MQL5 Programming Articles

Study the MQL5 language for programming trading strategies in numerous published articles mostly written by you - the community members. The articles are grouped into categories to help you quicker find answers to any questions related to programming: Integration, Tester, Trading Strategies, etc.

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How to Subscribe to Trading Signals

The Signals service introduces social trading with MetaTrader 4 and MetaTrader 5. The Service is integrated into the trading platform, and allows anyone to easily copy trades of professional traders

How to purchase a trading robot from the MetaTrader Market and to install it?

A product from the MetaTrader Market can be purchased on the MQL5.com website or straight from the MetaTrader 4 and MetaTrader 5 trading platforms. Choose a desired product that suits your trading

How to Test a Trading Robot Before Buying

Buying a trading robot on MQL5 Market has a distinct benefit over all other similar options - an automated system offered can be thoroughly tested directly in the MetaTrader 5 terminal. Before buying

MetaTrader 5 on Mac OS

Apple products have become very popular. MetaQuotes Software Corp. attentively follows the progress of the IT industry and has already released the special mobile applications for iOS-based devices -

Payments and payment methods

MQL5.community Services offer great opportunities for traders as well as for the developers of applications for the MetaTrader terminal. In this article, we explain how payments for MQL5 services are

Step-By-Step Guide to writing an Expert Advisor in MQL5 for Beginners

The Expert Advisors programming in MQL5 is simple, and you can learn it easy. In this step by step guide, you will see the basic steps required in writing a simple Expert Advisor based on a developed

MetaTrader 5 on Linux

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. Linux systems are widely used in smartphones and server

How to Become a Signals Provider for MetaTrader 4 and MetaTrader 5

Do you want to offer your trading signals and make profit? Register on MQL5.com website as a Seller and specify your trading account to offer your signals to traders

MetaQuotes ID in MetaTrader Mobile Terminal

Android and iOS powered devices offer us many features we do not even know about. One of these features is push notifications allowing us to receive personal messages, regardless of our phone number

MQL5 Cookbook: Getting properties of an open hedge position

MetaTrader 5 is a multi-asset platform. Moreover, it supports different position management systems. Such opportunities provide significantly expanded options for the implementation and formalization

General information on Trading Signals for MetaTrader 4 and MetaTrader 5

MetaTrader 4 / MetaTrader 5 Trading Signals is a service allowing traders to copy trading operations of a Signals Provider. Our goal was to develop the new massively used service protecting

Video tutorial: MetaTrader Signals Service

In just 15 minutes, this video tutorial explains what MetaTrader Signals Service is, and demonstrates in great detail how to subscribe to trade signals and how to become a signal provider in our

MetaTrader 5 - More Than You Can Imagine!

The MetaTrader 5 client terminal has been developed from scratch and far surpasses its predecessor, of course. The new trading platform provides unlimited opportunities for trading in any financial

Trading account monitoring is an indispensable trader's tool

Trading account monitoring provides a detailed report on all completed deals. All trading statistics are collected automatically and provided to you as easy-to-understand diagrams and graphs

Trade Operations in MQL5 - It's Easy

Almost all traders come to market to make money but some traders also enjoy the process itself. However, it is not only manual trading that can provide you with an exciting experience. Automated

How to Prepare a Trading Account for Migration to Virtual Hosting

MetaTrader client terminal is perfect for automating trading strategies. It has all tools necessary for trading robot developers ‒ powerful C++ based MQL4/MQL5 programming language, convenient

MQL5: Analysis and Processing of Commodity Futures Trading Commission (CFTC) Reports in MetaTrader 5

In this article, we will develop a tool for CFTC report analysis. We will solve the following problem: to develop an indicator, that allows using the CFTC report data directly from the data files

Why Virtual Hosting On The MetaTrader 4 And MetaTrader 5 Is Better Than Usual VPS

The Virtual Hosting Cloud network was developed specially for MetaTrader 4 and MetaTrader 5 and has all the advantages of a native solution. Get the benefit of our free 24 hours offer - test out a

Migrating from MQL4 to MQL5

This article is a quick guide to MQL4 language functions, it will help you to migrate your programs from MQL4 to MQL5. For each MQL4 function (except trading functions) the description and MQL5

How to Post a Product in the Market

Publish your interesting applications in the Market, and they will be immediately available to all traders who use MetaTrader 5 worldwide. The Market is a great opportunity to earn, with an immediate

