NPC Hitbox expander universal

-- MADE BY CHATGPT 
-- Criar GUI persistente para aumentar hitbox de NPCs
local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local LocalPlayer = Players.LocalPlayer

-- Criar o ScreenGui
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "HitboxGUI"
screenGui.ResetOnSpawn = false -- Persiste mesmo após respawn
screenGui.Parent = LocalPlayer:WaitForChild("PlayerGui")

-- Criar o Frame principal
local mainFrame = Instance.new("Frame")
mainFrame.Size = UDim2.new(0, 250, 0, 240)
mainFrame.Position = UDim2.new(0.5, -125, 0.5, -120)
mainFrame.BackgroundColor3 = Color3.new(0.15, 0.15, 0.15)
mainFrame.Active = true
mainFrame.Draggable = true -- Torna o GUI móvel
mainFrame.Parent = screenGui

-- Botão para minimizar o GUI
local minimizeButton = Instance.new("TextButton")
minimizeButton.Size = UDim2.new(0, 30, 0, 30)
minimizeButton.Position = UDim2.new(1, -35, 0, 5)
minimizeButton.Text = "-"
minimizeButton.BackgroundColor3 = Color3.new(0.5, 0.1, 0.1)
minimizeButton.TextColor3 = Color3.new(1, 1, 1)
minimizeButton.Parent = mainFrame

-- Label do título
local titleLabel = Instance.new("TextLabel")
titleLabel.Size = UDim2.new(1, -40, 0, 30)
titleLabel.Position = UDim2.new(0, 5, 0, 5)
titleLabel.Text = "NPC HITBOX"
titleLabel.BackgroundColor3 = Color3.new(0.15, 0.15, 0.15)
titleLabel.TextColor3 = Color3.new(1, 1, 1)
titleLabel.TextXAlignment = Enum.TextXAlignment.Left
titleLabel.Font = Enum.Font.SourceSansBold
titleLabel.TextSize = 16
titleLabel.Parent = mainFrame

-- Frame interno (conteúdo do GUI)
local contentFrame = Instance.new("Frame")
contentFrame.Size = UDim2.new(1, -10, 1, -40)
contentFrame.Position = UDim2.new(0, 5, 0, 35)
contentFrame.BackgroundColor3 = Color3.new(0.2, 0.2, 0.2)
contentFrame.Parent = mainFrame

-- Criar o botão de ativar/desativar
local button = Instance.new("TextButton")
button.Size = UDim2.new(1, -20, 0, 30)
button.Position = UDim2.new(0, 10, 0, 10)
button.Text = "Aumentar Hitbox de NPCs"
button.BackgroundColor3 = Color3.new(0.4, 0.4, 0.4)
button.TextColor3 = Color3.new(1, 1, 1)
button.Parent = contentFrame

-- Label de status
local statusLabel = Instance.new("TextLabel")
statusLabel.Size = UDim2.new(1, -20, 0, 30)
statusLabel.Position = UDim2.new(0, 10, 0, 50)
statusLabel.Text = "Status: Desativado"
statusLabel.BackgroundColor3 = Color3.new(0.2, 0.2, 0.2)
statusLabel.TextColor3 = Color3.new(1, 1, 1)
statusLabel.Parent = contentFrame

-- Input para tamanho da hitbox
local sizeInput = Instance.new("TextBox")
sizeInput.Size = UDim2.new(1, -20, 0, 30)
sizeInput.Position = UDim2.new(0, 10, 0, 90)
sizeInput.Text = "Tamanho: 5"
sizeInput.BackgroundColor3 = Color3.new(0.3, 0.3, 0.3)
sizeInput.TextColor3 = Color3.new(1, 1, 1)
sizeInput.Parent = contentFrame

-- Checkbox para apenas cabeça
local headOnlyCheckbox = Instance.new("TextButton")
headOnlyCheckbox.Size = UDim2.new(1, -20, 0, 30)
headOnlyCheckbox.Position = UDim2.new(0, 10, 0, 130)
headOnlyCheckbox.Text = "Apenas Cabeça: Não"
headOnlyCheckbox.BackgroundColor3 = Color3.new(0.4, 0.4, 0.4)
headOnlyCheckbox.TextColor3 = Color3.new(1, 1, 1)
headOnlyCheckbox.Parent = contentFrame

