Anti-Bang (BEST) open-source

if _G.AntiBang_Shutdown then
    pcall(_G.AntiBang_Shutdown)
    _G.AntiBang_Shutdown = nil
end

local Players          = game:GetService("Players")
local RunService       = game:GetService("RunService")
local StarterGui       = game:GetService("StarterGui")
local UserInputService = game:GetService("UserInputService")

local LocalPlayer = Players.LocalPlayer

-- {{ toggle }}

local CONFIG = {
    ENABLED = true, -- turn anti off or on (use true or false)
}

local NOTIFY = true -- notify if it succeeded (use true or false)

local function getTorso(char)
    if not char then return nil end
    return char:FindFirstChild("Torso")
        or char:FindFirstChild("UpperTorso")
        or char:FindFirstChild("LowerTorso")
        or char:FindFirstChild("HumanoidRootPart")
end

local function getRoot(char)
    if not char then return nil end
    local hum = char:FindFirstChildOfClass("Humanoid")
    return (hum and hum.RootPart) or char.PrimaryPart
end

local function notify(title, text)
    if not NOTIFY then return end
    pcall(function()
        StarterGui:SetCore("SendNotification", {
            Title = title, Text = text, Duration = 3
        })
    end)
end

local function matchesBangFingerprint(plr, myTorso)
    local theirChar = plr.Character
    if not theirChar then return false end

    local theirHRP = theirChar:FindFirstChild("HumanoidRootPart")
    if not theirHRP then return false end

    local localOffset = myTorso.CFrame:PointToObjectSpace(theirHRP.Position)

    if math.abs(localOffset.X) > 0.25 then return false end
    if math.abs(localOffset.Y) > 0.25 then return false end
    if math.abs(localOffset.Z - 1.1) > 0.25 then return false end

    local dot = theirHRP.CFrame.LookVector:Dot(myTorso.CFrame.LookVector)
    if dot < 0.995 then return false end

    return true
end

local dipBusy = false
local function voidDip()
    if dipBusy then return end
    local myChar = LocalPlayer.Character
    if not myChar then return end
    local root = getRoot(myChar)
    if not root or not root.Parent then return end

    dipBusy = true
    local savedCF = root.CFrame
    local savedDH = workspace.FallenPartsDestroyHeight

    workspace.FallenPartsDestroyHeight = -1e9

    local t0 = tick()
    pcall(function()
        while tick() - t0 < 0.15 do
            if not root.Parent then break end
            root.CFrame                  = CFrame.new(0, -800, 0)
            root.AssemblyLinearVelocity  = Vector3.zero
            root.AssemblyAngularVelocity = Vector3.zero
            task.wait()
        end
    end)

    if root.Parent then
        root.AssemblyLinearVelocity  = Vector3.zero
        root.AssemblyAngularVelocity = Vector3.zero
        root.CFrame                  = savedCF
        local hum = myChar:FindFirstChildOfClass("Humanoid")
        if hum then hum:ChangeState(Enum.HumanoidStateType.GettingUp) end
    end

    task.wait()
    workspace.FallenPartsDestroyHeight = savedDH
    dipBusy = false
end

local confirmCount = {}
local lastAction   = 0

local steppedConn = RunService.Stepped:Connect(function()
    if not CONFIG.ENABLED then return end
    if dipBusy then return end

    local myChar = LocalPlayer.Character
    if not myChar then return end
    local myTorso = getTorso(myChar)
    if not myTorso then return end

    for _, plr in ipairs(Players:GetPlayers()) do
        if plr ~= LocalPlayer and plr.Character then
            if matchesBangFingerprint(plr, myTorso) then
                confirmCount[plr] = (confirmCount[plr] or 0) + 1

                if confirmCount[plr] >= 5 then
                    confirmCount[plr] = 0

                    if tick() - lastAction < 1.5 then
                        return
                    end
                    lastAction = tick()

                    notify("Anti-Bang", "Bang confirmed from " .. plr.Name)
                    voidDip()
                    return
                end
            else
                confirmCount[plr] = 0
            end
        end
    end
end)

local inputConn = UserInputService.InputBegan:Connect(function(input, processed)
    if processed then return end
    if input.KeyCode == Enum.KeyCode.RightControl then
        CONFIG.ENABLED = not CONFIG.ENABLED
        notify("Anti-Bang", CONFIG.ENABLED and "Enabled" or "Disabled")
    end
end)

local removeConn = Players.PlayerRemoving:Connect(function(plr)
    confirmCount[plr] = nil
end)

local charConn = LocalPlayer.CharacterAdded:Connect(function()
    confirmCount = {}
    dipBusy      = false
end)

_G.AntiBang_Shutdown = function()
    steppedConn:Disconnect()
    inputConn:Disconnect()
    removeConn:Disconnect()
    charConn:Disconnect()
end

_G.AntiBang_Toggle = function(state)
    if type(state) == "boolean" then
        CONFIG.ENABLED = state
    else
        CONFIG.ENABLED = not CONFIG.ENABLED
    end
    notify("Anti-Bang", CONFIG.ENABLED and "Enabled" or "Disabled")
end

notify("Anti-Bang", "Loaded")