Bip39 generator offline https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know Although it makes use of BIP32 strategy you may continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 there is BIP44 Model which some wallet use with the technology of seeds. The amount security does a pass... https://directmysocial.com/story4956906/bip39-cryptotag-a-secret-weapon-for-bip39-mnemonic-https-linktr-ee-bip39