What is MIME type "application/x-envoy"?

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

The MIME type application/x-envoy marks files that work with Envoy software. These files are typically used as scripts or configuration files. They often include commands or settings that a compatible Envoy processor needs to run properly.

The file uses the extension EVY, which signals its purpose to the system.

Main use case: It instructs systems to treat the file as a runnable script or configuration document designed for Envoy-related tasks.

Other known uses:

Script execution: Automates tasks within systems that support Envoy.
Configuration management: Stores directives that inform system behavior.
Legacy support: Remains in use in older or niche environments where Envoy is installed.

The x- prefix shows it is experimental or non-standard. For more on MIME types, consider visiting MIME Type on Wikipedia.

Associated file extensions

.evy

Usage Examples

HTTP Header

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


    Content-Type: application/x-envoy

HTML

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


    <a href="file.dat" type="application/x-envoy">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/x-envoy');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.evy

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.