-- Checkbox para colisão
local noCollisionCheckbox = Instance.new("TextButton")
noCollisionCheckbox.Size = UDim2.new(1, -20, 0, 30)
noCollisionCheckbox.Position = UDim2.new(0, 10, 0, 170)
noCollisionCheckbox.Text = "Sem Colisão: Não"
noCollisionCheckbox.BackgroundColor3 = Color3.new(0.4, 0.4, 0.4)
noCollisionCheckbox.TextColor3 = Color3.new(1, 1, 1)
noCollisionCheckbox.Parent = contentFrame

-- Variáveis de controle
local isActive = false
local headOnly = false
local noCollision = false
local defaultSize = Vector3.new(5, 5, 5)
local npcOriginalSizes = {}

-- Função para verificar se um objeto é um NPC
local function isNPC(character)
    local humanoid = character:FindFirstChildOfClass("Humanoid")
    if humanoid and not Players:GetPlayerFromCharacter(character) then
        return true
    end
    return false
end

-- Função para ajustar a hitbox de NPCs
local function adjustNPCsHitbox()
    local size = tonumber(sizeInput.Text:match("%d+")) or 5
    local newSize = Vector3.new(size, size, size)

    for _, object in ipairs(workspace:GetDescendants()) do
        if object:IsA("BasePart") and object.Parent and isNPC(object.Parent) then
            if not npcOriginalSizes[object] then
                npcOriginalSizes[object] = object.Size
            end

            if headOnly then
                if object.Name:lower() == "head" then
                    object.Size = npcOriginalSizes[object] + newSize
                    object.CanCollide = not noCollision
                    object.Transparency = 0.5 -- Torna a hitbox visível para debug
                else
                    object.Size = npcOriginalSizes[object] -- Reseta o tamanho de outras partes
                    object.CanCollide = true
                    object.Transparency = 0
                end
            else
                if object.Name:lower() == "head" then
                    object.Size = npcOriginalSizes[object] -- Reseta o tamanho da cabeça
                    object.CanCollide = true
                    object.Transparency = 0
                else
                    object.Size = npcOriginalSizes[object] + newSize
                    object.CanCollide = not noCollision
                    object.Transparency = 0.5 -- Torna a hitbox visível para debug
                end
            end
        end
    end
end

-- Controle do botão principal
button.MouseButton1Click:Connect(function()
    isActive = not isActive
    if isActive then
        statusLabel.Text = "Status: Ativado"
    else
        statusLabel.Text = "Status: Desativado"
        -- Reseta tamanhos originais ao desativar
        for object, originalSize in pairs(npcOriginalSizes) do
            if object:IsA("BasePart") then
                object.Size = originalSize
                object.Transparency = 0
                object.CanCollide = true
            end
        end
        npcOriginalSizes = {}
    end
end)

-- Controle do checkbox "Apenas Cabeça"
headOnlyCheckbox.MouseButton1Click:Connect(function()
    headOnly = not headOnly
    headOnlyCheckbox.Text = headOnly and "Apenas Cabeça: Sim" or "Apenas Cabeça: Não"
end)

-- Controle do checkbox "Sem Colisão"
noCollisionCheckbox.MouseButton1Click:Connect(function()
    noCollision = not noCollision
    noCollisionCheckbox.Text = noCollision and "Sem Colisão: Sim" or "Sem Colisão: Não"
end)

-- Controle do botão de minimizar
local isMinimized = false
minimizeButton.MouseButton1Click:Connect(function()
    isMinimized = not isMinimized
    if isMinimized then
        contentFrame.Visible = false
        mainFrame.Size = UDim2.new(0, 250, 0, 40)
    else
        contentFrame.Visible = true
        mainFrame.Size = UDim2.new(0, 250, 0, 240)
    end
    minimizeButton.Text = isMinimized and "+" or "-"
end)

-- Loop para monitorar NPCs
RunService.Heartbeat:Connect(function()
    if isActive then
        adjustNPCsHitbox()
    end
end)