Item Modifier is a mod created by KryptonIon.
It offers tools to provide ease in editing the various properties of an item, whether it'd be for building, testing, or something else.
It was removed form the mod broswer for unknown reasons.
These buttons are located at the bottom-left of the screen.
The button opens the New Item Window.
The button opens the Item Modifier Window.
This window allows the player to modify the properties of the selected item(in the hotbar).
A list of item properties and their use can be seen here.
Tips & Tricks
Right clicking on inputs resets them to their default value
This window allows the player to generate a new item.
UI Elements & Buttons
The checkbox determines if the new item will have modified properties from the Item Modifier Window.