winrar software

WinRAR

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WinRAR

WinRAR 3.80 on Windows
Developer(s)	Eugene Roshal, Alexander Roshal
Stable release	3.80 / 2008-9-30; 9 months ago
Preview release	3.90 beta 5 / 2009-7-20; 14 days ago
Written in	C++
Operating system	Windows 95, 98, Me, 2000, XP, Vista, Mac OS X, FreeBSD, Linux (Wine required for GUI), OS/2
Available in	Multilingual (46+ languages)
Development status	Current
Type	File archiver
License	Commercial proprietary, Shareware
Website	Primary: www.rarlab.com Secondary: www.win-rar.com

WinRAR is a shareware file archiver and data compression utility developed by Eugene Roshal, and first released around 1995.^[1] It is one of the few applications that is able to create RAR archives natively, because the encoding method is held to be proprietary.

Contents [hide] 1 Developer 2 Features 3 Version history 4 WinRAR Unplugged 5 See also 6 References 7 External links

[edit] Developer

The current developer is Eugene Roshal, while his brother Alexander Roshal is engaged in running the business behind the software.^[2]

[edit] Features

WinRAR supports the following features:

• Complete support for RAR and ZIP archives, and unpacking of ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, EXE, 7z, and Z archives. Future versions of WinRAR are planned to include 7z creation.^[3]
• The ability to create self-extracting and multi-volume (split) archives.
• Data redundancy is provided via recovery records and recovery volumes, allowing reconstruction of damaged archives.
• Support for advanced NTFS file system options and Unicode in file names.
• Optional archive encryption using AES (Advanced Encryption Standard) with a 128-bit key.

[edit] Version history

Below is a summary of version information.

• Since version 2.9, the new RAR3 archive format is implemented. The new compressed archives cannot be managed by old versions of WinRAR.
• Since version 3.50 beta 1, WinRAR adds support for interface skins and themes.
• Since version 3.50, WinRAR supports Windows XP x64.^[4]
• Since version 3.60 beta 1, WinRAR includes a multithreaded version of the compression algorithm, which improves compression speed on systems with multiple, dual-core, or hyperthreading-enabled CPUs.
• Since version 3.70 beta, WinRAR features support for Windows Vista.^[5]
• Version 3.70 (May 30, 2007)
• Version 3.71 (September 24, 2007)
• Version 3.80 (September 30, 2008)^[6]
• Version 3.90 beta 1 is the first version to support Windows x64 natively.^[7