flat
Take a nested Javascript object and flatten it, or unflatten an object with delimited keys
safe-flat
Safely flatten a nested JavaScript object.
performant-array-to-tree
Converts an array of items with ids and parent ids to a nested tree in a performant `O(n)` way. Runs in browsers and node.
flatley
Take a nested Javascript object and flatten it, or unflatten an object with delimited keys