Bip39 copyright https://500px.com/p/alexzhiglatyxrnxb Even though it employs BIP32 technique you are able to still import BIP39 seeds into Electrum wallet. Also apart from BIp32 there is BIP44 Variation which some wallet use to the generation of seeds. Not like standard wallets derived entirely from a seed phrase, passphrase-protected wallets are https://jsbin.com/titaniseko