What is MIME type "image/x-amiga-icon"?

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

image/x-amiga-icon is a MIME type that identifies icon files used by the Amiga Workbench.
It tells software that the file holds graphic data meant to be displayed as an icon.

Main use: It enables Amiga systems to load and show Workbench icons.
Functionality: The file contains both image pixels and metadata for icon properties.
Special File: It works with a file named INFO, which stores icon details.

This MIME type is specific to the Amiga platform.
It helps organize and display visual elements quickly and correctly in a familiar desktop environment.
For more detailed background, visit Amiga Workbench on Wikipedia.

Associated file extensions

.info

Usage Examples

HTTP Header

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


    Content-Type: image/x-amiga-icon

HTML

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


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

Associated file extensions

.info

FAQs

What is the purpose of the image/x-amiga-icon MIME type?

The MIME type image/x-amiga-icon identifies files containing icon data for the Amiga Workbench operating system. These files typically use the .info extension and store both the visual icon imagery and metadata regarding file properties and tool types.

Can I view image/x-amiga-icon files in a standard web browser?

No, modern web browsers like Chrome, Firefox, or Edge do not natively support Amiga icon files. To display them on a website, you must convert the .info files to a standard web format like PNG or GIF.

How do I open .info files on Windows or macOS?

You generally need an Amiga emulator (such as WinUAE or FS-UAE) or a specialized multi-format image viewer like XnView or IrfanView (with plugins). These tools can interpret the legacy bitmap data found in Amiga icons.

How should I configure my web server to serve Amiga icons?

To ensure users download the file correctly instead of viewing it as text, map the extension to the MIME type. For Apache, add AddType image/x-amiga-icon .info to your .htaccess file. For Nginx, add image/x-amiga-icon info; to your mime.types file.

What does the 'x-' prefix mean in this MIME type?

The x- prefix indicates that image/x-amiga-icon is a non-standard or experimental type not officially registered with IANA. It is a convention used for platform-specific formats, in this case, for the Amiga community.

Why is there a separate .info file for every file on an Amiga system?

Unlike modern OSs that embed icons in executables or generate thumbnails automatically, Amiga Workbench uses a companion .info file for every object. For example, a folder named Data requires a Data.info file to appear as an icon on the desktop.

Are there security risks associated with .info files?

Generally, .info files are safe image/metadata containers, but on an actual Amiga system, they can define a 'Default Tool' that executes a program when clicked. On modern non-Amiga systems, they are typically harmless binary files unless opened by vulnerable legacy software.

General 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.