Bip39 java https://685fcc02d9ea2.site123.me Although it utilizes BIP32 system you may continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 You can find BIP44 Edition which some wallet use for your era of seeds. BIP39 solves this by using human-readable seed phrases composed of normal language words. https://socialskates.com/story21191407/bip39-mnemonic-online-the-smart-trick-of-bip39-wallet-that-no-one-is-discussing-https-cutt-ly-uryc5rw7