Realtime Painting
入手：
Realtime Painting | Unity Asset Store [Official]
参考：
Realtime Painting – オブジェクトにマウスで色を塗る方法 | すくまりのメモ帳
Scratch Card
入手：
Scratch Card | Unity Asset Store [Official]
Texture Paint
動画：
TexturePaint – a Runtime Texture Painting Tool
入手：
Texture Paint | Unity Asset Store [Official]
uPainter
動画：
入手：
uPainter | Unity Asset Store [Official]
ドキュメント：
Paint in 3D
動画：
入手：
Paint in 3D | Unity Asset Store [Official]
フォーラム：
Paint in 3D ️️- In Game & In Editor & Skinned Mesh Painting | Unity Forum
2D/3D Paint
動画：
入手：
2D/3D Paint | Unity Asset Store [Official]
2D/3D Paint v2 | Unity Asset Store [Official]
デモ：
ドキュメント：