Atheism - Disbelief that one or more gods exist now or existed in the past.

Theism - Belief in one or more deities. There are several subdivisions of theism based on what kind of god(s) a person believes in. 

Autotheism - Belief that divinity, whether also external or not, is inherently within 'oneself’ and that one has the ability to become godlike.

Deism - Belief that god(s) exist (or have existed in the past), but that they do not take part in our lives.

Ditheism - Belief that only two deities exist and that they are equal in power/importance.

Dystheism - Belief that a deity is not wholly good, and is possibly evil.

Eutheism - Belief that a deity is wholly benevolent.

Henotheism - Belief that there is (or may be) more than one god, but only one is the supreme.

Kathenotheism - Belief that there is more than one deity, but only one at a time should be worshipped. Each is supreme in turn.

Maltheism - Belief that a deity exists, but is wholly malicious.

Misotheism - Active hatred for a god or gods.

Monotheism - Belief that only one deity exists.

Pandeism - Belief that a god preceded the universe and created it, but is now equivalent with it.

Panentheism - Belief that god and the universe are the same and that the divine is in everything.

Pantheism - Belief that god(s) and the universe are the same.

Polydeism - Belief that multiple gods exist/have existed, but do not intervene in the universe.