See developer documentation at: https://gramps-project.org/wiki/index.php?title=Portal:Developers https://gramps-project.org/wiki/index.php?title=Brief_introduction_to_Git#Making_a_patchfile https://gramps-project.org/wiki/index.php?title=Brief_introduction_to_Git#Making_a_PR If you are interested in translating: * The Gramps program to your language see: https://gramps-project.org/wiki/index.php?title=Translating_Gramps https://gramps-project.org/wiki/index.php?title=Portal:Translators * The Gramps user manual to your language see: https://gramps-project.org/wiki/index.php?title=Translating_the_Gramps_User_manual