Embed MetaTrader 4/5 WebTerminal on your website for free and make a profit

Traders are well familiar with the WebTerminal, which allows trading on financial markets straight from the browser. Add the WebTerminal widget to your website — you can do it absolutely free. If you

MQL5.community - User Memo

You have just registered and most likely you have questions such as, "How do I insert a picture to my a message?" "How do I format my MQL5 source code?" "Where are my personal messages kept?" You may

Introduction to MQL5: How to write simple Expert Advisor and Custom Indicator

MetaQuotes Programming Language 5 (MQL5), included in MetaTrader 5 Client Terminal, has many new possibilities and higher performance, compared to MQL4. This article will help you to get acquainted

How to Order a Trading Robot in MQL5 and MQL4

"Freelance" is the largest freelance service for ordering MQL4/MQL5 trading robots and technical indicators. Hundreds of professional developers are ready to develop a custom trading application for

How to Make a Trading Robot in No Time

Trading on financial markets involves many risks including the most critical one - the risk of making a wrong trading decision. The dream of every trader is to find a trading robot, which is always in

MQL as a Markup Tool for the Graphical Interface of MQL Programs (Part 3). Form Designer

In this paper, we are completing the description of our concept of building the window interface of MQL programs, using the structures of MQL. Specialized graphical editor will allow to interactively

Using Self-Organizing Feature Maps (Kohonen Maps) in MetaTrader 5

One of the most interesting aspects of Self-Organizing Feature Maps (Kohonen maps) is that they learn to classify data without supervision. In its basic form it produces a similarity map of input data

Statistical Distributions in MQL5 - taking the best of R and making it faster

The functions for working with the basic statistical distributions implemented in the R language are considered. Those include the Cauchy, Weibull, normal, log-normal, logistic, exponential, uniform

How to Order an Expert Advisor and Obtain the Desired Result

How to write correctly the Requirement Specifications? What should and should not be expected from a programmer when ordering an Expert Advisor or an indicator? How to keep a dialog, what moments to

How to create Requirements Specification for ordering a trading robot

Are you trading using your own strategy? If your system rules can be formally described as software algorithms, it is better to entrust trading to an automated Expert Advisor. A robot does not need

MetaTrader 5 features hedging position accounting system

In order to expand possibilities of retail Forex traders, we have added the second accounting system — hedging. Now, it is possible to have multiple positions per symbol, including oppositely directed

Forecasting market movements using the Bayesian classification and indicators based on Singular Spectrum Analysis

The article considers the ideology and methodology of building a recommendatory system for time-efficient trading by combining the capabilities of forecasting with the singular spectrum analysis (SSA)

Create Your Own Trading Robot in 6 Steps!

If you don't know how trade classes are constructed, and are scared of the words "Object Oriented Programming", then this article is for you. In fact, you do not need to know the details to write your

Testing trading strategies on real ticks

The article provides the results of testing a simple trading strategy in three modes: "1 minute OHLC", "Every tick" and "Every tick based on real ticks" using actual historical data

Automata-Based Programming as a New Approach to Creating Automated Trading Systems

This article takes us to a whole new direction in developing EAs, indicators and scripts in MQL4 and MQL5. In the future, this programming paradigm will gradually become the base standard for all

Automated Optimization of an EA for MetaTrader 5

This article describes the implementation of a self-optimization mechanism under MetaTrader 5

Securing MQL5 code: Password Protection, Key Generators, Time-limits, Remote Licenses and Advanced EA License Key Encryption Techniques

Most developers need to have their code secured. This article will present a few different ways to protect MQL5 software - it presents methods to provide licensing capabilities to MQL5 Scripts, Expert

Orders, Positions and Deals in MetaTrader 5

Creating a robust trading robot cannot be done without an understanding of the mechanisms of the MetaTrader 5 trading system. The client terminal receives the information about the positions, orders

ZUP - Universal ZigZag with Pesavento patterns. Search for patterns

The ZUP indicator platform allows searching for multiple known patterns, parameters for which have already been set. These parameters can be edited to suit your requirements. You can also create new

Analyzing Candlestick Patterns

Construction of Japanese candlestick chart and analysis of candlestick patterns constitute an amazing area of technical analysis. The advantage of candlesticks is that they represent data in such a