Bip39 brute https://ameblo.jp/generate-bip39brooks/entry-12913353546.html Although it employs BIP32 approach you may even now import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There is certainly BIP44 version which some wallet use for that technology of seeds. Want to check which wallets assist the BIP39 mnemonic recovery seed phrase? Examine https://padlet.com/alexzhiglatyzbugt/bookmarks-68ta5bpd7yy3slro/wish/PVKBQO1nwDeMWj5x