What is MIME type "application/x-troff-me"?
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-troff-me is used for unformatted manual pages written with the me macro set. It contains troff markup instructions that require processing before viewing.
Files with this type are common on Unix systems. They are converted by tools like groff to produce nicely formatted manuals. This lets users access technical documentation through simple commands.
- Primary use: Formatting and printing manual pages.
- Conversion: Processed by text-formatting tools to create readable output.
- Legacy support: Part of a family of troff files. Similar types include those with MAN, MS, TR, T, and ROFF extensions.
This MIME type directs programs to treat the file as a set of formatting commands rather than plain text. It bridges the gap between raw code and human-friendly manuals, ensuring that detailed system documentation appears as intended.
Associated file extensions
.man, .ms, .tr, .t, .me, .roff
Usage Examples
HTTP Header
When serving content with this MIME type, set the Content-Type header:
Content-Type: application/x-troff-me
HTML
In HTML, you can specify the MIME type in various elements:
<a href="file.dat" type="application/x-troff-me">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-troff-me');
res.end('Content here');
}).listen(3000);
Associated file extensions
.man, .ms, .tr, .t, .me, .roff
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.