diff --git a/cf-lib/data/Item.lua b/cf-lib/data/Item.lua
new file mode 100644
index 0000000..e7cc877
--- /dev/null
+++ b/cf-lib/data/Item.lua
@@ -0,0 +1,52 @@
+--- Utility class for a single item
+--- @class Item
+local Item = {}
+
+--- Pass an item name or an item table to get a Item object
+--- @param value string|table The name of the item or the item table
+function Item:new(value)
+    local name
+    local item
+
+    if type(value) == "string" then
+        name = value
+        item = data.raw.item[name]
+        if not item then
+            log("Item not found: " .. name)
+            return nil
+        end
+    elseif type(value) == "table" then
+        name = value.name
+        item = value
+    end
+
+    local obj = {
+        prototype = item
+    }
+
+    setmetatable(obj, self)
+    self.__index = self
+    return obj
+end
+
+--- Applies the item to the game
+function Item:apply()
+    data:extend({ self.prototype })
+end
+
+--- Assigns data to the item
+--- Shorthand for table.assign(item.prototype, data)
+--- @param data table The data to assign
+function Item:assign(data)
+    table.assign(self.prototype, data)
+    return self
+end
+
+--- Sets the weight of the item calculated from given count per rocket.
+--- @param count number The amount of items that fit into a rocket
+function Item:itemsPerRocket(count)
+    self.prototype.weight = (1000 / count) * kg
+    return self
+end
+
+return Item
\ No newline at end of file
diff --git a/cf-lib/data/Recipe.lua b/cf-lib/data/Recipe.lua
index 1a5c67e..6ca5192 100644
--- a/cf-lib/data/Recipe.lua
+++ b/cf-lib/data/Recipe.lua
@@ -1,9 +1,9 @@
----- Utility class for a single recipe
----- @class Recipe
+--- Utility class for a single recipe
+--- @class Recipe
 local Recipe = {}
 
----- Pass a recipe name or a recipe table to get a Recipe object
----- @param value string|table The name of the recipe or the recipe table
+--- Pass a recipe name or a recipe table to get a Recipe object
+--- @param value string|table The name of the recipe or the recipe table
 function Recipe:new(value)
     local name
     local recipe
@@ -29,14 +29,14 @@ function Recipe:new(value)
     return obj
 end
 
----- Applies the recipe to the game
+--- Applies the recipe to the game
 function Recipe:apply()
     data:extend({ self.prototype })
 end
 
----- Assigns data to the recipe
----- Shorthand for table.assign(recipe.prototype, data)
----- @param data table The data to assign
+--- Assigns data to the recipe
+--- Shorthand for table.assign(recipe.prototype, data)
+--- @param data table The data to assign
 function Recipe:assign(data)
     table.assign(self.prototype, data)
     return self
@@ -148,8 +148,8 @@ function Recipe:unlockedByTechnology(technology)
     return self
 end
 
----- Clones the recipe
----- @param name string The name of the new recipe
+--- Clones the recipe
+--- @param name string The name of the new recipe
 function Recipe:clone(name)
     local clone = table.deepcopy(self.prototype)
     clone.name = name