GnuWin32 CPIO checksum data file
File type: Various data file
A .sv4crc file is a checksum data file used by GnuWin32 CPIO.
It contains checksum information associated with CPIO processing rather than a standalone document for general use.
File type category:
Various data file
Date updated: September 27, 2026
GnuWin32 CPIO is a Microsoft Windows version of the CPIO archiving utility. The SV4CRC file extension identifies checksum data used by the utility.
The file stores checksum information for CPIO operations. It is auxiliary data for the archiving software and is not the archive itself or a general-purpose text document.
These files are associated with the Windows build of GnuWin32 CPIO. They are intended for use by the utility that creates or reads them, rather than for direct editing.
Mime: application/x-sv4crc
Use GnuWin32 CPIO on Microsoft Windows to process a .sv4crc file as part of the relevant CPIO operation. It may not display meaningful information in a text editor or general-purpose file viewer.
If the file is associated with a CPIO operation, keep it with the related files and let GnuWin32 CPIO process it.
A .sv4crc file contains auxiliary checksum data, so it normally has no useful standalone conversion to another file format.
Use the file with GnuWin32 CPIO as part of the relevant CPIO operation rather than editing or converting it manually.
Software applications that handle other tasks involving sv4crc files:
Microsoft Windows
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