Ellipal Seed Phrase Generator Even though it makes use of BIP32 strategy you may even now import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 Edition which some wallet use for that technology of seeds. You may see the complete source code in standalone, offline html file. https://bookmarksystem.com/story18468083/seed-n-such-seed-the-2-minute-rule-for-bip39