Zlib License

Last updated

zlib license
Zlib 3D green.svg
Author Jean-loup Gailly and Mark Adler
Latest version1.2.11 [1]
Publisher Jean-loup Gailly and Mark Adler
Published15 April 1995
SPDX identifierZlib
Debian FSG compatible Yes
FSF approved Yes [2]
OSI approved Yes
GPL compatible Yes [2]
Copyleft No
Linking from code with a different licence Yes

The zlib license is a permissive software license which defines the terms under which the zlib software library can be distributed. It is also used by many other open-source packages. The libpng library uses a similar license, libpng license, sometimes referred interchangeably as zlib/libpng license.

Contents

The zlib license has been approved by the Free Software Foundation (FSF) as a free software license, [2] and by the Open Source Initiative (OSI) as an open source license. [3] It is compatible with the GNU General Public License. [2]

Terms

The license only has the following points to be accounted for:

The license does not require source code to be made available if distributing binary code.

Text

The license terms are as follows:

Copyright (c) <''year''> <''copyright holders''>  This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.  Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:  1. The origin of this software must not be misrepresented; you must not    claim that you wrote the original software. If you use this software    in a product, an acknowledgment in the product documentation would be    appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be    misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution.

See also

References

  1. ↑ "Zlib License".
  2. 1 2 3 4 "Various Licenses and Comments about Them" . Retrieved 17 June 2007. License of ZLib [...] is a free software license, and compatible with the GPL.
  3. ↑ "The zlib/libpng License (Zlib)" . Retrieved 16 January 2013.
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