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SD SDS
Not possible

Convert SD to SDS

Can you convert SD to SDS?
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Is it possible to convert SD to SDS?
No - not a direct conversion.

.sds is the MIDI Sample Dump Standard format used for synthesizer sample transfer. Converting ESPS speech research audio to SDS is pointless outside a very specific hardware synthesis workflow. No known converter.

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Tested on macOS, Windows & Linux
Last verified Sep 2026

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Converting SD to SDS

A .SD file and a .SDS file hold different kinds of data, so there is no direct way to turn one into the other. The programs listed below can open .SD files and may be able to export the content to a format closer to .SDS. One of them is Awave Studio: Awave Studio is a multipurpose tool which can read over 300 music formats from different platforms, synthesizers, trackers, phones and other devices.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

Programs that convert SD

Awave Studio

About these formats

.SD Entropic ESPS Sound Data File

An SD file is most likely an Entropic ESPS Sound Data file - a speech audio format from 1980s and 1990s computational linguistics research. The software that created it (WAVES+/ESPS) was…

Open .SD details →
.SDS OpenOffice.org chart file

A .SDS file is associated with OpenOffice.org chart, a audio file.

Open .SDS details →