@synotech/crypto
Comprehensive cryptography library with Web3 integration, supporting symmetric/asymmetric encryption, digital signatures, JWT tokens, blockchain address generation, and secure key management
kaspa-simple-wallet
Simple, reliable Kaspa wallet generation and HD address derivation for browsers and Node.js. No complex setup required.
j-bitcoin
Comprehensive JavaScript cryptocurrency wallet library for Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV) with custodial and non-custodial wallet support, threshold signatures, and multiple address formats