Bip39 Standalone Html Download Though it works by using BIP32 system you can continue to import BIP39 seeds into Electrum wallet. Also other than BIp32 There is certainly BIP44 Model which some wallet use for that technology of seeds. Any person else who discovers the phrase can steal the bitcoins. https://bookmarkangaroo.com/story18637207/bip39-number-of-words-5-essential-elements-for-seed-phrase-generator