Files with jef extension are used for the default embroidery file format in Janome sewing and stitching machines. It is one of the many industrial embroidery formats and widely supported by other software, such as Embird.

Detailed description

Software that open jef file

Add comment

JEF file extension - Janome embroidery layout

What is jef file? How to open jef files?

File type specification:

Graphics file type icon Graphics file type

File extension jef is probably best known for its use in Janome Customizer 11000 and Janome DigitizerPro Embroidery Layout Software.

A typical .jef file contains embroidery layout data, and it is the default format used by Janome.

Janome offers two levels of software to create, import and edit embroidery designs. Customizer 11000 is a first level program which is easy to use but still a powerful creative tool.

This program covers all the current Janome Embroidery models as it incorporates TWO software programs, Customizer 11000 for the MC11000 and Customizer 10000 Plus for other models.

Digitizer Pro is a professional level software program offering industrial quality features and techniques to enhance your design. It is compatible with all current Janome software/embroidery machines and most competitor software programs/embroidery machines.

Updated: November 9, 2023

The default software associated to open jef file:

Janome Customizer 11000 picture or screenshot

Janome Sewing Machine Co., Ltd. logoJanome Customizer 11000  Microsoft Windows software

Company or developer:
Janome Sewing Machine Co., Ltd.

Janome Customizer 11000 is a program for embroidery designs used in sewing machines. It supports variety of embroidery file formats, such as JEF or SEW.

Janome Digitizer Pro picture or screenshot

Janome Sewing Machine Co., Ltd. logoJanome Digitizer Pro  Microsoft Windows software

Company or developer:
Janome Sewing Machine Co., Ltd.

Janome Digitalizer Pro is embroidery designing tool used to create original embroidery designs. It also possess the digitalizing capability.

DigitizerPro has options for automatic, semi-automatic, and freehand digitizing so that those new to the art can take it step-by-step. Experienced users can make changes to any aspect of the design.

Related articles:

Create embroidery from photo or picture

Help how to open:

Use Janome Customizer or DigitizerPro software to open and edit *.jef files.

How to convert:

You can open .jef files in Wilcom TrueSizer e2 and save them in one of the many industrial embroidery formats. Embird Studio is also able to convert *.jef files to other embroidery files.

Find conversions from jef file:

jef to dst

jef to emb

jef to jpeg

jef to jpg

jef to pdf

jef to pes

jef to svg

Find converter to jef file type:

bmp to jef

jpeg to jef

jpg to jef

pdf to jef

pes to jef

png to jef

svg to jef

File identification strings:

HEX code: 00 00 00 0A 00 00 00 32 30 30 33 31 32 32 32 30 32
ASCII code: .......20031222021

List of software applications associated to the .jef 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 jef file, edit jef file, convert jef file, view jef file, play jef 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 jef files.

Software that open jef file - Janome embroidery layout

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

Microsoft Windows:

Apple macOS / Mac OS X:

Previous file extension
JBIG file extension > Graphics file types

Next file extension
file extension JEG


Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed