Egyptian Herakles invented the alphabet

“But yet I should be glad to know which Hercules we should chiefly worship; for they who have searched into those histories, which are but little known, tell us of several. … The second is the Egyptian Hercules, and is believed to be the son of Nilus, and to be the author of the Phrygian characters.” – Cicero, De Natura Deorum 3.16