Bip39 mnemonic phrase tool https://jaspermuxp089.yousher.com/top-5-online-bip39-generators-for-effortless-copyright-security While it uses BIP32 process you may however import BIP39 seeds into Electrum wallet. Also besides BIp32 There is certainly BIP44 version which some wallet use to the generation of seeds. This works mainly because BIP39 is supported by numerous wallet manufacture... https://getsocialnetwork.com/story5393630/bip39-utils-the-single-best-strategy-to-use-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw