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.USTAR File Extension

File TypeUniform Standard Tape Archive Format File

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CategoryData Files

What is a USTAR file?

Archive file created using USTAR formatting, which defines a small extension to the .TAR format; stores a collection of files in an uncompressed format; extends the TAR specification with a longer header definition, support for longer archived filenames, and support for more information about each file in the archive.

More Information

USTAR archives are supported by many modern applications that also open TAR files.

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Programs that open USTAR files

Updated 8/31/2010

About USTAR Files

Our goal is to help you understand what a file with a *.ustar suffix is and how to open it.

The Uniform Standard Tape Archive Format file type, file format description, and Mac and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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