7-Zip is total free software with open source.
The most of the code is under the GNU LGPL license.
Some parts of the code are under the BSD 3-clause License.
Also there is unRAR license restriction for some parts of the code.
Supported System
7-Zip works in Windows 10 / 8 / 7 / Vista / XP
The main features of 7z format:
7-Zip works in Windows 10 / 8 / 7 / Vista / XP
| Link | Type | Windows | Size |
|---|---|---|---|
| Download | .exe | 32-bit x86 | 1 MB |
| Download | .exe | 64-bit x64 | 1 MB |
- Open architecture
- Better compression ratio
- Strong AES-256 encryption
- Ability of using any compression, conversion or encryption method
- Supporting files with sizes up to 16000000000 GB
- Solid compressing
- Archive headers compressing