.zz Zlib archive
Archives & packages
| MIME type | application/zlib |
|---|---|
| Description | Zlib archive |
| Category | Archives & packages |
Frequently asked questions
What is a .zz file?
A .zz file is a “Zlib archive” (MIME type application/zlib).
How do I open a .zz file?
With an archive tool such as 7-Zip (Windows) or the built-in archive manager on macOS or Linux. On the command line, use tar, unzip or 7z depending on the format.
How can you tell a genuine .zz file?
No fixed signature at the start of the file is registered for this format; it is recognised mainly by its extension. On Linux and macOS, file --mime-type example.zz shows the guessed type.
Which MIME type belongs to .zz?
The MIME type is application/zlib. In the Apache web server: AddType application/zlib .zz; in nginx: types { application/zlib zz; }.