House Cannith is one of the major dragonmarked houses in the world of Eberron. Known for their expertise in crafting magical items and constructs, they hold the Mark of Making, which grants them unique abilities in creation and invention. Their innovations have significantly influenced technology and warfare in the realm. The house is divided into several factions, each led by a member of the Cannith family. After the Last War, House Cannith faced internal strife and fragmentation, leading to the rise of rival factions. Despite these challenges, they remain a powerful force in the world of Eberron, shaping the future of magic and industry.