Bip39 Java. Though it utilizes BIP32 approach it is possible to however import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 Edition which some wallet use with the technology of seeds. The vital matter to understand is any letter after the fourth one isn't appropriate to backing https://nybookmark.com/story20116643/bip39-seed-phrase-generator-the-single-best-strategy-to-use-for-bip39-english-word-list