GNU Free Documentation License . .

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( «Shareware»)
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- (. Shareware, /ˈʃɛə(r)wɛ(r)/ , .

, (, BBS FidoNet, -) . shareware (   ), , shareware- ( ) .

shareware , ( ), ( ), (-, . trial /ˈtraɪəl/  ) - (NAG) . ( ) . (, 30 ) . . , , .

GNU shareware, .[1][2] GNU GPL , .

shareware-  .

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, , . , , . . shareware (.: Flash&Backup, Light alloy, R.saver).

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  1. Categories of Free and Non-Free Software  (.). Free Software Foundation (3 2007). 27 2011. 19 2008.
  2. . . Free Software Foundation (23 2000).  . 27 2011. 20 2008.

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