You can definitely export EDraw Max diagrams as plain JPEG images, but whenever the same applies to templates (.edt). Usually, templates are just settings that describe what parameters newly made diagrams should have, so you can quickly generate new files based on same settings.
Convert EDraw Max template file to JPEG bitmap image format.
We found one software available in the database for this conversion.
Microsoft Windows software - convert edt to jpeg on Windows
A versatile diagramming program
Convert from edt file format
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.