geeknees

Test start!
chunkWhile x 2,882,663 ops/sec ±0.71% (86 runs sampled)
chunkRec x 2,601,506 ops/sec ±0.91% (86 runs sampled)
chunkReduce x 2,993,484 ops/sec ±0.89% (85 runs sampled)
Fastest is chunkReduce

geeknees

const { MerkleTree } = require("merkletreejs");
const keccak256 = require("keccak256");

// List of 7 public Ethereum addresses
let addresses = [
  "0x...",
  "0x1..",
  "0x2..",
  "0x3..",
  "0x4..",