Bip39 validator https://www.storeboard.com/myrtierisaliti Although it employs BIP32 approach you may nevertheless import BIP39 seeds into Electrum wallet. Also other than BIp32 there is BIP44 Model which some wallet use for that generation of seeds. Due to the fact incorporating a passphrase for your seed words results in a new wallet, https://geilebookmarks.com/story20516397/bip39-first-4-letters-bip39-checksum-an-overview-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw