Seed Phrase Generator & Checker (Seedgen). While it employs BIP32 process you are able to even now import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There's BIP44 Model which some wallet use to the era of seeds. The entire process of putting together a copyright wallet is https://financebank49493.wikikarts.com/1102698/the_anatomy_of_a_bip39_phrase_entropy_phrases_and_protection