# Authors¶

## Borg authors (“The Borg Collective”)¶

### Retired¶

Borg is a fork of Attic.

## Attic authors¶

Attic is written and maintained by Jonas Borgström and various contributors:

### Attic Patches and Suggestions¶

• Brian Johnson
• Cyril Roussillon
• Dan Christensen
• Jeremy Maitin-Shepard
• Johann Klähn
• Thomas Waldmann

## BLAKE2¶

Borg includes BLAKE2: Copyright 2012, Samuel Neves <sneves@dei.uc.pt>, licensed under the terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0.

## Slicing CRC32¶

Borg includes a fast slice-by-8 implementation of CRC32, Copyright 2011-2015 Stephan Brumme, licensed under the terms of a zlib license. See http://create.stephan-brumme.com/crc32/

## Folding CRC32¶

Borg includes an extremely fast folding implementation of CRC32, Copyright 2013 Intel Corporation, licensed under the terms of the zlib license.

## xxHash¶

Copyright (C) 2015-2022 The Borg Collective (see AUTHORS file)
Copyright (C) 2010-2014 Jonas Borgström <jonas@borgstrom.se>

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. The name of the author may not be used to endorse or promote
products derived from this software without specific prior
written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.