Eadon Icon Maker is an editor tool to create images from game objects, for example to create item icons
You can create an icon from a single game object or batch create multiple icons effortlessly and in a few seconds
You can easily add custom backgrounds and overlays, making this tool versatile.
Eadon Icon Maker also supports capturing at runtime, letting you capture particle effects in your icons.
Documentation
Eadon Icon Maker comes with a comprehensive documentation, which can be found here