Bip39 root key https://www.sbnation.com/users/typhanhmdy Even though it takes advantage of BIP32 method you may even now import BIP39 seeds into Electrum wallet. Also apart from BIp32 You can find BIP44 Model which some wallet use for the generation of seeds. BitBox02 - A successor towards the BitBox collection, this components https://bookmarkahref.com/story20098706/bip39-ozon-the-5-second-trick-for-bip39-mnemonic-code-converter-tool-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw