Curated OER
Fresian.com: The Republic
This site from Fresian.com describes "The Republic", the longest of Plato's writings, which is divided into ten books. In it Plato describes justice and the individual as well as his conversations with Socrates.
Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: Al Farabi,avincenna, Averroe
This is an essay on the role of philosophy in Islam according to Al-Farabi, Avicenna, and Averroes, who are Islamic philosophers and writers from the Middle Ages.