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DST JEF
File conversion

Convert DST to JEF

Verified by Adam B.· reviewed by FE Editorial ·updated Jul 26, 2026
QUICK ANSWER
Is it possible to convert DST to JEF?
Yes - DST converts to JEF.

DST (Tajima) and JEF (Janome) are both stitch-only embroidery formats, so the conversion is lossless in stitch geometry. The main caveat: DST stores no thread colors, so you must assign the color sequence yourself after converting.

5 programs
Also to JEF: XXX · CSD · EXP

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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Why convert DST to JEF?

Janome embroidery machines read .jef natively and may not accept .dst directly, or may handle it with reduced functionality. Converting ensures the design loads correctly on the machine and lets you assign thread colors it can recognize.

How to convert DST to JEF

Embird Embroidery Software APP

Open the .dst via File > Open, assign thread colors to each color-change stop, then use File > Save As and select .jef.

Janome Digitizer Pro APP

Load the .dst and export or save as .jef using the format conversion function.

Embroidermodder 2 OPEN-SOURCE

Open the .dst and export as .jef; Embroidermodder 2 is free and open-source.

Convert It, Mac APP

Load the .dst and use the format conversion feature to output a .jef file on macOS.

Programs that convert DST

Janome Digitalizer Pro
OESD ARTsizer
Embird Embroidery Software
Convert It, Mac
Embroidermodder 2

About these formats

.DST Tajima Embroidery Stitch File

A DST file is a Tajima embroidery design - stitch coordinates and machine commands that tell a computerized embroidery machine how to sew a pattern. It is not an image. To preview one free,…

Open .DST details →
.JEF Janome Embroidery File

A JEF file is a machine embroidery design for Janome (and Elna) machines - it stores the needle path, stitch coordinates, and thread colour sequence, not a printable image. To preview one…

Open .JEF details →

Quality & what to watch

  • DST carries no thread colors - every converter will show placeholder colors; assign the real thread palette before stitching.
  • Stitch paths, coordinates, and machine commands (jump, trim, stop) transfer intact between the two formats.
  • Confirm design dimensions in the viewer before stitching; do not rescale a stitch file after conversion without re-digitizing.

Frequently asked questions

Will thread colors be preserved when converting DST to JEF?
No - DST records only where color changes occur, not which thread to use. You must assign colors manually after converting.
Is the stitch data lossless?
Yes - needle paths, stitch lengths, and sequencing transfer without degradation; the missing element is color data, which was never stored in DST.
Can I convert DST to JEF on a Mac?
Yes - Convert It, Mac supports this conversion on macOS.
Why does my Janome machine not accept DST directly?
Janome machines are designed for .jef natively; DST support varies by model and may be limited or absent.