Russo History.7z May 2026

: It allows for any compression, conversion, or encryption method to be used.

The official history of 7-Zip documents decades of refinements: Russo History.7z

: Added support for unpacking ISO images, MSI installers, and RAR archives. : It allows for any compression, conversion, or

7-Zip was first released in by Russian developer Igor Pavlov . The project was designed as a high-compression alternative to established formats like ZIP and RAR. The core of its efficiency lies in the LZMA (Lempel-Ziv-Markov chain algorithm) and LZMA2 compression methods, which often achieve significantly smaller file sizes than standard ZIP files. Evolution of the 7z Format : It allows for any compression

The extension introduced several major advancements to file archiving: