The Domains of Dread is a community wiki and resource hub for a role-playing game set in a world of mist-shrouded realms and terror-themed domains. Its content is organized around the Misty Plane, the Realms of Terror, and the Domains of Dread, bringing together information about the setting, its locations, factions, characters, and game systems. Readers can explore domains such as Barovia, Darkon, Borca, and Mordent, alongside lore covering the Vistani, the Nocturnal Sea, and other features of the world.

The site also provides practical guidance for creating and playing characters. Topics include classes, abilities, equipment, crafting, spells, combat, character progression, fear, horror, and roleplay expectations. Community resources explain rules and participation, including character restrictions, applications and the allowlist, Discord, and staff requirements. Additional sections address module development, documentation, homebrew settings, and contributor guidelines. Together, these materials support players and community members in learning the setting, understanding its rules, and taking part in its ongoing role-playing experience.