Bip39 passphrase github https://jsbin.com/titaniseko While it takes advantage of BIP32 process it is possible to continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 You can find BIP44 Variation which some wallet use for your generation of seeds. BIP39 increases wallet stability by producing backups responsible, https://bookmarkssocial.com/story20564983/bip39-generator-with-balance-bip39-compatible-wallet-can-be-fun-for-anyone-https-linktr-ee-bip39