diff --git a/cf-lib/changelog.txt b/cf-lib/changelog.txt
index a8ccbc2..4b31875 100644
--- a/cf-lib/changelog.txt
+++ b/cf-lib/changelog.txt
@@ -1,56 +1,4 @@
 ---------------------------------------------------------------------------------------------------
-Version: 1.2.0
-Date: 14.12.2025
-  Changes:
-    - Add class Entity
----------------------------------------------------------------------------------------------------
-Version: 1.1.0
-Date: 12.12.2025
-  Changes:
-    - Add Item:defaultImportLocation
-    - Add Recipe:addCategory
-  Bug Fixes:
-    - Settings.force also sets default_value
----------------------------------------------------------------------------------------------------
-Version: 1.0.0
-Date: 23.11.2025
-  Changes:
-    - Add table.filterKey
-    - Add class Settings
-    - Add Recipe:removeResult
-    - Add Recipe:addResult
----------------------------------------------------------------------------------------------------
-Version: 0.0.14
-Date: 10.06.2025
-  Changes:
-    - Add :merge
----------------------------------------------------------------------------------------------------
-Version: 0.0.13
-Date: 23.05.2025
-  Changes:
-    - Add Item class
----------------------------------------------------------------------------------------------------
-Version: 0.0.12
-Date: 06.04.2025
-  Changes:
-    - Add table.count
----------------------------------------------------------------------------------------------------
-Version: 0.0.11
-Date: 28.03.2025
-  Changes:
-    - Add Technology:setIngredients
----------------------------------------------------------------------------------------------------
-Version: 0.0.10
-Date: 16.03.2025
-  Changes:
-    - Recipe: addIngredient amount defaults to 1
-    - Functions are chainable
----------------------------------------------------------------------------------------------------
-Version: 0.0.9
-Date: 28.02.2025
-  Bug Fixes:
-    - Rename `table.concat` to `table.concatTables` to resolve conflict
----------------------------------------------------------------------------------------------------
 Version: 0.0.8
 Date: 28.02.2025
   Changes:
diff --git a/cf-lib/data/Entity.lua b/cf-lib/data/Entity.lua
deleted file mode 100644
index 4a21072..0000000
--- a/cf-lib/data/Entity.lua
+++ /dev/null
@@ -1,29 +0,0 @@
---- Utility class for entity prototype definitions
---- @class Entity
-local Entity = {}
-
---- Generates a selection box definition using width and height of the entity in tiles.
---- @param width number The width of the entity in tiles
---- @param height number The height of the entity in tiles
---- @return table A table containing the selection box definition
-Entity.selectionBox = function(width, height)
-    return {
-        { -width / 2, -height / 2 },
-        { width / 2, height / 2 }
-    }
-end
-
---- Generates a collision box definition using width and height of the entity in tiles.
---- @param width number The width of the entity in tiles
---- @param height number The height of the entity in tiles
---- @param margin number The margin to apply to the collision box compared to the selection box (default: 0.3)
---- @return table A table containing the collision box definition
-Entity.collisionBox = function(width, height, margin)
-    margin = margin or 0.1
-    return {
-        { -width / 2 + margin, -height / 2 + margin },
-        { width / 2 - margin, height / 2 - margin }
-    }
-end
-
-return Entity
\ No newline at end of file
diff --git a/cf-lib/data/Item.lua b/cf-lib/data/Item.lua
deleted file mode 100644
index 5934a72..0000000
--- a/cf-lib/data/Item.lua
+++ /dev/null
@@ -1,67 +0,0 @@
---- 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
-
---- Deeply merges data with the item
---- Shorthand for table.merge(item.prototype, data)
---- @param data table The data to merge
-function Item:merge(data)
-    table.merge(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
-
---- Sets the default import location for space platforms
---- @param planetName string The name of the planet
-function Item:defaultImportLocation(planetName)
-    self.prototype.default_import_location = planetName
-    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 213aa14..52e453b 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
@@ -29,32 +29,22 @@ 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
-end
-
---- Deeply merges data with the recipe
---- Shorthand for table.merge(recipe.prototype, data)
---- @param data table The data to merge
-function Recipe:merge(data)
-    table.merge(self.prototype, data)
-    return self
 end
 
