🍃 merked ~ a merkle tree calculator

npm install @yipsec/merked

usage: programmatic

const { dag, tree } = require('@yipsec/merked');
const merkleGraph = dag.DAG.fromBuffer(
    Buffer.from([/* ... */]), // any data you like
    1024, // slice size in bytes
    tree.MerkleTree.DEFAULT_HASH_FUNC, // hash function to use on inputs
    false, // pad the last slice to the slice size
    false // if padLastSlice fill with random bytes?
);

merkleGraph.toMetadata(); // returns serialized merkle tree

usage: command line interface

# merk a file on disk
merk ./path/to/myfile.txt 1024

# merk from stdin
cat myfile.txt | merk - | jq 

copying

anti-copyright 2025, yipsec
licensed lgpl-3.0