Released] Sprite Mask - masking system for Unity Sprite - Unity Forum
Depth Mask / Reverse UI Mask for UI staying on screen even when disabled,Depth Mask / Reverse Mask in UI remain transparent even when disabled - Unity Answers
Creating a UI Mask - Unity Forum
Unity - Manual: Sprite Masks
Canvas Particles Masking - Unity Forum
Unity - Manual: Sprite Masks
UI Mask dont aliasing children images - Unity Answers
scrollview - Unity 5 - UI mask working incorrect (as 2D Rect Mask) on android HTC One - Stack Overflow
GitHub - mob-sakai/UnmaskForUGUI: A reverse masking solution for uGUI element in Unity.