qs-inventory
esx_inventory
qb-inventory
ox_inventory
This guide explains how to register a new throwable item in ox_inventory, using a custom weapon example called WEAPON_ACIDPACKAGE.
File: usually found in data/items.lua or your custom items definition file.
['WEAPON_ACIDPACKAGE'] = {
label = 'Newspaper',
weight = 0,
throwable = true,
}