Alpha to Show Mask
Introduction
This plug-in is a simple one that helps turn a layer’s alpha into a mask in show mode. It helps you find stray pixels if needed. You can set a shortcut key for it. The first press will turn on the mask, and the next press will apply the mask.
alpha-to-show-mask.zip
Installation
YouTube
Plug-in Menu Location
Layer -> Transparency -> Alpha to Show Mask