.slk Spreadsheet interchange document
Text & source code
| MIME type | text/spreadsheet |
|---|---|
| Description | Spreadsheet interchange document |
| Category | Text & source code |
| Signature (magic bytes) | 49 44 3B (ID;) |
| Based on | text/plain |
| Other extensions | .sylk |
Frequently asked questions
What is a .slk file?
A .slk file is a “Spreadsheet interchange document” (MIME type text/spreadsheet).
How do I open a .slk file?
With any text editor – Notepad++, Visual Studio Code, or gedit and vim on Linux. The file contains readable text, possibly source code or configuration.
How can you tell a genuine .slk file?
By the bytes at the start of the file, the signature (magic bytes): 49 44 3B (ID;). On Linux and macOS, file --mime-type example.slk checks the real type regardless of the extension.
Which format is .slk based on?
Technically a .slk file is a subtype of “Plain text document” (text/plain), so programs for that base format can often read it too.
Which MIME type belongs to .slk?
The MIME type is text/spreadsheet. In the Apache web server: AddType text/spreadsheet .slk; in nginx: types { text/spreadsheet slk; }.