Port of the Item Count mod by ThaPear
Will display a count of all of the items in your inventory that you have in your hand.
v1.0.0 - Add in vechicle inventory count, sleeker and faster code v0.0.5 - Changes for Factorio.14 v0.0.4 - Removed onTick event and using new .13 on_player_cursor_stack_changed event v0.0.3 - Changes for Factorio.13