 --- Adds an ingredient to the recipe
 --- @param ingredientName string The name of the ingredient
---- @param amount number The amount of the ingredient (default: 1)
+--- @param amount number The amount of the ingredient
 function Recipe:addIngredient(ingredientName, amount)
-    amount = amount or 1
     local ingredientType = data.raw.item[ingredientName] and "item"
         or data.raw.module[ingredientName] and "item"
         or data.raw.fluid[ingredientName] and "fluid"
@@ -70,11 +60,10 @@ function Recipe:addIngredient(ingredientName, amount)
             ingredient.amount_min = nil
             ingredient.amount_max = nil
             ingredient.probability = nil
-            return self
+            return
         end
     end
     table.insert(self.prototype.ingredients, { name = ingredientName, amount = amount, type = ingredientType })
-    return self
 end
 
 --- Replaces an existing ingredient by name with a new ingredient or adjusts the amount
@@ -91,71 +80,33 @@ function Recipe:replaceIngredient(old, new, amount)
             if result.name == old then
                 result.name = new
                 result.amount = amount or result.amount
-                return self
+                return
             end
         end
     end
-    return self
 end
 
 --- Removes an existing ingredient by name
 --- @param ingredientName string The name of the ingredient
 function Recipe:removeIngredient(ingredientName)
     if self.prototype.ingredients then
-        for i, ingredient in pairs(self.prototype.ingredients) do
-            if ingredient.name == ingredientName then
-                table.remove(self.prototype.ingredients, i)
-                return self
+        for i, result in pairs(self.prototype.ingredients) do
+            if result.name == ingredientName then
+                self.prototype.ingredients[i] = nil
+                return
             end
         end
     end
-    return self
-end
-
---- Adds a result to the recipe
---- @param resultName string The name of the result
---- @param amount number|table The amount of the result (default: 1) or a table with custom properties
-function Recipe:addResult(resultName, amount)
-    local props = amount
-    if type(props) == "string" then
-        props = { amount = props }
-    end
-    if not props.amount then
-        props.amount = 1
-    end
-    local resultType = data.raw.item[resultName] and "item"
-            or data.raw.module[resultName] and "item"
-            or data.raw.fluid[resultName] and "fluid"
-            or nil
-    if not resultType then
-        log("Unknown result: " .. resultName)
-        return
-    end
-    self.prototype.results = self.prototype.results or {}
-    for _, result in pairs(self.prototype.results) do
-        if result.name == resultName then
-            result.amount = nil
-            result.amount_min = nil
-            result.amount_max = nil
-            result.probability = nil
-            for k, v in pairs(props) do
-                result[k] = v
-            end
-            return self
-        end
-    end
-    props.name = resultName
-    props.type = resultType
-    table.insert(self.prototype.results, props)
-    return self
 end
 
 --- Replaces an existing result by name with a new result
 --- @param old string The name of the existing result
 --- @param new? string The name of the new result
 --- @param amount? number The amount of the new result (keeps the old value if not set)
-function Recipe:replaceResult(old, new, amount)
+--- @param expensiveAmount? number The amount of the new result for the expensive recipe (uses amount if not set)
+function Recipe:replaceResult(old, new, amount, expensiveAmount)
     if type(new) == "number" then
+        expensiveAmount = amount
         amount = new
         new = old
     end
@@ -170,32 +121,6 @@ function Recipe:replaceResult(old, new, amount)
             table.main_product = new
         end
     end
-    return self
-end
-
---- Removes an existing result by name
---- @param resultName string The name of the result
-function Recipe:removeResult(resultName)
-    if self.prototype.results then
-        for i, result in pairs(self.prototype.results) do
-            if result.name == resultName then
-                table.remove(self.prototype.results, i)
-                return self
-            end
-        end
-    end
-    return self
-end
-
---- Adds an additional crafting category
---- @param categoryName string The name of the crafting category
-function Recipe:addCategory(categoryName)
-    local categories = self.prototype.additional_categories or {}
-    self.prototype.additional_categories = categories
-    if not table.contains(categories, categoryName) then
-        table.insert(categories, categoryName)
-    end
-    return self
 end
 
