alteration table don't render armor models
ars_nouveau-1.21.0-5.0.5-all
curios-neoforge-9.0.5+1.21
geckolib-neoforge-1.21-4.5.7
jei-1.21-neoforge-19.5.3.67
NeoForge: 21.0.147

For me it renders incorrectly everything I have

Here I just have a battlemage's gambenson

mods:
XaerosWorldMap_1.38.8_NeoForge_1.21.jar
Xaeros_Minimap_24.2.1_NeoForge_1.21.jar
ars_nouveau-1.21.0-5.0.3-all.jar
curios-neoforge-9.0.5+1.21.jar
geckolib-neoforge-1.21-4.5.7.jar
jei-1.21-neoforge-19.5.0.59.jar
shulkerboxtooltip-neoforge-5.0.4+1.21.jar

This has been fix in the latest version.