I am looking for tree view multi select dropdown in bootstrap 4, I found it in bootstrap 3.3.7, below is link for bootstrap 3.x https://www.npmjs.com/package/ngx-tree-select
I also try to use some other but nothing work, if any one have working model please send me.
Below are other options I tried
https://www.npmjs.com/package/ngx-treeview(this is giving fatal error of "selection", when I checked on google I found, this is also not support angular 9)