What is MIME type "image/vnd.fst"?

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

image/vnd.fst is a vendor-specific image format. It is designed to hold image data using a custom encoding scheme. The files that use this format carry the FST extension.

This MIME type mainly serves specialized software that requires extra metadata or custom image handling. It may offer benefits such as:

Advanced Data Storage: The format can embed additional image details beyond standard raster data.
Optimized Performance: It is tailored for applications that need rapid loading and smooth display of high-quality images.
Vendor Integration: It is used within proprietary systems to ensure images are processed exactly as intended by the developer.

Although not common in everyday applications, its design supports niche imaging tasks where extra functionality is required. For more details on MIME types, consult external resources such as the IANA MIME Media Types list.

Associated file extensions

.fst

Usage Examples

HTTP Header

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


    Content-Type: image/vnd.fst

HTML

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


    <a href="file.dat" type="image/vnd.fst">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/vnd.fst');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.fst

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.