TextText-based

`text/cache-manifest`

Cache Manifest (Legacy)

Reference for text/cache-manifest, the deprecated MIME type for HTML5 Application Cache manifest files.

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Expected extensions: .appcache, .manifest

HTTP Content-Type Header

HTTP Header

Content-Type: text/cache-manifest; charset=utf-8

Associated File Extensions

.appcache.manifest

Quick Facts

MIME Type	text/cache-manifest
Category	Text
Type	Text-based (human-readable)
Extensions	.appcache, .manifest

Common Usage

The Application Cache manifest was an early attempt at enabling offline web applications. It listed resources for the browser to cache.

This technology is deprecated in favor of Service Workers, which provide much more powerful and flexible offline capabilities.

Code Examples

HTML

<!-- Link or embed with explicit type -->
<link rel="stylesheet" href="file.appcache" type="text/cache-manifest">

<!-- Or for script/media elements -->
<script type="text/cache-manifest" src="file.appcache"></script>

Node.js

// Express.js
app.get('/file', (req, res) => {
  res.type('text/cache-manifest');
  res.send(data);
});

// Node.js http
res.writeHead(200, { 'Content-Type': 'text/cache-manifest' });

nginx

# nginx.conf — add to types block or use default
types {
    text/cache-manifest  appcache manifest;
}

# Or set for a specific location
location /api/ {
    default_type text/cache-manifest;
}