Insys may refer to:

• INSYS, a British weapons manufacturer
• Insys Therapeutics, an American pharmaceutical company

• Hitler's invasion of russia
• Hitler's mother
• Hitler-Soviet Pact
• Hitler: Speeches and Proclamations
• Hitler's political views
• Hitlers Second Book
• Hitler's Second Book
• Hitler's Second Book: The Unpublished Sequel to Mein Kampf
• Hitler's Secret Book
• Hitler's S.S.: Portrait in Evil
• Hitler's Table Talk
• Hitler's testicle
• Hitler's vegetarianism
• Hitler's War
• Hitler's War (game)
• Hitler's Willing Executioners
• Hitler's Willing Executioners (book)
• Hitler's Willing Executioners: Ordinary Germans and the Holocaust
• Hitler: The rise of evil
• Hitler: the rise of evil
• Hitler youth
• Hitler Youth: Growing Up in Hitler's Shadow
• Hitler Youth Knife
• Hitler Youth knife
• Hitler’s War