Text node with fast rendering capabilities, expecially useful on Android.
Text rendering on Android devices highly harms FPS. (https://github.com/godotengine/godot/issues/19917)
This custom class let users to add FastText nodes in Scene Tree to be used instead of Label and LineEdit nodes to avoid FPS drop.
Note: even if it has been created as a workaround for Android, you can use it on any plaftorm for it has a different approach to text input.