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.000 File Extension


File Type 1 DoubleSpace Compressed File  (Most common)
File Format File
Common? No
File Description File archive compressed by Microsoft DoubleSpace, an older file compression utility included with MS-DOS; can be decompressed and opened on the fly using MS-DOS with the DBLSPACE.BIN compression subsystem installed.
Program(s) that open 000 files Windows: Microsoft MS-DOS

File Type 2 Virtual CD ISO File
File Format File
Common? No
File Description Disc image format used by Virtual CD 4 and later; similar to an .ISO file, but contains an additional header; typically saved with a corresponding .VC4 file
Program(s) that open 000 files Windows: H+H Software Virtual CD; IsoBuster; EZB Systems UltraISO

File Type 3 Windows CE Installation Data File
File Format Proprietary File
Common? No
File Description Index of cabinet (.CAB) files included in an installation package for a Windows CE device; referenced by the program's installer script and defines the files to be installed.

Cabinet index files also include the application name and publisher, the designated directory path for installation, WinCE software requirements, the cabinet architecture, and other information.
Program(s) that open 000 files Pocket PC: Windows CE Installer (WCELOAD.EXE)

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/000