Bip39n code https://writeablog.net/ipennywpzc/the-ultimate-overview-to-offline-bip39-generators-remain-secure Despite the fact that it makes use of BIP32 method you'll be able to even now import BIP39 seeds into Electrum wallet. Also in addition to BIp32 there is BIP44 Edition which some wallet use to the era of seeds. This works because BIP39 is supported by https://ez-bookmarking.com/story20590797/bip39-checksum-word-bip39-checksum-an-overview-https-cutt-ly-uryc5rw7