Jsummers: Created page with "{{FormatInfo |formattype=electronic |subcat=Compression |released=1994 }} '''SFDN Packer''' (Shannon-Fano Differential Nybble Packer) is a file compression utility, and associ..."

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Created page with "{{FormatInfo |formattype=electronic |subcat=Compression |released=1994 }} '''SFDN Packer''' (Shannon-Fano Differential Nybble Packer) is a file compression utility, and associ..."

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{{FormatInfo
|formattype=electronic
|subcat=Compression
|released=1994
}}
'''SFDN Packer''' (Shannon-Fano Differential Nybble Packer) is a file compression utility, and associated format, for Atari 8-bit computers. It was developed by Sebastian "Seban" Igielski, in association with something called ''Slight''. It's used mainly for audio and graphics files.

== Identification ==
Files made by SFDN Packer 1.01 start with ASCII "{{magic|S101}}".

== Sample files ==
* [[RECOIL]] → [http://recoil.sourceforge.net/examples.zip examples.zip] → {AGA2.HPS, ASSASSIN.INS, CHRISTA.APP, LASKA.PLS, LEZANKA.ILS, NINJA.APP, redrose.aps, ROSE.APP, SHPOON.G9S, SHPOON.SFD}

== Software ==
* SFDN Packer 1.01: [http://seban.slight.pl/atari/slt/sfdn.zip], [https://atarionline.pl/utils/G.%20Archiwizowanie%20i%20kompresowanie/SFDN%20Packer/SFDN%20Packer%201.01.xex]
* [[RECOIL]] - Can decompress the format internally (recoil.ci, look for "SfdnStream").

== Links ==
* [http://atariki.krap.pl/index.php/SFDN_Packer Atariki: SFDN Packer] (in Polish)

[[Category:Atari computers]]

SFDN Packer - Revision history

Jsummers: Created page with "{{FormatInfo |formattype=electronic |subcat=Compression |released=1994 }} '''SFDN Packer''' (Shannon-Fano Differential Nybble Packer) is a file compression utility, and associ..."