Roblox universal speed script-by Dia

-- Create the main GUI
local ScreenGui = Instance.new("ScreenGui")
ScreenGui.Parent = game.CoreGui

-- Main Frame (Draggable)
local Frame = Instance.new("Frame")
Frame.Parent = ScreenGui
Frame.Size = UDim2.new(0, 400, 0, 250)
Frame.Position = UDim2.new(0.5, -200, 0.5, -125)
Frame.BackgroundColor3 = Color3.fromRGB(20, 20, 20)  -- Dark background color
Frame.BorderSizePixel = 5
Frame.BorderColor3 = Color3.fromRGB(255, 0, 0)  -- Red border
Frame.Draggable = true  -- Makes the frame draggable
Frame.Active = true

-- Header Bar
local Header = Instance.new("Frame")
Header.Parent = Frame
Header.Size = UDim2.new(1, 0, 0.1, 0)
Header.BackgroundColor3 = Color3.fromRGB(10, 10, 10)  -- Slightly darker background for header

-- Title in Header
local Title = Instance.new("TextLabel")
Title.Parent = Header
Title.Text = "Speed Adjuster"
Title.Size = UDim2.new(1, 0, 1, 0)
Title.TextSize = 20
Title.TextColor3 = Color3.fromRGB(255, 255, 255)  -- White text
Title.BackgroundTransparency = 1
Title.Font = Enum.Font.GothamBold
Title.TextAlignment = Enum.TextAlignment.Center

-- Speed Slider Label
local SpeedLabel = Instance.new("TextLabel")
SpeedLabel.Parent = Frame
SpeedLabel.Text = "Speed: 16"
SpeedLabel.Size = UDim2.new(1, 0, 0.1, 0)
SpeedLabel.Position = UDim2.new(0, 0, 0.1, 0)
SpeedLabel.TextSize = 16
SpeedLabel.TextColor3 = Color3.fromRGB(255, 255, 255)  -- White text
SpeedLabel.BackgroundTransparency = 1
SpeedLabel.TextAlignment = Enum.TextAlignment.Center

-- Slider for Speed
local Slider = Instance.new("Frame")
Slider.Parent = Frame
Slider.Size = UDim2.new(0.8, 0, 0.1, 0)
Slider.Position = UDim2.new(0.1, 0, 0.2, 0)
Slider.BackgroundColor3 = Color3.fromRGB(40, 40, 40)  -- Dark background for slider
Slider.BorderSizePixel = 0

-- Slider Bar (Visual part of the slider)
local SliderBar = Instance.new("Frame")
SliderBar.Parent = Slider
SliderBar.Size = UDim2.new(0, 0, 1, 0)
SliderBar.BackgroundColor3 = Color3.fromRGB(0, 255, 0)  -- Green color
SliderBar.BorderSizePixel = 0

-- Slider Button
local SliderButton = Instance.new("Frame")
SliderButton.Parent = Slider
SliderButton.Size = UDim2.new(0, 20, 1, 0)
SliderButton.BackgroundColor3 = Color3.fromRGB(255, 255, 255)  -- White button for slider
SliderButton.BorderSizePixel = 0
SliderButton.Draggable = true  -- Makes the slider button draggable

-- Speed Adjustment Logic
local speed = 16  -- Default speed
local player = game.Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()

-- Function to update the speed
local function updateSpeed(value)
    speed = math.floor(value)  -- Round to nearest integer
    SpeedLabel.Text = "Speed: " .. speed
    character.Humanoid.WalkSpeed = speed  -- Set the player's walk speed
end

-- Slider Button Dragging Logic
SliderButton.InputBegan:Connect(function(input)
    if input.UserInputType == Enum.UserInputType.MouseButton1 then
        local startPos = input.Position.X
        local startSliderPos = SliderButton.Position.X.Offset
        local sliderWidth = Slider.AbsoluteSize.X

        local dragging = true
        local function onUpdate()
            if dragging then
                local delta = input.Position.X - startPos
                local newPos = math.clamp(startSliderPos + delta, 0, sliderWidth)
                SliderButton.Position = UDim2.new(0, newPos, 0, 0)
                SliderBar.Size = UDim2.new(newPos / sliderWidth, 0, 1, 0)
                updateSpeed((newPos / sliderWidth) * 300)  -- Adjust max speed to 300
            end
        end

        -- Stop dragging
        input.Changed:Connect(function()
            if input.UserInputState == Enum.UserInputState.End then
                dragging = false
            end
        end)

        -- Update slider position while dragging
        game:GetService("RunService").Heartbeat:Connect(onUpdate)
    end
end)

-- Optional: Bind key to reset speed to default value
game:GetService("UserInputService").InputBegan:Connect(function(input)
    if input.KeyCode == Enum.KeyCode.R then
        updateSpeed(16)  -- Reset to default speed (16)
    end
end)