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Como escrever um Expert Advisor ou um indicador

Biblioteca de códigos fonte MQL4 para MetaTrader MQL4 - 11

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A maior biblioteca gratuita de Expert Advisors (EAs), indicadores técnicos e scripts em código-fonte. Os aplicativos apresentados permitem que você negocie em modo automático e analise mais detalhadamente a dinâmica das cotações. Utilizando a biblioteca de códigos, você saberá mais sobre a dinâmica e o comportamento dos mercados financeiros.

Estes aplicativos podem ser livremente baixados, testados e executados no MetaTrader 4. O acesso a eles também pode ser obtido da plataforma MetaTrader 4 e do ambiente de desenvolvimento MetaEditor.

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Indicator that displays the "strength" of each of the 8 major currencies (USD, EUR, GBP, CHF, AUD, CAD, JPY and NZD) based on the moving average trend of all 28 pairs that they are part of.

Stochastic MACD (metatrader 4 version)

Best Direction Indicator. Red Line means the market UP. Blue Line means the market Down.

Arrow for input and Smile for output.

A ready made expert adviser template to use for further development

Trend flex x 2 (metatrader 4 version)

Basic Template for Multicurrency Expert Advisors.

TrendFlex indicator based on February 2020 TASC article published by John Ehlers - metatrader 4 version

Reflex indicator (based on February 2020 TASC article by John Ehlers - metatrader 4 version)

This EA is for testing No Nonsense Forex algos. With this EA you can test your algos much faster than eyeballing, using Soft4x or using any other EAs in Strategy tester.

Simple indicators detect engulfing candle patterns, but with a moving average filter

I recently needed an indicator that, once placed in a window, is able to change the Time Frame of all open windows. In addition, I wanted this indicator to be able to react to Metatrader's Time Frame selection bar. Despite my various searches, I couldn't find anything suitable. So I decided to develop my own indicator. I propose it to you here.

Simple Trailing Stop EA with Trailing Steps and Trailing Start Point It includes Stoploss and TakeProfit too..

A ready made expert adviser template to use for further development or use 'as is'

PricerEA is a utility to help any trader to place pending orders (stop or limit) at a specific price.

This indicator watches and displays the biggest spread the pair generated. It is recommended to run at least 5 days, from Monday to Friday, to get a big picture of the broker's spread.

Previous day&week High/Low

RSI with Bollinger Bands calculated on it

Dynamic Pivot Indicator, provide all timeframes and extra timeframes

These codes give you a list of currency pairs that have a positive and negative swap. This is useful when you do a Carry Trade strategy.

Let's say we have 20 open orders on one symbol and want to set takeprofit or stoploss for all of them at the same level(price) .The script selects all open orders of the symbol and can modify stoploss or takeprofit or both at the desired level (price). If the input parameters are left to zero , the stop or the takeprofit are left unchanged .

Dynamic Stop-Loss is a tool for traders who trade without a stop-loss. It gives the traders a trick to trade as if there is no stop-loss but actually using one.

Candle Cross above or below Conditions

Safe Trend Scalp is an automatic robot that trades with automatic Trend lines that ea crated with market history.

volatility, flat

this is RSI indicator that has two moving average inside the window

Simple pivot indicator

It's an expert to open and close orders on a specific day and time. Expert open and close orders only with the same symbol attached. For more information, please visit product's page: https://www.mql5.com/en/market/product/44939

"X Man" EA uses Equity Stop from total Equity, you can use it as hedging grid EA or a single trade EA.

Ichimoku Kinko Hyo is an indicator that tracks the equilibrium of momentum and identify likely areas of support and resistance. The Ichimoku chart is composed of five (5) separate indicator lines. These lines work together to form the complete "Ichimoku picture".

The indicator shows BID-ASK-SPREAD information on chart

iWPR+ is an iWPR %Range function with a positive value.

Classic "MACD Sample " EA with a little twist

The EA uses large volume orders to partially close other orders, with this approach, the breakeven and profit price is much closer to the current price than if you use all orders in the terminal or their full volumes.

This indicator places a mark (a semaphore) at the zig zag for each of 4 zig zag evaluation lengths.

Guide 'how to' make different expert adviser license protections

FIFO strategy When all the market movement makes you have lost, This ea makes a good profit with a little profit with many orders in a short time Just on a Candle.

This scalping EA demonstrates the use of a Virtual Pending order class library to simulate pending orders.

It's a two (2) pairs correlation system to use 3 currencies for make 2 pairs to open hedge orders on those. Expert starts opening four orders for each couple (2 plus and 2 minus) and wait to move prices in one direction to make a grid of orders Please visit the product's page for more information: https://www.mql5.com/en/market/product/34112

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