Bip39 hd wallet https://josueaqpi312.huicopper.com/leading-5-online-bip39-generators-for-easy-copyright-security Though it works by using BIP32 system you could even now import BIP39 seeds into Electrum wallet. Also aside from BIp32 there is BIP44 version which some wallet use for the era of seeds. Before, bitcoin together with other copyright wallets ended up made and accessed https://tealbookmarks.com/story20051580/bip39-chinese-the-single-best-strategy-to-use-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw