In the novel, The Strange Case of Dr. Jeykll and Mr. Hyde, Mr. Poole is Dr. Jekyll’s virtuous and loyal butler. Similarly, Poole is an upstanding and effective butler that helps you build Jekyll themes. It’s made by Mark Otto, @mdo, the creator of Bootstrap.
Hyde, is a full featured Jekyll theme, built on Poole.
hydeX, built by Hemen Kapadia, adds additional features to Hyde.