Bip39 seed phrase generator https://zenwriting.net/keenanctdp/how-to-create-a-bip39-seed-a-step-by-step-guide Though it takes advantage of BIP32 strategy you could still import BIP39 seeds into Electrum wallet. Also aside from BIp32 There may be BIP44 Variation which some wallet use to the generation of seeds. BIP39 is like the chance to “examine” and realize the seed https://bookmarksden.com/story20200823/bip39-docs-5-essential-elements-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw