Utilities & CompressionFree Open Source

7-Zip Archive Utility

Developer: Igor Pavlov

7-Zip is a free open-source utility with a high compression ratio. It supports its native 7z archive format with LZMA2 compression, as well as unpacking ZIP, RAR, TAR, GZ, ISO, CAB, and MSI installers.

Supported Platforms:

windowsmaclinux

Core Capabilities

High compression ratio in 7z format with LZMA compression

Strong AES-256 encryption for secure file protection

Self-extracting capability for 7z format

Windows Shell integration in context menus

Powerful command line utility for script automation

Practical File Workflow

Use a copy of important files, confirm the format before editing, and verify the exported result before replacing the original.

How to Extract 7Z and RAR Archives with 7-Zip

3 min

Step-by-step instructions to unpack multi-volume 7z/rar files using 7-Zip.

Creating Password Protected Encrypted 7Z Files

4 min

Enable AES-256 encryption and header masking when compressing archives.

Supported File Extensions (14)

Click any file extension to view format specifications or step-by-step opening guides.

.7ZCompatible

•

.ZIPCompatible

•

.RARCompatible

•

.TARCompatible

•

.GZCompatible

•

.ISOCompatible

•

.CABCompatible

•

.ARJCompatible

•

.DEBCompatible

•

.RPMCompatible

•

.DMGCompatible

•

.ZSTCompatible

•

.XZCompatible

•

.BZ2Compatible

•

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