An sst file extension is related to the Sunstar embroidery stitch data format.

There are 4 other file types using
the SST file extension!

empty icon.sst - Microsoft Crypto Shell Extension certificate store data

sst icon.sst - Yamaha session style

empty icon.sst - Sea Surface temperature data

empty icon.sst - Bitcoin Core index

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SST file extension - Sunstar embroidery stitch data

What is sst file? How to open sst files?

File type specification:

Graphics file type icon Graphics file type

The sst file extension is related to Korean Sunstar stitching machines and used for one of its embroidery format.

Most likely some old format without support. No further information could be found.

The default software associated to open sst file:

SewWhat-Pro picture or screenshot

SewWhat-Pro  Multiplatform software

Company or developer:
S & S Computing

SewWhat-Pro is software for viewing, editing and converting embroidery files arising from various different sewing manufacturers.

Help how to open:

Use compatible tools to work with *.sst files.

How to convert:

Probably can be converted to other formats.

List of software applications associated to the .sst file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open sst file, edit sst file, convert sst file, view sst file, play sst file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting sst files.

Software that open sst file - Sunstar embroidery stitch data

Programs supporting the exension sst on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open sst file action.


Main software associated with sst file by default:
Other suggested software:
Embroidermodder 2

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