It's a map coordinate display mod that lets you see the world position and altitude of the player. The world position is (x, y, altitude) and the position of the cursor is (x, y, 0). This means that you can configure it to show where the player is and where the cursor is in the world. The player position is configurable, it can be set to the top left, top right, bottom left, or bottom right of the screen.

The display position is configurable, you can move it to the left or right of the screen. The display background color is configurable and you can change the font color and font size.

You can change the text alignment and the text alignment is also configurable. The title of the display is configurable and you can set the font name and font size.

You can use this mod for customizing the look of your map.