By default, it uses the LZMA and LZMA2 algorithms , which can compress files 30–70% better than the standard ZIP format.
Popular paid alternatives that also provide full support for extracting .7z files.
A free, open-source cross-platform manager that often performs well in decompression benchmarks . supremeover.7z
A straightforward app often recommended for Mac and mobile users .
.7z format specification — py7zr – 7-zip archive library By default, it uses the LZMA and LZMA2
If you have encountered a file with this extension, it utilizes several advanced technologies:
The format can handle massive archives, theoretically up to 16 billion gigabytes. supremeover.7z
It supports AES-256 encryption , allowing users to protect sensitive data with a password.