gold-orb-ea

# gold-orb-ea USE FOR: - "gold ORB EA / bot" - "XAUUSD opening range breakout MQL5" - "MT5 expert advisor for gold" - "ORB strategy for XAUUSD 1H" - "MQL5 EA with dynamic position sizing" - "build opening range breakout bot" tags: [MQL5, MT5, EA, gold, XAUUSD, ORB, opening-range-breakout, price-action, 1H, hedging] kind: tool category: mt5-integration --- ## What Is GOLD_ORB? MQL5 Expert Advisor for XAUUSD 1H Opening Range Breakout. - Repo: https://github.com/yulz008/GOLD_ORB - Platform: MetaTrader 5 - Symbol: XAUUSD (Gold) - Timeframe: H1 - Broker requirement: **Hedging mode** (ICMarkets MT5 recommended) - Purpose: Working EA + educational codebase for beginners --- ## Strategy Logic ### Phase 1 — Range Formation ``` Market open: 1:02 AM server time First 1H candle → defines initial support (low) and resistance (high) ``` ### Phase 2 — Range Confirmation ``` Wait for N consecutive candles to close WITHIN the range Default N = 3 (user-adjustable) Range becomes "final" only after consolidation confirmed ``` ### Phase 3 — Signal Generation ``` Signal 11 → Price BREAKS ABOVE resistance → BUY Signal 10 → Price BREAKS BELOW support → SELL Signal 0 → No breakout → No trade ``` --- ## Entry / Exit Parameters | Parameter | Default | |-----------|---------| | Take Profit | 1,200 points | | Stop Loss | 400 points | | R:R Ratio | 3:1 | | Max trades/day | 2 (1 long + 1 short independently) | | Risk per trade | 1% of account balance | | Max equity drawdown | 10% | --- ## MQL5 Class Architecture ```mql5 // Candle detection class new_candle_check2 { bool IsNewCandle(); // Returns true on new H1 candle open } // Core strategy class Open_Range_Breakout { int GetSignal(); // Returns: 11=BUY, 10=SELL, 0=NONE // Internally tracks: range high, range low, candle count } // Execution (built-in MQL5 classes) CTrade trade; // Order send / modify / close CTrailing trailing; // Dynamic stop-loss trailing ``` --- ## Full EA Structure (Educational Template) ```mql5 // OnInit — setup int OnInit() { // Validate symbol, timeframe // Initialize ORB object // Set risk parameters return INIT_SUCCEEDED; } // OnTick — main logic void OnTick() { if (!new_candle.IsNewCandle()) return; // Only act on new H1 candle int signal = orb.GetSignal(); if (signal == 11 && long_enabled && daily_buys < 1) { double lot = CalcLotSize(risk_pct, sl_points); trade.Buy(lot, _Symbol, 0, sl_price, tp_price, "GOLD_ORB_BUY"); daily_buys++; } if (signal == 10 && short_enabled && daily_sells < 1) { double lot = CalcLotSize(risk_pct, sl_points); trade.Sell(lot, _Symbol, 0, sl_price, tp_price, "GOLD_ORB_SELL"); daily_sells++; } // Check drawdown limit if (GetEquityDrawdown() > max_drawdown_pct) CloseAllPositions(); } ``` --- ## Dynamic Position Sizing ```mql5 double CalcLotSize(double risk_pct, int sl_points) { double account_balance = AccountInfoDouble(ACCOUNT_BALANCE); double risk_amount = account_balance * risk_pct / 100.0; double tick_value = SymbolInfoDouble(_Symbol, SYMBOL_TRADE_TICK_VALUE); double lot = risk_amount / (sl_points * tick_value); return NormalizeDouble(lot, 2); } ``` --- ## Risk Management Features | Feature | Detail | |---------|--------| | Dynamic sizing | % of account balance per trade | | Max drawdown | Hard stop at 10% equity loss | | Daily trade limit | 1 long + 1 short max | | Losing streak detection | Reduces size after N consecutive losses | | Virtual simulation | Test without real orders | | Independent long/short | Can disable either direction | --- ## Installation ``` 1. Clone repo → copy folder to: C:\Users\[user]\AppData\Roaming\MetaQuotes\Terminal\[ID]\MQL5\Experts\GOLD_ORB\ 2. Open MetaEditor → recompile .mq5 files 3. Open XAUUSD H1 chart in MT5 4. Drag EA from Navigator → attach to chart 5. Configure inputs: - Enable/disable long/short - Adjust risk_pct, max_drawdown_pct - Set candle consolidation threshold (default 3) - Enable trailing stop if desired ``` --- ## ORB Strategy Notes for Gold (XAUUSD) ``` Gold ORB works well because: - London open (2-3 AM NY time) creates sharp directional moves - Asia session establishes clear range (low volatility consolidation) - Breakout of Asia range at London/NY open = high-probability continuation Optimal configuration for gold: - Range period: Asian session (22:00–02:00 server) - Breakout time: London open (02:00–04:00 server) - Filter: Only trade if range width > 5 ATR (avoid false breakouts) - Exit: Trail stop after 1R achieved ``` --- ## Adapting to Other Symbols The framework is designed to be adapted: ```mql5 // Change symbol input string TradingSymbol = "EURUSD"; // or "GBPJPY", "US30", etc. // Adjust open time per symbol's market open input string MarketOpenTime = "08:00"; // London for forex // Adjust TP/SL to match symbol volatility (in points) input int TakeProfit = 300; // Tighter for forex vs gold input int StopLoss = 150; ``` ---