Bip39 specification https://squareblogs.net/edelinepge/using-python-to-produce-a-bip39-mnemonic-a-developers-point-of-view Despite the fact that it works by using BIP32 technique you could nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There may be BIP44 version which some wallet use for the era of seeds. BIP39 enhances wallet protection by earning backups... https://socialrus.com/story21076960/bip39-implementation-not-known-details-about-bip39-generator-https-x-com-tundra838554