MetaTrader Source Code Library (10,000+ MT4 & MT5 Experts, Indicators & Scripts)

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MetaTrader Source Code Library

Discover one of the largest collections of MetaTrader Expert Advisors, Indicators, Scripts, and Libraries for MT4 and MT5. This library is designed for traders, developers, and algorithmic trading enthusiasts looking for ready-made MQL source code.

All tools are structured for educational use, strategy development, and automation research. You can download, modify, and study each MetaTrader trading system to understand how algorithmic trading strategies are built.

Whether you are working on forex robots, custom indicators, or trading scripts, this resource helps accelerate development and improve your MetaTrader programming skills.

Trade Adjustment Panel for MT5 expert MT5
MetaTrader 5 expert advisor

Trade Adjustment Panel for MT5

Trade Adjustment Panel is an on-chart utility for MetaTrader 5 that allows for the modification of active market positions.This Expert Advisor functions exclusively as a post-execu...
Previous Day High, Low, and Close Indicator indicator MT5
MetaTrader 5 indicator

Previous Day High, Low, and Close Indicator

Previous Day High, Low & CloseConceptYesterday's high, low, and close prices are crucial reference points for intraday traders. They represent resistance, support, and fair value f...
Quantora Position Size Calculator MT4 expert MT4
MetaTrader 4 expert advisor

Quantora Position Size Calculator MT4

Quantora Position Size Calculator MT4Professional Risk-Based Lot Size Calculator for MetaTrader 4The Quantora Position Size Calculator MT4 is a professional open-source utility tha...
Session High-Low Indicator for MetaTrader indicator MT5
MetaTrader 5 indicator

Session High-Low Indicator for MetaTrader

Session High-LowThe Idea Behind ItEvery trading approach that relies on sessions begins with a manual step: identifying the range of a past session before trading its breakout, rev...
Volatility Regime Indicator indicator MT5
MetaTrader 5 indicator

Volatility Regime Indicator

What the indicator doesThis is a volatility regime indicator, displayed in a separate window below the chart. The core idea: it calculates a historical percentile of the current vo...
Global Macro Trend Agreement Indicator indicator MT5
MetaTrader 5 indicator

Global Macro Trend Agreement Indicator

Indicator descriptionA multi-timeframe trend-agreement indicator inspired by George Soros's macro trading style. Soros ran Quantum Fund on a longer-term directional view formed by ...
SMC Order Block Detector with Alert for MT5 indicator MT5
MetaTrader 5 indicator

SMC Order Block Detector with Alert for MT5

Technical Workflow and Architecture This indicator operates on an event-driven and sequential calculation pipeline inside the OnCalculate and OnTimer functions. Below is the step-b...
Bands Stoch RSI Extreme Reversal Signals indicator MT5
MetaTrader 5 indicator

Bands Stoch RSI Extreme Reversal Signals

Signals Preview:Features:Detects mean-reversion signals when price closes back inside the Bollinger Band after a Stochastic RSI extreme.Bear signal: prior bar closed above the uppe...
Portfolio Correlation Analyzer script MT5
MetaTrader 5 script

Portfolio Correlation Analyzer

The idea is to measure the combined risk of multiple Expert Advisors (EAs) on one account. The number that matters is not how much each EA earns, but how much of their combined ris...
SHK Heikin Ashi MACD Signal Arrows for MT5 indicator MT5
MetaTrader 5 indicator

SHK Heikin Ashi MACD Signal Arrows for MT5

SHK Heikin Ashi MACD Signal Arrows is a chart window indicator for MetaTrader 5. It calculates Heikin Ashi candle values and displays them directly on the main chart with configura...
Gold London Breakout EA expert MT5
MetaTrader 5 expert advisor

Gold London Breakout EA

Gold London Breakout EA The idea behind it Gold has a well-worn behavioural pattern: it tends to compress during the Asian session and then expand hard once London desks come onli...
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