Bip39 bip44 compatible software wallet https://writeablog.net/ipennywpzc/the-ultimate-overview-to-offline-bip39-generators-remain-secure Even though it works by using BIP32 strategy you may still import BIP39 seeds into Electrum wallet. Also besides BIp32 There exists BIP44 version which some wallet use with the era of seeds. Want to check which wallets assist the BIP39 mnemonic recov... https://bookmarkinglife.com/story5724423/bip39-hd-wallet-bip39-github-an-overview-https-dzen-ru-bip39-phrase-com