Author | Jean-loup Gailly and Mark Adler |
---|---|
Latest version | 1.2.11[1] |
Publisher | Jean-loup Gailly and Mark Adler |
Published | 15 April 1995 |
SPDX identifier | Zlib |
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.
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]
License of ZLib [...] is a free software license, and compatible with the GPL.