MENU - the entries in menudata.xml and module_tree_menudata.xml are autogenerated via tools/build_modules_xml.py (see ../Makefile) - Find more info at https://grass.osgeo.org/grass77/manuals/wxGUI.toolboxes.html (../docs/wxgui_sphinx/src/) - additionally https://trac.osgeo.org/grass/wiki/wxGUIDevelopment/Toolboxes