7-Zip open source file archive format with high compression ratio
7Z is a compressed file format used by 7-Zip archiver. 7Z files are compressed using open-source LZMA compression, which has a high compression ratio. 7Z files can be opened using any decompression software, such as WinRAR.
Learn more about .7Z files:
Download the 7Z archiver for free at 7-Zip.org.
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