DAZ Studio also supports export to common 3D object format (.obj), hence it seems a conversion from dfs to obj format is possible. However, we do not know about any other program, except for the original DAZ Studio, that could be capable of this conversion as well.
Convert DAZ Studio DSF file format 3D file to 3D object graphics.
We have found 2 software records in our database eligible for .dsf to .obj file format conversion.
Microsoft Windows software - convert dsf to obj on Windows
A 3D animation software
Convert from dsf 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 dsf to obj. 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 dsf to obj on OS X
A Mac version of the popular modeling tool