Articles, Library comments - page 3

Check out the new article: Network Momentum for MetaTrader5: Trading the Lead-Lag Graph Between Markets . This article builds a trend-following Expert Advisor that trades momentum spillover across markets, implemented fully in MQL5 without external solvers. It detects leaders with Derivative Dynamic

Risk-Based Lot Size Calculator : A simple MQL5 script that calculates the correct lot size for a trade based on your account risk percentage and stop loss distance in pips, so every trade risks a consistent, controlled amount of your balance. Author: Rana Ali

Correlation-Aware Lot Size Calculator : Sizes your next trade based on the correlated risk you already have open across other positions — not just the trade in isolation. Author: Rana Ali

Prop Firm Rule Checker : Checks your trade history against common prop-firm challenge rules — profit target, max daily loss, max drawdown, consistency rule, and minimum trading days — with a clear PASS/FAIL report. Author: Rana Ali

ErrorHandler - Trade Error Classifier for MQL4 : Trade error classifier and automated retry back-off framework for MQL4 Expert Advisors. Author: Martin Koprla

SMC Entry Using structure : Market Structure & Smart Trade Tracker (MT5) An advanced all-in-one Smart Money Concepts (SMC) indicator that combines automated market structure mapping, momentum heatmap candles, and institutional trade execution tracking. Author: Asma Batool

Lavika EURGBP/EURUSD : The Expert Advisor uses four iMA (Moving Average, MA) indicators from two timeframes. Two indicators with averaging periods 1 and 8 are created on the H1 timeframe and two indicators with averaging periods 2 and 24 are also created on the H4 timeframe. Author: Erin Lavika

TrueCostReport : Cost is the one input to a trading system that is knowable exactly, and it is almost always estimated wrongly - always in the direction that flatters the strategy. This EA measures what one round trip really costs on YOUR broker: the live spread sampled from ticks, the swap for both

SuperTrend TV EA : An Expert Advisor that trades the SuperTrend TV indicator through iCustom on closed bars only, shipped with the audit that proves every trade matches a signal and no signal was missed Author: Mykyta Samoiliuk

Any Indicator Alert - alerts, push notifications and multi-timeframe for any custom indicator, no source code needed : Attach it to a chart, type the name of any custom indicator, and it alerts you on that indicator's own buffers - popup, sound, push notification to your phone, or email. It reads

SuperTrend TV : A SuperTrend that returns the same values as TradingView's ta.supertrend, shipped with the tool that proves it bar for bar against the Pine reference Author: Mykyta Samoiliuk

Change in State of Delivery : Concept: Identifies market microstructure turning points based on ICT/SMC principles. Author: Asma Batool

New article Payments and payment methods is published: MQL5.community built-in services offer great opportunities both to MQL5 developers and ordinary traders with no programming skills. But all these features can't be implemented without in-house secure payment system, that provides a convenient

Pending Order Inspector MT5 : Read-only panel that checks a BUY STOP or SELL STOP against the symbol contract before you send it: price tick grid, volume minimum/step/maximum, stop distances and order permissions. It never sends, changes or suggests anything. Author: Erdem Mumin Kaynak

Order Block Detector : Detects order blocks — the last opposing candle before an impulsive move that breaks market structure — and draws them as zones that extend live until price returns and mitigates them. Structure breaks and mitigation are both evaluated only on closed bars, so nothing repaints

Completed Bar Trend Regime Dashboard MT5 : An MT5 dashboard that classifies completed-bar trend regimes using EMA structure, ADX/DI, higher-timeframe confirmation, ATR, breakout position and spread context. Author: Guad Bibar

Check out the new article: Mathematical Models in Grid Strategies . In this article, we will examine the application of mathematics to grid strategies. We will consider the basic principles of the strategy, as well as its advantages and disadvantages. You will learn how to build a trading grid, set

Smart S/R Zones MT4 Swing-Pivot Support and Resistance : Swing-pivot support and resistance zones clustered by touch count with adaptive zone thickness and higher-timeframe context. Author: Antonios Kokkalis

Gold Session Boxes: Sydney, Tokyo, London, New York and the overlap : Draws Sydney, Tokyo, London and New York as high/low boxes with the London-New York overlap outlined and the rollover hour shaded. Session times in GMT, broker offset detected automatically, average range of the last N sessions on

MT5 Memory Meter Panel : A lightweight memory meter dashboard that reveals current MT5 memory usage and key resource statistics directly on the chart. Author: Chukwubuikem Okeke

AI Prompt Writer - Simple AI Assistant Customization : Customize your MetaTrader 5 AI Assistant with selectable language, personality, menu and behavior using a simple prompt file. Author: Sajiro Yoshizaki

GridCapitalCalculator : Everyone running a grid asks: is my account big enough? The usual answer - the loss at the last grid level - is the wrong number. What ends the account is the margin level reaching the broker's stop-out, while the chain is still open and still looks recoverable. This EA

Advanced Harmonic Scanner : The Advanced Harmonic & RSI Reversal Scanner solves both problems. By combining precise Fibonacci geometry (to find the location of a reversal) with an RSI exhaustion filter (to time the exact moment of the reversal), this script prevents you from catching falling knives

Check out the new article: From Basic to Intermediate: Like Bubbles . This article will explain a very simple and easy-to-understand mechanism whose purpose is to sort any array. In it, we will see that the result obtained does not always meet expectations, so the implementation itself will need to

Check out the new article: Markov Chain Monte Carlo Sampling Methods: The HMC Algorithm . The article examines the Hamiltonian Monte Carlo (HMC) algorithm — the gold standard for sampling from complex multivariate distributions. A full-featured implementation of HMC in MQL5 is presented, including

Check out the new article: Market Simulation: Position View (VIII) . In the previous article, we considered how to implement a position indicator that allows you to close an open position directly from the chart by interacting with an object available on the chart. After completing and testing the

Trade Guardian - stop loss watchdog and drawdown limiter that re-arms : A safety EA that watches every open position on the chart symbol: it reports any position left without a stop loss, optionally attaches an ATR-based stop, and enforces a daily and a total drawdown limit that re-arms after a

CalendarExport : This Expert Advisor is that missing bridge. Attach it to any chart and it periodically writes the calendar to a CSV file in `MQL5\Files`, where anything outside the terminal can read it. Author: Gianluca Gangemi

TradeHistoryLogger : Exporting your deal history is easy and a dozen scripts already do it.. Author: Gianluca Gangemi

Check out the new article: Neural Networks in Trading: Unraveling Structural Components (SCNN) . We invite you to explore the innovative SCNN framework, which takes time series analysis to a new level by clearly separating data into long-term, seasonal, short-term, and residual components. This