Overview

7-Zip is a high-compression free and open-source file archiver with its own efficient LZMA compression algorithm and strong AES-256 encryption.

Key Features

• High Compression: LZMA/LZMA2 creates smaller archives than ZIP
• AES-256 Encryption: Industry-standard encryption for archives
• Wide Format Support: 7z, ZIP, RAR, TAR, Gzip, Bzip2, XZ
• Self-Extracting Archives: Create executable SFX archives
• Command Line: Powerful CLI for automation and scripting

Why Choose 7-Zip?

Best compression ratios in its class, completely free with strong encryption.

Use Cases

File compression, encrypted backups, bundling files for distribution.

Platforms

Windows (GUI), Linux/macOS (command line)

Licence

GNU Lesser General Public License (LGPL)

Website

7-zip.org