Watch how to download trading robots for free
Find us on Twitter!
Join our fan page
Access the CodeBase from your MetaTrader 5 terminal
Couldn't find the right code? Order it in the Freelance section
How to Write an Expert Advisor or an Indicator

Top MQL4 and MQL5 source codes based on user ratings - 24

Submit your code

Display interactive HTML graph of the account balance inside the web browser.

Trading the trend

Encapsulating a family of interchangeable algorythms which can be modified independently from the client.

NELODI Trading Terminal is a collection of Indicators and an Expert Advisor, which work together to provide a complete solution for manual Trading, primarily designed for Scalping.

Sort the input array in-place using comparison function less.

The first chapter of the book introduces the MQL5 language and development environment. One of the new features introduced in the MQL5 language compared to MQL4 (MetaTrader 4 language) is support for object-oriented programming (OOP), which makes it similar to C++.

Sec-WebSocket-Key Generator

Probability Theory Advisor

Negative Volume Index (NVI) is a free technical indicator for advanced chart analysis in MT4, MT5 platforms. It is based on tick volume (can be substituted with real volume in MT5) and has two useful features added: Support for multi-timeframe (MTF) operation. Can be switched to show Positive Volume Index.

Basing Candlesticks MetaTrader indicator — is an automatic indicator that detects and marks basing candles on the chart. A basing candle is a candle with body length less than 50% of its high-low range. The indicator highlights the basing candles using histogram lines (in MT4) or custom candles (in MT5) directly in the main chart of the platform. The percentage criterion can be changed via input parameters. You can also turn on alerts for when a new basing candle appears.

Coppock MetaTrader indicator — is an implementation of the famous Coppock curve indicator first created by Edward Coppock in 1962. The indicator shows long-term buy and sell opportunities (classically, it is used for only buying) by measuring the weighted moving average (with a period of 10) of the sum of two rates of change (with a period of 14 and 11). It is the classical version. In this MetaTrader version, you can modify the parameters of the basic indicators. You can use this Coppock indicator in MT4 and MT5.

Schaff Trend Cycle (MetaTrader indicator) — is a cyclical oscillator created by calculating the stochastic over stochastic over a MACD line using cycles. The result is the improved version of the oscillator that is not choppy during the trends and reacts to the changes very fast. It was developed by Doug Schaff, who assumed that the currency trends accelerate and decelerate in cycles. Its algorithm was made public in 2008. Schaff Trend Cycle tries to combine two different methods of determining the trend direction changes — MACD and smoothed stochastic oscillator. The value of the indicator fluctuates between 0 and 100. Two trigger levels are used — 25 and 75. Optional alerts are available. You can download this indicator for MT4, MT5

The MACD Coloured Histogram is an enhanced version of the classic MACD (Moving Average Convergence Divergence) indicator, designed to provide a clearer and more intuitive visual analysis of market momentum. This indicator combines traditional MACD functionalities with a dynamic histogram that changes colour based on the relationship between the MACD Line and the Signal Line, allowing traders to quickly identify trends, reversal points and moments of indecision in the market.

The TradeReportExporter script is designed to export the history of trades (trades) into a convenient CSV file. It automatically collects data on all trades for the last year for the instrument it is installed on. The file includes such data as date and time, transaction type (buy/sell), price, volume, commission and profit/loss. The result is saved in a file that can be opened in Excel or any other spreadsheet editor.

This indicator picks up the divergence points of the DeMarker indicator

This indicator calculates and displays the Exponential Moving Average (EMA) on the MetaTrader 5 chart. Fully customisable period. Allows selection of the applied price (Close, Open, High, Low, Median, Typical, Weighted). Uses the standard EMA formula, initialised from an SMA of the first bars. Can be used as a standalone technical analysis tool or integrated into automated trading systems for trend-following and moving average crossover strategies.

An advanced order flow engine that approximates tick-by-tick aggressor data to calculate the true Cumulative Volume Delta, it exposes institutional absorption and divergence hidden within standard price candles.

This indicator is based on DRAW_FILLING buffers. The input parameters are absent, the TimeTradeServer(), TimeGMT() functions are used.

Class for the calculation of the ENUM_STATISTICS enumeration parameters

An indicator of technical shapes by Merrill. М & W Wave Patterns by A. Merrill.

The Mass Index is developed to catch the trend reversal points. It is based on changes between maximum and minimum prices. If the amplitude gets wider, the mass index grows; if it gets narrower, the index gets smaller. The mass index was created by Donald Dorcy.

Classes for working with databases through ODBC and OLE DB interfaces

One-click trading.

A class for creation and output of BMP images.

The Roulette Game.

Premier Stochastic Oscillator - Double EMA smoothing of stochastic, based on article in TASC by Lee Leibfarth (August 2008)

Crossover of overbought/oversold levels of Chande Momentum Oscillator is used as a signal to open positions.

Trading signals module for MQL5 Wizard. The moment, when NonLagDot indicator changes its color, indicates the time for market entry.

Trading signals module for MQL5 Wizard. SuperTrend indicator's color dot serves as a market entry signal.

Graphical control for pixel drawing.

The class allows to organize the mini time series, indicator minibuffers, short sized buffers to store intermediate stream data inside the Expert Advisor or indicator.

This indicator is the conversion of famous Igorad's indicator namely PriceChannel_Signal_v1 with re-enter feature.

The module for tracking open positions based on Delta ZigZag for MQL5 Wizard.

Plots up/down buffer arrows in chart window.

QWMA - "quadratic weighet moving average" new generation

Forex indicator for MetaTrader 5 with show double line of linear regression with position degrees and trend alerts.

The indicator finds fractals of any dimension.

MqlParams container class that uses method chaining to quickly add params and reduce lines of code.

A library for creating analog clocks using MetaTrader 4/5 graphical resources.

A library for common rounding methods used in MQL development, primitive wrapper class for type (double), and vector for CDouble objects. MQL5 and MQL4 compatible!

1...171819202122232425262728293031...200