Existentialist Anarchism is a synthesis of anarchism and existentialism, arguing that existentialism provides a philosophical grounding for anarchist politics, the evidence being that many existentialist thinks gravitated towards anarchism. This tradition is largely intellectual, and not a practical guide for anarchist politics.
Thinks
Max Stirner
Stirner is considered by many to hold proto-anarchist and proton-existentialist views. In The Ego and Its Own, Stiener advocates for a complete rejection of society and it's very institutions (like the state, private property, religion, gender, monogamy and money) in favour of the formation of a union of egoists, stating that there is nothing to look after but yourself, and to be a being of love and happiness.
Friedrich Nietzsche
Nietzche's writings also contained strong critiques of religion (notably Christianity), the state and market economics. Although he held negative views of anarchists, his ideal of the Übermensch (superman), a person who was neither master nor slave, who took no regard for society and created their own morality and purpose in life.
Mikhail Bakunin
Bakunin expressed some proto-existentialist ideals, and