Do not trust me. Verify this. Make your own entropy. I think this is the closest thing to the most secure way with any computer.
Asking for user submissions of code reviews. I'm sure people are making new seeds at this time and want a secure way. I hope this can be a solution for some.
GitHub
GitHub - 0ceanSlim/tinfoil-os: BIP-39 Seed Generator that runs on it's own OS with no ability to provide entropy from the software.
BIP-39 Seed Generator that runs on it's own OS with no ability to provide entropy from the software. - 0ceanSlim/tinfoil-os