 --- Adds the recipe to a technology
@@ -210,15 +135,14 @@ function Recipe:unlockedByTechnology(technology)
     end
     for _, effect in pairs(technology.effects) do
         if effect.type == "unlock-recipe" and effect.recipe == self.prototype.name then
-           return self
+            return
         end
     end
     table.insert(technology.effects, { type = "unlock-recipe", recipe = self.prototype.name })
-    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
diff --git a/cf-lib/data/Technology.lua b/cf-lib/data/Technology.lua
index 13a1dd9..2c641d5 100644
--- a/cf-lib/data/Technology.lua
+++ b/cf-lib/data/Technology.lua
@@ -47,22 +47,12 @@ end
 --- @param data table The data to assign
 function Technology:assign(data)
     table.assign(self.prototype, data)
-    return self
-end
-
---- Deeply merges data with the technology
---- Shorthand for table.merge(technology.prototype, data)
---- @param data table The data to merge
-function Technology:merge(data)
-    table.merge(self.prototype, data)
-    return self
 end
 
 --- Sets the prerequisite for the technology
 --- @param prerequisites table The names of the prerequisites
 function Technology:setPrerequisites(prerequisites)
     self.prototype.prerequisites = prerequisites
-    return self
 end
 
 --- Adds a prerequisite to the technology
@@ -73,7 +63,6 @@ function Technology:addPrerequisite(prerequisite)
     if (not table.contains(self.prototype.prerequisites, _prerequisite)) then
         table.insert(self.prototype.prerequisites, _prerequisite)
     end
-    return self
 end
 
 --- Adds multiple prerequisites to the technology
@@ -86,7 +75,6 @@ function Technology:addPrerequisites(prerequisites)
             table.insert(self.prototype.prerequisites, _prerequisite)
         end
     end
-    return self
 end
 
 --- Replaces a prerequisite in a technology
@@ -100,7 +88,6 @@ function Technology:replacePrerequisite(old, new)
             self.prototype.prerequisites[i] = _new
         end
     end
-    return self
 end
 
 --- Removes a prerequisite from the technology
@@ -110,10 +97,9 @@ function Technology:removePrerequisite(prerequisite)
     for i, techPrerequisite in pairs(self.prototype.prerequisites) do
         if techPrerequisite == _prerequisite then
             table.remove(self.prototype.prerequisites, i)
-            return self
+            return
         end
     end
-    return self
 end
 
 --- Adds an ingredient to the technology
@@ -123,7 +109,6 @@ function Technology:addIngredient(ingredientName, amount)
     self.prototype.unit = self.prototype.unit or { ingredients = {} }
     self.prototype.unit.ingredients = self.prototype.unit.ingredients or {}
     table.insert(self.prototype.unit.ingredients, { ingredientName, amount or 1 })
-    return self
 end
 
 --- Adds a list of ingredients to the technology with the default amount of 1
@@ -132,7 +117,6 @@ function Technology:addIngredients(ingredientNames)
     for _, ingredientName in pairs(ingredientNames) do
         self:addIngredient(ingredientName)
     end
-    return self
 end
 
 --- Removes an existing ingredient by name
@@ -145,16 +129,6 @@ function Technology:removeIngredient(ingredientName)
             end
         end
     end
-    return self
-end
-
---- Sets the ingredients for the technology
---- @param ingredientNames table The names of the ingredients
-function Technology:setIngredients(ingredients)
-    self.prototype.unit = self.prototype.unit or {}
-    self.prototype.unit.ingredients = {}
-    self:addIngredients(ingredients)
-    return self
 end
 
