Bip39 online wallet https://hubpages.com/@lefwenuuyr Although it makes use of BIP32 approach it is possible to even now import BIP39 seeds into Electrum wallet. Also other than BIp32 there is BIP44 Model which some wallet use to the generation of seeds. BitBox02 - A successor on the BitBox series, this hardware https://bookmarkhard.com/story20051557/bip39-pdf-helping-the-others-realize-the-advantages-of-bip39-passphrase-https-cutt-ly-uryc5rw7