SRD - Races

New One DnD Dragonborn race needs work, fans say

D&D races and species guide: Which to choose in 5E

CROSS PLANES: D&D In Space: Half-Dragon Race for Dungeons & Dragons 5th Edition

dnd 5e - I'm a quarter Draconian, a quarter Dragonborn and half Half-Dragon? - Role-playing Games Stack Exchange

Blue Half-Dragons, Race/Species, Dungeons & Dragons 5e, Statblocks & Sheets

Tarrasqueborn Playable Race New Player Option for Dungeons & Dragons Fifth Edition – DMDave Publishing

Dragonlance: Shadow of the Dragon Queen Steel Edition (D&D) – Beadle & Grimm's Pandemonium Warehouse

Chimeran (5e Race) - D&D Wiki

D&D 5E - Dragons as Player Characters

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