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Filename extension |
.rar, .rev, .r00, .r01 |
---|---|
Internet media type |
application/vnd.rar |
Uniform Type Identifier (UTI) | com.rarlab.rar-archive |
Magic number | 52 61 72 21 1A 07 00 (RAR 1.5 to 4.0) 52 61 72 21 1A 07 01 00 (RAR 5+) [1] |
Size limitation | 263-1 bytes (almost 8 exbibytes) |
Developed by | Eugene Roshal |
Initial release | March 1993[2] |
Type of format | archive format |
Open format? | No (decompression source code available, but not free software, due to restriction that it not be used to create RAR-compatible archives) |
Website | rarlab.com |
RAR is a proprietary archive file format that supports data compression, error correction and file spanning.[3] It was developed in 1993 by Russian software engineer Eugene Roshal and the software is licensed by win.rar GmbH.[3] The name RAR stands for Roshal Archive.
The author and holder of the copyright of the software is Alexander L. Roshal. [...] Neither RAR binary code, WinRAR binary code, UnRAR source or UnRAR binary code may be used or reverse engineered to re-create the RAR compression algorithm, which is proprietary, without written permission.