CWW file format description

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

2 filename extension(s) found in our database.

.cww - Crossword Weaver Puzzle

The CWW data files are related to Crossword Weaver. The CWW file is a Crossword Weaver Puzzle. Crossword Weaver is an application that will help you create crossword puzzles.

Crossword Weaver
Data files
- / -
Crossword Weaver Puzzle related extensions:
Enfocus PitStop Package
Palm OS Datebook Backup
OpenSSH Public Key Data
Libronix DLS Addin Data
OxMetrics Graphics Data
FlipAlbum FlipBook Data

.cww - CU-Writer Document

The CWW document files are related to CU-Writer. The CWW file is a CU-Writer Document. CU-Writer is a Thai WordStar clone that run on MS-dOS. The CU-Writer seems to be no longer supported.

Document files
- / -
CU-Writer Document related extensions:
Efficient PIM v1 Data
Adobe FrameMaker TOC
DxDesigner Compressed PCB Layout
SMath Studio Document
Bean Rich Text Document
Amapi Designer 3D Model

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

Can't open a .cww 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 .cww file extension is often given incorrectly!

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

caw, cdw, csw, cw, cwa, cwd, cwe, cws, sww, vww, wcw

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Vectorworks Workspace
CeledyDraw Document
Crossword Express Document
Castelware Inventory Audit Data
WinDev Windows Compilation Data
KOMPAS 3D Drawing

Operating systems 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 .cww file format, then write to us! >> CWW file