@scure/bip32
Secure, audited & minimal implementation of BIP32 hierarchical deterministic (HD) wallets over secp256k1
keychain-manager
A key system based around accounts that each have hierarchical deterministic (HD) keychains with ECDSA public/private keypairs (the ones Bitcoin uses).
hdkey
Bitcoin BIP32 hierarchical deterministic keys
gojs
Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams