The inventory has many advanced features such as containers inside containers, you can pretty much go infinite on that. There's also an EquipTo container type feature which allows you to equip items such as weapons. Preview|Multiplayer|/35BWItH]Tutorials|[url=http://tiny.cc/jigsawdemo]Download [disallowed website]]
Everything is handled for you, you only need to set the settings in the widget editor and voila, there are events that you can handle to get all information regarding what's happening in the inventory (see tutorial)
You will find two examples included showing how to make vendors, containers and pickups and also how to equip items, you can also find a multiplayer example. The system uses a data table for items so you can add and manage your items in one place easily. you can easily add a new item to your inventory by just indicating the ID from the data table, you can also add items by default to your inventory in the editor.
There's a rarity system implemented which you can customize, you can rotate items (works between different containers) you can stack, split and resize items. Double clicking on a container will open its window and you can add/remove items from it.