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Editor (Hypertree)
Cards, drag to order priorities
List, nested list preview
Tabs and dropdowns navigation
Export: JSON / SKOS / CSV

Test vocabularytest
- colours
- letters
  - a
  - b
  - c
  - d
  - e
- numbers
  - one
  - two
  - three
  - four

Test vocabulary 15 concepts

By @clarepin