Blfm.7z

The original open-source software for this format. You can download it from the official 7-Zip site or SourceForge .

To access or manage this specific file, you can use several tools: BLFM.7z

Can extract files from 7z archives as noted by WinZip . The original open-source software for this format

Uses algorithms like LZMA and LZMA2 , which often provide 30–70% better compression than standard ZIP. BLFM.7z