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MQL4 and MQL5 Source Code Library


You don't know where to start learning the MQL5 or MQL4 programming language? Various programs for your MetaTrader terminal are available here. Download and study published code examples, develop your own indicators and Expert Advisors. Publish your applications in the largest library of MQL5 and MQL4 codes, and they will be available in every MetaTrader terminal and MetaEditor.

Your code examples in MQL4 and MQL5 will be distributed worldwide, and thousands of traders will know about you!

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Basic library to create Volume Profiles on chart.

This is an update of the "Simple Yet Effective Breakout Strategy". In this code, I have added some helper functions for prop firm challenges.

This is a first for MetaTrader 5. Now you can click on the chart to create price alerts.

This is a tutorial on price action trading combined with a moving average filter

This is a guide to trading using the price action method

This is a tutorial on how to confirm double bottom & RSI patterns

This is a lesson on how to create a Bullish - Bearllish reversal trading method based on the Japanese candlestick pattern. Now we will refer to detail introduct about method:

Sample code to count consecutive no. of bull or bear bars.

This EA will scan all the closed trades and then print the nth trade from the end

This EA will scan all the open trades and then print the nth trade from the end

MQL5 version of geometric moving average.

Standard Bollinger Bands indicator with averaging features added

A simple indicator which may help you in manual backtest by just moving a vertical line to show hide bars.

Relative Strength Index that completely removes noise, works on all markets!

Select the last closed deal (trade) to further work.

This EA help you for Auto set the TP & SL by default parameter, Auto trailing stop & step for any order that you place from any device, Easy way to close all orders with 3 Button "Close All" "Close Profit" "Close Lose", Auto close all orders by profit or lose treshold value

It will detect whether there's confluence between the current chart timeframe and two other timeframes.

QuickTradeKeys 123 is a user-friendly Expert Advisor (EA) for MetaTrader 5, enabling traders to execute buy and sell operations quickly by simply pressing the numbers '1' and '2' on their keyboard. Pressing '3' closes all open positions. This EA is ideal for swift trading and testing purposes where manual intervention is required without using the mouse.

A simple yet effective donchian channel breakout strategy. This strategy is timeless!

Here are some examples of codes for set counters based on "Count"

This is a basic library to create and manage grids.

If you only want to execute your code blocks "only once per bar" it's important to check if there is new bar arrived or not.

This script helps traders understand the distribution and range of candles in a specific period, which can be useful for making trading decisions such as determining which historical values to use for Take Profit or Stop Loss.

Counter attack candlestick pattern

Dominant Candle is a a two candlestick set where the wicks intersect each other but body of the candles are either gapped up, gapped down or equal

This code block loops through all opened position and do trailing based on Ask and Bid prices.

This code block detects a New Bar or a New Candle when it has received.

Logarithmic Moving Average continuously calculates the logarithmic mean of highest price and lowest price within a period.

MQL5 version of harmonic moving average

The indicator draws an arbitrary second time frame on the chart.

Highlights the Forex Market Sessions (Sydney, Tokyo, London, New York).

Indicator based on basic slope moving average and cloud around. Indicator shows two types of signals: prepearing - dot and entry - arrow.

Script to determine whether your Broker follows the US, UK or AU daylight (DST) schedule.

Searches for Wick or Body based High low in visible bars of chart

A simple observatory of individual currencies.

The book "Neural networks in algorithmic trading with MQL5" is a comprehensive guide, covering both the theoretical foundations of artificial intelligence and neural networks and practical aspects of their application in financial trading using the MQL5 programming language.

Now we will get the code with function and purpose as below: 1. How to call and using the bollinger band 2. How to call and using the volume tick 3. How to call and using the Moving average volume. 4. How to code using the Trailling & Check volume lot size

Class to access to the local time for the specified location, as well as time zone information and the local trading session hours.

it is an Indicator of Donchain chanel price action work with to all time frame.

Short description.