Go's tls library is fine, but that's not really an OpenSSL replacement. Just use OpenSSL. BoringSSL is fine if you're its audience, but if you are you don't nee

Go's tls library is fine, but that's not really an OpenSSL replacement. Just use OpenSSL. BoringSSL is fine if you're its audience, but if you are you don't need me to tell you that :) Finally: LibreSSL is the result of a set of circumstances that have changed. If you're looking for a recommendation: just use OpenSSL and keep it up to date.