happy 1Password user since years, provides this too and you'll have you ssh keys in the 1P keychain (yes, not open source, I know - only flaw imho)
That would make it extractable and syncable to other hosts. That's fine if that's what you want but it's an important distinction.
That would make it extractable and syncable to other hosts. That's fine if that's what you want but it's an important distinction.