Many diagrams and similar graphics can be printed either as images or PDF documents. Same goes for family tree diagrams saved in the GEDCOM format (.deg). Many family tree viewers have probably default PDF export function, but same may also be possible in graph and charts editors like the yEd software.
Convert GEDCOM family history file to Adobe Portable document format.
We found 3 software records in the database related to .ged to .pdf file format conversion.
Microsoft Windows software - convert ged to pdf on Windows
A utility for creating of high quality diagrams
Convert from ged 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 ged to pdf. 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 ged to pdf on OS X
A diagraming tool for OS X
Linux/Unix software - convert ged to pdf on Linux
A Linux version of diagraming tool