Articles, Library comments - page 26

Check out the new article: Digital Signal Processing for Traders (Part 2): The Dominant Cycle, MAMA, and a Regime-Switching Expert Advisor . In Part 2 we measure the market's dominant cycle using Ehlers' Hilbert-transform homodyne discriminator and wrap it as an indicator. We then build the MESA

Check out the new article: Execution Cost Sensitivity Analyzer . Backtests often understate spread, commission, and slippage. This MQL5 analyzer loads closing deals and simulates rising execution costs to measure robustness. It computes the breakeven cost per deal, the cushion over an assumed cost

Check out the new article: A Symbol Metadata and Trading Hours Cache in MQL5: Eliminating Redundant SymbolInfo Calls in Multi-Symbol EAs . This article presents CSymbolMetaCache, an MQL5 layer that preloads contract specifications and trading-session schedules for monitored symbols at EA startup and

Check out the new article: Broker Reality Check (Part 1): Why Your EA Works on a Demo and Breaks on a Client's Broker . Your Expert Advisor runs clean on your demo, then throws errors on a client's broker and quietly stops trading - and the code never changed. What changed is the broker's rulebook

New article Better Programmer (Part 07): Notes on becoming a successful freelance developer has been published: Do you wish to become a successful Freelance developer on MQL5? If the answer is yes, this article is right for you. Do not apply for a job that you are not sure how you are going to do

Check out the new article: Building an Interactive AnchorFlow Volume Profile Indicator (MTF) in MQL5 . We implement an interactive, anchored multi-timeframe volume profile in MQL5 for MetaTrader 5. The indicator draws the current-timeframe profile on the main chart and a higher timeframe profile in

Consecutive Bars (with history) indicator for MT5 : An oscillator that shows 2 line studies: 1 for consecutive up bars, and 1 for consecutive down bars. Author: Ryan L Johnson

External Range Liquidity ERL Market Structure : External Range Liquidity ERL is a custom indicator for MetaTrader 4 designed specifically for traders utilizing Price Action and Smart Money Concepts. This indicator automatically maps the Market Structure and identifies areas where liquidity has been

Check out the new article: The MQL5 Standard Library Explorer (Part 14): Building a Dynamic Hedge EA with the ALGLIB Port (ap.mqh) . This article introduces ap.mqh, the ALGLIB port for MQL5, and demonstrates its use in multi‑asset workflows that require robust linear algebra. It covers why built-in

Check out the new article: Constructing a Trade Replay Engine in MQL5: Stepping Through Historical Trades Bar by Bar for Manual Review . An MQL5 script reconstructs closed trades from raw deal history and replays them on the chart bar by bar, drawing entry, exit, stop, target, and an annotation with

Check out the new article: Dingo Optimization Algorithm (DOA) . The article presents a new metaheuristic method based on the hunting strategies of Australian dingoes: group attack, chase, and scavenging. Let's see how the Dingo Optimization Algorithm (DOA) performs algorithmically. In this article

PRO SCREENER : Take control of your trading performance with the Pro Dashboard Screener Designed for serious traders, this utility provides a clean, professional, and real-time overview of your account's health directly on your chart. Author: Syed Jawad Hussain Naqvi

Breakout Distance - Donchian channel with distance-to-trigger panel in ATR units : Most channel indicators tell you where the breakout level is. This one tells you how far away from it you are, right now, in a form you can act on. The panel shows, for both the upper and the lower channel edge: the

Check out the new article: Online Linear Regression with Recursive Least Squares in MQL5: A Parameter-Free Adaptive Trend Estimator . This article implements recursive least squares in native MQL5 with a constant O(1) update per bar, avoiding the per‑bar O(n) rebuild of a rolling OLS. It derives and

Check out the new article: Building a Hierarchical Market Structure Framework (Prototype) in MQL5 Using Modular Architecture and Event-Driven Design . This article describes a prototype reusable market structure framework for MQL5, built with a clean modular architecture and an internal event queue

