Affinity Designer supports export to several graphics formats, including PNG, JPEG and more. There is probably no other way how *.afdesign files can be converted as *.jpg files as AFDESIGN format is unique and proprietary to Serif software.
Convert Serif Affinity Designer document to Portable Network Graphic.
We have found 2 software records in our database eligible for .afdesign to .png file format conversion.
Microsoft Windows software - convert afdesign to png on Windows
Vector graphic design software
Convert from afdesign 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 afdesign to png. 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.
Apple macOS / Mac OS X software - convert afdesign to png on OS X
Professional graphic design software for the Mac