Bip39 tool https://www.gamespot.com/profile/pothirpeib/ Regardless that it utilizes BIP32 approach you can still import BIP39 seeds into Electrum wallet. Also apart from BIp32 there is BIP44 version which some wallet use for that technology of seeds. BitBox02 - A successor to your BitBox sequence, this components wallet supports BIP39 seed phrases https://bookmark-media.com/story20781298/bip39-react-native-bip39-generator-secrets-https-dzen-ru-bip39-phrase-com