Prime Quantum AI — TRADE WITH AI (Anthropic Claude, OpenAI GPT, Google Gemini, DeepSeek, xAI Grok). : Prime Quantum AI is an MT5 Expert Advisor combining a classical pre-filter (ADX + Alligator) with AI vision-based chart confirmation from major AI providers (Anthropic Claude, OpenAI GPT, Google

Asian Session Breakout / BhanuCodeLab : Asian Session Breakout identifies the price range formed during the Asian trading session and monitors how price behaves after that session ends. The Asian High and Asian Low remain extended until the end of the broker trading day. This makes the range useful

Fast Execution Multi-Close Script for MT4 : A lightweight and high-speed MQL4 script designed to instantly close open Buy, Sell, or all market orders on the current chart symbol with configurable slippage control. Perfect for manual scalpers looking for rapid position management during

Check out the new article: How To Profile MQL5 Code in MetaEditor . This article profiles a rolling z-score indicator with bands using MetaEditor's built-in sampling profiler. We read the Total CPU and Self CPU columns and follow the heat‑mapped source to the true hotspots, replace window rescans

Check out the new article: Creating a Profit Concentration Analyzer in MQL5 . Net profit and win rate tell you how much a strategy made, not how the result is distributed. This article builds a native MQL5 script that reads your closed trades and measures profit concentration: the top-N trade share

Check out the new article: Trust Your Backtest Data First: Building a Reproducible Historical Data Audit in Python for MetaTrader 5 . A reproducible, read-only Python audit for MetaTrader 5 that verifies history quality before any backtest. It exports M5 data from multiple terminals, detects gaps

XANDER Grid XAUUSD : Bidirectional grid EA for Gold (XAUUSD). Ideal for ProCent accounts. Includes Daily Profit Target and Max Drawdown protection. Author: Cristhian Alexander Gaibor Cuasquer

Value Area Levels / BhanuCodeLab : Value Area Levels is a session-based Value Area indicator for MetaTrader 5. It calculates and displays Value Area High, Point of Control, and Value Area Low levels for the developing, previous, and historical profiles. Author: Bhanu Chandra Raju Indukuri

Check out the new article: Detecting Structural Breakpoints in Price Series Using CUSUM in MQL5 (Part 1): From Statistical Theory to a Working MQL5 Indicator . This article builds a sequential CUSUM breakpoint detector for MetaTrader 5, starting from the statistical construction and ending with a

Check out the new article: Market Microstructure in MQL5 (Part 8): Micro-Trend Strength . Part 8 adds bar-by-bar micro-trend scoring for NQ M1. GetMicroTrendStrength() builds a continuous [-1, +1] composite from EMA alignment, ATR‑normalized price position, slope consistency, and volume, with a

Check out the new article: From Basic to Intermediate: Random Access to Files (II) . In this article, we will examine how two slightly different approaches can significantly affect the overall implementation strategy, both in performance and in disk I/O design, while helping to prevent compatibility

Check out the new article: MetaTrader 5 Machine Learning Blueprint (Part 19): Bagging Regimes . We test AFML's claim that the sequential bootstrap decorrelates bagged trees on overlapping triple‑barrier labels by isolating two levers: draw count and draw rule. One decision identical tree is bagged

Check out the new article: Algorithmic Arbitrage Trading Using Graph Theory . In this article, triangular arbitrage is presented as a problem of finding cycles in a directed graph, where the vertices are currencies and the edges are currency pairs with weight rates. Profitable cycle: product of

Interactive Supply and Demand Zone Trading Prototype : This release introduces a lightweight automated trading prototype built on top of the Interactive Supply and Demand Zone Manager framework. The framework allows traders to draw and manage their own supply and demand zones, while each zone

Check out the new article: Monochronic Trading (Part 1): How to Detect Broker Timezone and DST in MQL5 . We describe an MQL5 framework that aligns entries with session rhythms and scheduled clock events. A script identifies the broker's time zone and DST by detecting NFP spikes on EURUSD and