3 texture packs: PBR, Unity, Unreal Engine. 2048k textures .png
PBR Maps: Base_Color Normal OpenGL (Normal_OGL) Ambient occlusion (AO) Glossiness Metallness Specular Opacity
Unity: AlbedoTransparency MetallicSmoothness Normal Opacity
Unreal Engine: Base_Color Normal OcclusionRoughnessMetallic Opacity
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