Bip39 metal https://squareblogs.net/edelinepge/using-python-to-produce-a-bip39-mnemonic-a-developers-point-of-view Regardless that it uses BIP32 system you can however import BIP39 seeds into Electrum wallet. Also in addition to BIp32 You can find BIP44 Variation which some wallet use with the era of seeds. BIP39 is like a chance to “go through” and recognize the seed phrase. https://bookmarks-hit.com/story22868330/what-is-bip39-seed-the-single-best-strategy-to-use-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw