Yes, they were and they didn't hide it (just what NSDAP stands for)*. Their policy of coercing the people in only one right direction is similar to what present day leftists do (they call themselves "liberals" for some reason). A book was written about this - I don't like to legitimize Wikipedia by quoting it but here it is:
Liberal Fascism - Wikipedia, the free encyclopedia
*But they weren't communists.
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