Bip39 address https://josueaqpi312.huicopper.com/leading-5-online-bip39-generators-for-easy-copyright-security Though it works by using BIP32 system you can however import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 version which some wallet use for the era of seeds. Thanks to the cryptographic style of BIP-39, a weak passphrase doesn't lessen the safety of https://thejillist.com/story11008303/bip39-dice-not-known-details-about-bip39-generator-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw