Dragon Child (5e Subrace) - D&D Wiki

Half-Dragon (5e Race Variant) - D&D Wiki

Dragonborn, Dungeons & Dragons Lore Wiki

Dragon Born/ Half-Dragon : r/DnD

Dragonborn » Donjons & Dragons - D&D 5e

D&D 5e Dragonborn Barbarian: A Look at the Race and Class - Nerds on Earth

100 Classes ideas dnd 5e homebrew, dnd classes, dungeons and dragons classes

D&D races 101: All your options from the Players' Handbook, from Halflings to Half-Orcs

SRD - Races

Chimeran (5e Race) - D&D Wiki

Art] Children of the Dragon, the sequel to Half Dragon Player Race (see link in my comment for the full 67 pages work) : r/DnD