WWI file format description

Many people share .wwi files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .wwi file can be edited, converted or printed with. On this page, we try to provide assistance for handling .wwi files.

1 filename extension(s) found in our database.

.wwi - WinWein Interchange Format Data

The WWI data files are related to WinWein. The WWI file is a WinWein Interchange Format Data. WinWein is a german software for private wine cellar administration.

Data files
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WinWein Interchange Format Data related extensions:
HotDocs Template Library
Watchfire Bobby URL List
Thunderbird Saved Passwords Data
Poser Morph Target
Adobe Photoshop Black and White Presets Data

Naturally, other applications may also use the .wwi file extension. Even harmful programs can create .wwi files. Be especially cautious with .wwi files coming from an unknown source!

Can't open a .wwi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .wwi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

awi, dwi, ewi, swi, wai, wdi, wi, wqi, wsi, wwk, wwu

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Corel WordPerfect Keyboard Layout Data
WinDev Component Description
BrainVoyager QX Diffusion-weighted Image
Wwise Work Unit
FIFA 2000 WI Data
Dependency Walker Image

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .wwi file format, then write to us!

DataTypes.net >> WWI file