Import

Objects
Geometry(Mesh), Shape, Camera, Lights
Format types
gltf+bin, gltf (embedded), glb (binary)
Draco compression supported
Material(*1)
3dsMax standard materials (ScaneLine, PBR, Physical, glTF, Arnold)
V-Ray, Corona materials

Pencil+ 4 material 
Animation
Object TRS, morph weight, KHR_animation_pointer

Vertex deformation
Skin, Morph

Custom Attributes

Scene, Node, Material (stored in extras)

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Export
Object
Geometry, Shape, Camera, Light
Format types
gltf+bin, gltf (embedded), glb (binary)
Draco compression supported
Material to be exported(*1)
3dsMax standard materials (ScaneLine, PBR, Physical, glTF, Arnold)
V-Ray, Corona materials

Pencil+ 4 material 
Animation
Object TRS, morph weightt, KHR_animation_pointer
Vertex deformation
Skin, Morph

Custom Attributes

Scene, Node, Material (stored in extras)