Bip39 Tool. Realize the pitfalls – forgetting the passphrase indicates dropping usage of resources: It’s very important to understand that forgetting/losing your passphrase will result in permanently dropping usage of the linked wallet and also the funds it contains. Any one else who discovers the phrase can steal the bitcoins. https://icelisting.com/story20084956/bip39-wallet-https-linktr-ee-bip39-bip-39-no-further-a-mystery