Opening a WSZ File

The WSZ file type is primarily associated with Winamp.

WSZ	File extension: WSZ
	File type:	archive file

What is a WSZ file

WSZ files mostly belong to Winamp. WSZ files mainly serve as Winamp skin files. They are actually ZIP archives that bundle graphic and configuration files to change the look of the Winamp media player.
Some WSZ files use zlib compression. These files act as data containers for Winsteps data files, also referred to as compressed Mplus data files. This use is common in statistical data analysis. For more on this usage, see this page.

The Winamp skin version stores images, layout info, and style files.

The zlib version holds data for statistical applications.

You can often change the .wsz extension to .zip to open the file with any standard archive utility.

FilExt.com tip: This dual-use format makes WSZ files both a tool for customizing media player appearance and a container for compressed data.

How to open WSZ files

You need a suitable software like Winamp to open a WSZ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your WSZ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a WSZ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online WSZ Text Viewer

Choose your .wsz file to analyze

or drag and drop it here

Online File Viewer

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WSZ file format:

The file format determines how the data is stored in the file. Often, the file format can be deduced from the file extension or the initial bytes (called the signature). Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. Knowledge is power - this also applies when dealing with unknown or faulty files. Below is our analysis of the WSZ files:

WSZ is not a commonly used file extension and is mainly used by one program with a specific format. The file formats most commonly found in WSZ files are:

• 80% of all WSZ files internally use the ZIP format, so multiple files are compressed and stored together in one WSZ file. Primarily 16 to 40 files are included. Customary file names are balance.bmp, cbuttons.bmp, main.bmp and monoster.bmp. A little tip: If you rename the file extension to .zip and then double-click, you will see the included files and images. Most of these files are 37 KB to 260 KB in size. Examples of file names are base-2.91.wsz. Files like these have the following tags: winamp, skin, classified, nucleo, lain, datafiles, classic and nlog.
• 9% of all WSZ files use the popular zlib file format. Zlib is a compressed archive file format that supports several different data compression algorithms. zlib is also a crucial component of many software platforms, including Linux, macOS, and iOS. These files are binary files, so they do not contain text, but only cryptic characters. The files are on average 100 KB in size and range from 6 KB to 390 KB.

All the rest of the WSZ files (11%) have different formats. They are often associated with necromech, serial, hello, model, pixel or blue. Drag & drop your file here to see the file format and a preview of your WSZ file!