Norse literature credits dwarven smiths with making powerful objects for the gods. The best-known group appears in Skáldskaparmál after Loki cuts Sif’s hair. The tale explains the origins of six treasures while praising craft, testing promises, and exposing Loki’s evasions.
The sons of Ivaldi
These smiths create Sif’s living golden hair, Odin’s unfailing spear Gungnir, and Freyr’s ship Skíðblaðnir. The ship can carry the gods and their gear, yet it folds small enough to fit in a pouch. The text does not name the individual brothers in this episode.
Brokkr and his brother
A second forge produces Freyr’s shining boar Gullinbursti, Odin’s multiplying ring Draupnir, and Thor’s returning hammer Mjölnir. Manuscripts and translations vary between the names Eitri and Sindri for Brokkr’s brother. Loki, disguised as a fly, tries to ruin each work.
Dwarves in the sources
Old Norse poems and prose connect dwarves with stone, earth, hidden knowledge, and exceptional metalwork, but they do not supply one consistent species guide. Names and roles shift among texts. Modern fantasy conventions about height, society, and morality should not be projected back onto every medieval mention.