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Crowfall offers the ability for players to select one of 12 Races: Human, Half-Elf, Nethari, Fey, Wood-Elf, High-Elf, Stoneborn, Half-Giant, Elken, Minotaur, Centaur and Guinecean and 11 Classes: Knight, Confessor, Templar, Ranger, Assassin, Druid, Frostweaver, Champion, Myrmidon, Cleric and Duelist.

Here is a chart that shows the Race/Class combinations that will be available at launch

Class Race Relations

Racial and Class basics

Disciplines

Disciplines are Crowfall's “multi-classing” system. They allow you to customize/optimize/break your archetype in any number of amazing ways.

Disciplines are inventory objects that could be permanently equipped to your character, essentially granting the character a “subclass” with additional powers, skills, attributes, etc. In addition, these subclasses permitted access to unique armor and weapons. 

as of Pre-Alpha 5, there are about 100 Disciplines divided in: