spline clone is a free tool that can clone the geometry on top of the modifier stack along a picked spline
advantage of this tool is incremental transformation of clones along spline path in addition global transform to each item
for installation go to 3dsmax menu > Scripting> Install Max Creation Graph (.mcg) Package > select MGH spline clone_v0.0.122.mcg file then "MGH spline clone" will be available in your modifier list
try to use the last version of program (native version: 2022)
