What is MIME type "application/vnd.epson.salt"?

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

The MIME type application/vnd.epson.salt is a proprietary format developed by Epson. It is used to handle data for files like SLT in Epson’s ecosystem.
It helps software components exchange structured, device-specific information.

Files of this type usually store specialized data. They are not meant for common document work but for precise operations in Epson utilities.

• Main Use: Facilitating the exchange of proprietary configuration and diagnostic data in Epson systems.
• Other Uses: Storing calibration details and supporting internal firmware or service communications.
• Functionality: Organizing and transporting structured information across Epson software components.

Use dedicated Epson utilities to open or process these files. For further details, visit the IANA registration.

Associated file extensions

.slt

Usage Examples

HTTP Header

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

    Content-Type: application/vnd.epson.salt
  

HTML

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

    <a href="file.dat" type="application/vnd.epson.salt">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', 'application/vnd.epson.salt');
      res.end('Content here');
    }).listen(3000);
  

Associated file extensions

.slt