video/webm

WebM video

Video

.webm

Media Type

video/webm

File Extension

.webm

HTTP Response Header

Content-Type: video/webm

HTML Link Tag

<link rel="stylesheet" type="video/webm" href="style.css">

JavaScript Fetch API

fetch('/api/data', {
  headers: {
    'Content-Type': 'video/webm'
  }
})

Express.js (Node.js)

res.setHeader('Content-Type', 'video/webm');
res.send(data);

Video MIME types specify the video format and codec. Proper MIME types are essential for HTML5 video playback.