What is MIME type "application/vnd.gtkwave-gtkw"?

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

application/vnd.gtkwave-gtkw is the MIME type for files that store saved sessions in GTKWave. These files record your custom view settings and configurations for simulation waveform analysis.

When you set up your waveform display in GTKWave, the session file saves:

Session Storage: User-defined configurations like the signals to display and layout details.
Display Preferences: Zoom levels, time ranges, and color settings.
Restoration: The setup needed to quickly reload your preferred viewing environment.

This file makes it easier to resume work without reconfiguring the viewer every time. The session file uses a file extension of GTKW. For more technical details, visit GTKWave Official Site.

Associated file extensions

.gtkw

Usage Examples

HTTP Header

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


    Content-Type: application/vnd.gtkwave-gtkw

HTML

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


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

Associated file extensions

.gtkw

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.