Armor Toughness Bar - Armor Strength Panel на версии [1.12.2] [1.16.5]

ArmorToughnessBar - a modification that displays a durability bar for armor above the hunger bar to show how vulnerable you are to enemies. With this mod, you will know what damage you can withstand and how much damage you can reduce.

Note: the latest update of this modification allows you to change the fill color of the armor durability bar, and also adds the option to show/hide empty icons