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

The .sgml file extension is associated with 3 MIME types:

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

About .sgml Files

SGML files are text-based documents formatted with a markup language.
They rely on the Standard Generalized Markup Language (SGML) standard to define the structure and meaning of content.
This format is ideal for handling complex documents and large-scale text management.
It is used in various areas such as technical documentation, publishing, and data archiving.
Key facts include:

text/sgml: Indicates that the file contains plain text with SGML tags.
application/sgml: Used when the SGML content is processed as an application or requires specific handling.
text/xml: Applies when SGML content is encoded in XML, like in Encoded Archival Descriptions.

Files with this extension can be opened or edited with advanced text editors such as Notepad++ or Sublime Text, as well as with specialized SGML authoring tools.
Based on information from FilExt.com, SGML provides a robust framework to define document structures and supports the development of other markup languages such as HTML and XML.

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

text/sgml, application/sgml, text/xml

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.