 --- Adds a recipe unlock to the technology
@@ -162,18 +136,16 @@ end
 function Technology:addRecipe(recipeName)
     for _, effect in pairs(self.prototype.effects) do
         if effect.type == "unlock-recipe" and effect.recipe == recipeName then
-            return self
+            return
         end
     end
     table.insert(self.prototype.effects, { type = "unlock-recipe", recipe = recipeName })
-    return self
 end
 
 --- Adds an effect to the technology
 --- @param effect table The effect to add
 function Technology:addEffect(effect)
     table.insert(self.prototype.effects, effect)
-    return self
 end
 
 --- Removes a recipe unlock from the technology
@@ -182,10 +154,9 @@ function Technology:removeRecipe(recipeName)
     for i, effect in pairs(self.prototype.effects) do
         if effect.type == "unlock-recipe" and effect.recipe == recipeName then
             table.remove(self.prototype.effects, i)
-            return self
+            return
         end
     end
-    return self
 end
 
 --- Clones the technology
diff --git a/cf-lib/info.json b/cf-lib/info.json
index 51dbeef..0eb9de6 100644
--- a/cf-lib/info.json
+++ b/cf-lib/info.json
@@ -1,10 +1,10 @@
 {
    "name": "cf-lib",
-   "version": "1.2.0",
+   "version": "0.0.8",
    "title": "cackling fiends library",
    "description": "Because I'd like to have my own library :-)",
    "author": "cackling fiend",
-   "homepage": "https://discord.gg/ufvFUJtVwk",
+   "homepage": "",
    "factorio_version": "2.0",
    "dependencies": [
       "base"
diff --git a/cf-lib/settings/Settings.lua b/cf-lib/settings/Settings.lua
deleted file mode 100644
index 0f1ce40..0000000
--- a/cf-lib/settings/Settings.lua
+++ /dev/null
@@ -1,39 +0,0 @@
---- Utility class for manipulating settings
---- @class Settings
-local Settings = {}
-
-local settingTypes = { "bool-setting", "int-setting", "double-setting", "string-setting", "color-setting" }
-
-local function getSetting(name)
-    for _, settingType in pairs(settingTypes) do
-        local setting = data.raw[settingType][name]
-        if setting then return setting end
-    end
-    error("getSetting: Setting with name '" .. name .. "' not found.")
-end
-
-Settings.getSetting = getSetting
-
-function Settings.force(name, value)
-    local setting = getSetting(name)
-    setting.hidden = true
-    if setting.type == "bool-setting" or setting.type == "color-setting" then
-        setting.forced_value = value
-    else
-        setting.allowed_values = { value }
-        setting.default_value = value
-    end
-end
-
-function Settings.default(name, value)
-    local setting = getSetting(name)
-    setting.default_value = value
-end
-
-function Settings.forceDefault(name)
-    local setting = getSetting(name)
-    local value = setting.default_value
-    Settings.force(name, value)
-end
-
-return Settings
\ No newline at end of file
diff --git a/cf-lib/util/table.lua b/cf-lib/util/table.lua
index 57c7fa2..0e8f32b 100644
--- a/cf-lib/util/table.lua
+++ b/cf-lib/util/table.lua
@@ -70,23 +70,11 @@ function table.filter(target, predicate)
     return result
 end
 
---- Filters a table by removing given key.
---- @param target table The table to filter
---- @param key string The key to remove
-function table.filterKey(target, key)
-    return table.filter(
-            target,
-            function(_, currentKey)
-                return currentKey ~= key
-            end
-    )
-end
-
 --- Concatenates two tables into a new table.
 --- @param table1 table The first table
 --- @param table2 table The second table
 --- @return table The concatenated table
-function table.concatTables(table1, table2)
+function table.concat(table1, table2)
     local result = {}
     for _, v in pairs(table1) do
         table.insert(result, v)
@@ -104,15 +92,4 @@ function table.trim(target)
     return table.filter(target, function(v)
         return v ~= nil
     end)
-end
-
---- Counts the entries of given table.
---- @param target table Table to count
---- @return number Amount of entries
-function table.count(target)
-    local count = 0
-    for _ in pairs(target) do
-        count = count + 1
-    end
-    return count
 end
\ No newline at end of file