What js component used to visually connect the elements of the list?

Good afternoon.
Advise js component that you could use for a visual (drag&drop) of the Association (mapping) of the elements of two lists. Lists represent data in a hierarchical structure.
Best suited Go.JS (example treeMapper), but need not be paid.
Considered with jsPlumb, but have difficulties with hierarchical lists.
You need something like this
0220775b1c4e46ab8839aed83652d03d.png
July 8th 19 at 15:56
0 answer

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