detect-europe-js
Detect if a user is from a country around the European Union (EU) area
hashr
Simple module for simplifying hashing of values
micro-rsa-dsa-dh
Minimal implementation of older cryptography algorithms: RSA, DSA, DH
ppk-to-openssh
A pure JavaScript library for parsing and converting PuTTY private key files (.ppk) to OpenSSH format. Supports all PPK versions (v2 and v3) and key types (RSA, DSA, ECDSA, Ed25519). Handles both encrypted and unencrypted keys with full MAC verification.