Bip32 and bip39 https://www.tumblr.com/generalllamacolor/787594721599078400/can-you-depend-on-online-bip39-generators-a Though it makes use of BIP32 technique you may still import BIP39 seeds into Electrum wallet. Also aside from BIp32 There is certainly BIP44 version which some wallet use for your era of seeds. BitBox02 - A successor on the BitBox collection, this components wallet s... https://thejillist.com/story10557067/bip39-word-list-github-the-5-second-trick-for-bip39-mnemonic-code-converter-tool-https-t-me-bip39-chat