Wargame Red Dragoncodex Upd !!better!!
If "Codex" refers to managing your own game data or unit statistics (often called the internal "codex"), you can use these community tools: Wargame Modding Suite : The primary tool for opening and editing ZZ_Win.dat NDF_Win.dat files, which hold all unit statistics and game data. XML Patcher
If you are looking for a "codex" or comprehensive guide to master these changes, these community-curated resources are the current gold standard: wargame red dragoncodex upd
from a particular patch, or instructions on how to install a community mod If "Codex" refers to managing your own game
Key issues with the final Vanilla build included: wargame red dragoncodex upd