# Authors

E-mail addresses listed here are not intended for support, please see the support section instead.

## Borg authors (“The Borg Collective”)

- Thomas Waldmann <tw@waldmann-edv.de>

- Radek Podgorny <radek@podgorny.cz>

- Yuri D’Elia

- Michael Hanselmann <public@hansmi.ch>

- Teemu Toivanen <public@profnetti.fi>

- Marian Beermann <public@enkore.de>

- Martin Hostettler <textshell@uchuujin.de>

- Daniel Reichelt <hacking@nachtgeist.net>

- Lauri Niskanen <ape@ape3000.com>

- Abdel-Rahman A. (Abogical)

- Gu1nness <guinness@crans.org>

- Andrey Andreyevich Bienkowski <hexagon-recursion@posteo.net>

### Retired

- Antoine Beaupré <anarcat@debian.org>

Borg is a fork of Attic.

## Attic authors

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

### Attic Development Lead

- Jonas Borgström <jonas@borgstrom.se>

### Attic Patches and Suggestions

- Brian Johnson

- Cyril Roussillon

- Dan Christensen

- Jeremy Maitin-Shepard

- Johann Klähn

- Petros Moisiadis

- 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

XXH64, a fast non-cryptographic hash algorithm. Copyright 2012-2016 Yann Collet, licensed under a BSD 2-clause license.

# License

    Copyright (C) 2015-2024 The Borg Collective (see AUTHORS file)
    Copyright (C) 2010-2014 Jonas Borgström <jonas@borgstrom.se>
    All rights reserved.

    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.