[media-types] [IANA #1442239] audio/soundfont registrati on request

Hi Alexey,

Sending a reminder for this request from January 26th.

thanks,
Amanda

On Mon Jan 26 23:22:46 2026, amanda.baber wrote:
> Hi Alexey,
> 
> Would you be able to recommend that the IESG approve this as a
> grandfathered media type?
> 
> If so, are the change controller and general comment fields OK for
> publication?
> 
> thanks,
> Amanda
> 
> =====
> 
> Name: Aria Barak
> 
> Email: [email protected]
> 
> Media type name: audio
> 
> Media subtype name: soundfont
> 
> Required parameters: N/A
> 
> Optional parameters: N/A
> 
> Encoding considerations: binary
> 
> Security considerations: SoundFonts do not contain any executable
> media, and no encryption is provided. However, as they contain audio
> files, it is possible that sensitive or copyrighted material may be
> contained in them.
> 
> Interoperability considerations: There are many SoundFont players and
> writers, such as TiMidity++, FluidSynth, Polyphone, and Swami.
> 
> Published specification: http://www.synthfont.com/sfspec24.pdf
> 
> Applications which use this media: Software for MIDI playback, music
> related software.
> 
> Fragment identifier considerations: N/A
> 
> Restrictions on usage: N/A
> 
> Provisional registration? (standards tree only): No
> 
> Additional information:
> 
> 1. Deprecated alias names for this type: N/A
> 2. Magic number(s): sfbk
> 3. File extension(s): sf2
> 4. Macintosh file type code: N/A
> 5. Object Identifiers: N/A
> 
> General Comments: This is not a format I created and it’s origins are
> tricky. If anyone gives me good proof as to their involvement, I will
> gladly give them ownership of the media type.
> 
> Person to contact for further information:
> 
> 1. Name: Aria Barak
> 2. Email: [email protected]
> 
> Intended usage: COMMON
> 
> SoundFonts are generally used for MIDI playback and audio sampling or
> synthesis.
> 
> Author/Change controller: N/A

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