INFORMATION:-
WinRAR is a
shareware file archiver and
compressor utility for
Windows. It can create archives in
RAR or
ZIP file formats,
[2] and unpack numerous archive file formats. There is an
Android app called "RAR for Android",
[3] and command-line versions called "RAR" and "UNRAR" (widely released since autumn of 1993),
[4] available for Mac OS X, Linux, FreeBSD, Windows console mode, and
MS-DOS.
Features
- Packing (creation) of RAR or ZIP archives.
- Unpacking of ACE, ARJ, BZIP2, CAB, EXE, GZ, ISO, JAR, LHA, RAR, TAR, UUE, XZ, Z, ZIP, ZIPX, 7z archives.[6][7]
- Checksum (integrity) verification for ACE, ARJ, BZIP2, CAB, GZ, BZIP2, RAR, XZ, ZIP and 7z archives.
- Multithreaded CPU compression and decompression.
When creating RAR archives:
- Support for maximum file size of 16 EiB (264 bytes) minus 1.
- Compression dictionary from 1 MiB to 1 GiB (limited to 256 MiB on
32-bit Windows, however 32-bit Windows still can decompress archives
with 1GiB dictionary). Default size is 32 MiB.[6]
- Optional 256-bit BLAKE2 file hash can replace default 32-bit CRC32 file checksum.[6]
- Optional encryption using AES (Advanced Encryption Standard) with a 256-bit key.[8]
- Optional data redundancy is provided in the form of Reed-Solomon recovery records and recovery volumes, allowing reconstruction of damaged archives.
- Optional "Quick Open Record" to open RAR files faster.[6]
- Ability to create multi-volume (split) archives [9][10]
- Ability to create self-extracting files. The self-extractor can execute commands, such as running a specified program automatically after self-extraction.[11]
- Support for advanced NTFS file system options, such as NTFS hard and symbolic links.[6]
- Support for maximum path length up to 2048 characters (stored in the UTF-8 format).[6]
- Optional archive comment (stored in the UTF-8 format).[6]
- Optional file time stamp preservation: creation, last access, high precision modification times.
- Optional files deduplication.
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