12-Word Seed Phrase Generator With Balance Though it employs BIP32 method you may however import BIP39 seeds into Electrum wallet. Also in addition to BIp32 there is BIP44 version which some wallet use to the era of seeds. You may see the full source code in standalone, offline html file. https://socialbaskets.com/story4094679/bip39-private-key-recovery-tool-details-fiction-and-bip39