Is the Dhamma / morality objective?

Does the Dhamma allow the philosophical establishment of an objective and/or universal morality without God? If yes, how? Do all beings intuitively know what is right and what is wrong deep within their consciousness? Even the worst psychopaths? Resources: - https://en.wikiversity.org/wiki/Is_morality_objective%3F - https://www.reasonablefaith.org/writings/scholarly-writings/the-existence-of-god/the-indispensability-of-theological-meta-ethical-foundations-for-morality/ - https://plato.stanford.edu/entries/moral-relativism/ - https://plato.stanford.edu/entries/moral-realism/