Lorehub

local Players = game:GetService("Players")
local TweenService = game:GetService("TweenService")

local gui = Instance.new("ScreenGui", Players.LocalPlayer.PlayerGui)

local main = Instance.new("Frame", gui)
main.Size = UDim2.new(0, 500, 0, )
main.Position = .(, -, , -)
main.BackgroundColor3 = .(,,)

.(, main).CornerRadius = .(, )
 stroke = .(, main)
stroke.Thickness = 
stroke.Color = .(,,)


 tabBar = .(, main)
tabBar.Size = .(,,,)
tabBar.BackgroundColor3 = .(,,)
.(, tabBar).CornerRadius = .(, )

 underline = .(, tabBar)
underline.Size = .(,,,)
underline.Position = .(,,,-)
underline.BackgroundColor3 = .(,,)

 tabs = {,,,}
 contents = {}

 i,name  (tabs) 
     btn = .(, tabBar)
    btn.Size = .(,,,)
    btn.Position = .(,(i-)*,,)
    btn.BackgroundTransparency = 
    btn.Text = name
    btn.TextColor3 = .(,,)
    btn.Font = .Font.Code
    btn.TextSize = 

     content = .(, main)
    content.Size = .(,,,-)
    content.Position = .(,,,)
    content.BackgroundColor3 = .(,,)
    content.Visible = (i==)

     label = .(, content)
    label.Size = .(,-,,-)
    label.Position = .(,,,)
    label.BackgroundTransparency = 
    label.Text = ..name
    label.TextColor3 = .(,,)
    label.TextScaled = 
    label.Font = .Font.Code

    contents[i] = content

    btn.MouseButton1Click:(()
         _,c  (contents)  c.Visible =  
        content.Visible = 

        TweenService:(underline, TweenInfo.(, .EasingStyle.Sine, .EasingDirection.Out), {
            Position = .(,(i-)*,,-)
        }):()
    )