But are not Left wing Libertarian just anarchist ?or maybe Anarcho-syndicalism or Libertarian socialism, the one I´m the closest, and they have long illustrious history in the XIX century, Both in USA and in Europe, until was killed during the interwar period and with the mail in the coffin in the Cold war, heck we could argue most if not all the Hippies communes in the USA are left libertarian
Edit:the Sausage Castle Juggalo Commune and the juggalo are really close to the left libertarian and the anarchism movement, even if they don´t use the terms