples

HTML

<!-- Link or embed with explicit type -->
<link rel="stylesheet" href="file.heif" type="image/heif">

<!-- Or for script/media elements -->
<script type="image/heif" src="file.heif"></script>

Node.js

// Express.js
app.get('/file', (req, res) => {
  res.type('image/heif');
  res.send(data);
});

// Node.js http
res.writeHead(200, { 'Content-Type': 'image/heif' });

nginx

# nginx.conf — add to types block or use default
types {
    image/heif  heif heifs;
}

# Or set for a specific location
location /api/ {
    default_type image/heif;
}