Kemeticism is, more or less, a movement to revive the religions of ancient Egypt- with the gods of ancient Egypt being the main focus. There are various flavors of Kemeticism- some which rely solely upon ancient practices, and others that use virtually nothing from the past. But in the end, the main connecting point for the different sects is the focus on Netjer- the gods.
I personally feel that the main focus of Kemeticism is to live your life within ma’at- which is commonly translated