Bip39 release date https://atavi.com/share/xbwf7vz16jgof Despite the fact that it uses BIP32 strategy you can continue to import BIP39 seeds into Electrum wallet. Also aside from BIp32 There is certainly BIP44 Edition which some wallet use with the era of seeds. One example is, in case you initially build your wallet https://maximusbookmarks.com/story20343727/bip39-english-word-list-everything-about-bip39-word-list-txt-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw