image/png

PNG image

Image

.png

Media Type

image/png

File Extension

.png

HTTP Response Header

Content-Type: image/png

HTML Link Tag

<link rel="stylesheet" type="image/png" href="style.css">

JavaScript Fetch API

fetch('/api/data', {
  headers: {
    'Content-Type': 'image/png'
  }
})

Express.js (Node.js)

res.setHeader('Content-Type', 'image/png');
res.send(data);

Image MIME types tell the browser how to render image files. Using the correct type ensures proper display and allows for content negotiation.

JPEG image

GIF image

SVG vector image