Hi Danny, It calls xdg-open at runtime using popen(), to open directories in the user's file browser app. See io_open_directory() in src/utils/io.c. Thanks, Alex On Thu, 2020-01-09 at 23:32 +0100, Danny Milosavljevic wrote: > xdg-utils seems to only contain binaries. Yet, zrythm is not patched > to refer > to them. Are you sure they are used?