GNU Free Documentation License: Difference between revisions

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The '''GNU Free Documentation License''' ('''GFDL''', '''GNU FDL''') is a [[wp:copyleft|copyleft]] free content [[:Category:Wiki License|license]] that is frequently used for [[wiki]] websites, and the contents therin.  It was designed by the [http://www.fsf.org/ Free Software Foundation] especially for documentation of [[:Category:Software|software]] and is one of the oldest free-content licenses.  The specialisation on software documentation brings about some problems when used for other sorts of content; see article ''[[GFDL Concerns]]'' for more information.
The '''GNU Free Documentation License''' ('''GFDL''', '''GNU FDL''') is a [[wp:copyleft|copyleft]] free content [[:Category:Wiki License|license]] that is frequently used for [[wiki]] websites, and the contents therin.  It was designed by the [http://www.fsf.org/ Free Software Foundation] especially for documentation of [[:Category:Software|software]] and is one of the oldest free-content licenses.  The specialisation on software documentation brings about some problems when used for other sorts of content; see article ''[[GFDL Concerns]]'' for more information.


The most notable user of the GFDL, the [[:Category:Wikipedia|Wikipedia]] projects and its sister projects of the [[:Category:Wikimedia Foundation|Wikimedia Foundation]], moved from licensing their contents under GFDL to a double licensing scheme with the comparable [[:Category:Wiki Creative Commons Attribution-Share Alike|Creative Commons Attribution-ShareAlike license]], when the GFDL granted the one-time chance to migrate content to this [[:Category:Wiki Creative Commons|Creative Commons]] license in 2009.
The most notable user of the GFDL, the [[:Category:Wikipedia|Wikipedia]] projects and its sister projects of the [[:Category:Wikimedia Foundation|Wikimedia Foundation]], moved from licensing their contents under GFDL to a [[wp:Wikipedia:Licensing update|double licensing scheme]] with the comparable [[:Category:Wiki Creative Commons Attribution-Share Alike|Creative Commons Attribution-ShareAlike license]], when the GFDL granted the one-time chance to migrate content to this [[:Category:Wiki Creative Commons|Creative Commons]] license in 2009.


Here on [[WikiIndex]], you can find wikis with contents under this license listed in the ''[[:Category:Wiki GNU Free Documentation License]]''.  Images hosted on WikiIndex subject to the GFDL will be tagged with [[Template:GFDL]].  The full text of the license can be found at: [[WikiIndex:Text of the GNU Free Documentation License]].
Here on [[WikiIndex]], you can find wikis with contents under this license listed in the ''[[:Category:Wiki GNU Free Documentation License]]''.  Images hosted on WikiIndex subject to the GFDL will be tagged with [[Template:GFDL]].  The full text of the license can be found at: [[WikiIndex:Text of the GNU Free Documentation License]].