Nestable

Nestable2 List 1
Drag & drop hierarchical list with mouse and touch compatibility (jQuery plugin)
  1. First item (id = 1)
  2. Second item (id = 2)
    1. Item 3 (id = 3)
    2. Item 4 (id = 4)
    3. Item 5 (id = 5)
      1. Item 6 (id = 6)
      2. Item 7 (id = 7)
      3. Item 8 (id = 8)
  3. Item 9 (id = 9)
  4. Item 10 (id = 10)
    1. Item 11 (id = 11)
      1. Item 12 (id = 12)
Nestable2 List 2
Drag & drop hierarchical list with mouse and touch compatibility (jQuery plugin)
  1. Item 13
  2. Item 14
  3. Item 15
    1. Item 16
    2. Item 17
    3. Item 18
Draggable Handles
If you're clever with your CSS and markup this can be achieved without any JavaScript changes.
  1. Drag
    Item 13
  2. Drag
    Item 14
  3. Drag
    Item 15
    1. Drag
      Item 16
    2. Drag
      Item 17
    3. Drag
      Item 18