Since both the JEF and SEW file types originate from Janome, it is likely Janome software can be used to re-saved or convert JEF to SEW. However, other embroideries programs may also possibly help you with converting JEF embroideries to SEW format.
Convert Janome embroidery layout to Janome Sewing Machine stitch data.
We have found 8 software records in our database eligible for .jef to .sew file format conversion.
Microsoft Windows software - convert jef to sew on Windows
An embroidery design tool from Janome
Convert from jef file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned jef to sew. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A home embroidery software
A free embroidery editor and converter
An embroidery designs manager
An easy embroidery and apparel decoration design software
Apple macOS / Mac OS X software - convert jef to sew on OS X
Converter for embroidery designes
Multiplatform software - convert jef to sew on any platform
Advanced version of the popular Embroidermodder
An embroidery editor and converter