Which MIME types are related to file extension ".rsd"?

The .rsd file extension is associated with 2 MIME types:

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

About .rsd Files

RSD files are used for different purposes.
They may contain structured XML data or plain text information.

application/rsd+xml – This format uses XML. It is typically used for service discovery in web applications and blogs. According to FilExt.com, these files help programs locate available services and endpoints.
text/plain – This variant stores 3D model information for PlayStation. It is a plain text file that holds metadata for 3D models (v3.0) used in game development.

They can be opened and edited with standard text editors like Notepad or VS Code. Specialized XML tools may help with the XML variant, and game development tools can be used for the PlayStation model files.
Based on information from FilExt.com, the functionality of an RSD file depends on the context in which it is used.

Relationship between file extension and MIME type

A file extension is a suffix at the end of a filename that indicates what type of file it is. File extensions help both users and operating systems identify what application should be used to open the file.

File extensions are typically separated from the filename by a period (dot) and consist of 2-4 characters, though they can be longer. For example, in the filename "document.pdf", ".pdf" is the file extension.

File extensions are closely related to MIME types, as they both serve to identify the format of a file. However, while MIME types are used primarily by web browsers and servers, file extensions are used by operating systems and applications.

Associated MIME types

application/rsd+xml, text/plain

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 can one extension have multiple MIME types?

Different programs and historical usage may assign various MIME identifiers to the same file format. Listing them together helps maintain compatibility across tools.