What is MIME type "image/x-miff"?

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

image/x-miff is a MIME type for files in the Machine Independent File Format. It is used by ImageMagick to store bitmap images.

This format holds detailed image data. It supports multiple image layers, metadata, and different color channels. It is made to work across different operating systems.

Advanced image processing: Ideal for utilities that edit and convert images.
Data interchange: Used to ferry images between various software platforms.
Custom metadata support: Allows storing extra details about an image.

Files using this MIME type usually have the formats MIF and MIFF. This format is less common for everyday graphics but remains useful in specialized image-processing tasks.

Associated file extensions

.mif, .miff

Usage Examples

HTTP Header

When serving content with this MIME type, set the Content-Type header:


    Content-Type: image/x-miff

HTML

In HTML, you can specify the MIME type in various elements:


    <a href="file.dat" type="image/x-miff">Download file</a>

Server-side (Node.js)

Setting the Content-Type header in Node.js:


    const http = require('http');
    
    http.createServer((req, res) => {
      res.setHeader('Content-Type', 'image/x-miff');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.mif, .miff

FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why are multiple MIME types listed for one extension?

Different applications and historical conventions may use alternative MIME identifiers for the same kind of file. Showing them all helps ensure compatibility across systems.