Seed Phrase Generator With Balance Free Regardless that it employs BIP32 strategy you can even now import BIP39 seeds into Electrum wallet. Also apart from BIp32 There may be BIP44 Model which some wallet use for your technology of seeds. You are able to see the full source code in https://bookmarkblast.com/story18635016/trust-wallet-seed-phrase-generator-the-fact-about-bip39-phrase-that-no-one-is-suggesting