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Como escrever um Expert Advisor ou um indicador

Biblioteca de códigos fonte MQL4 para MetaTrader MQL4 - 89

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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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Updates: 1. Order Type Discrimination 2. SL+TP and OE line price. 3. Enhanced user defined labels. Calculates pip distance between Order Execution price and SL & TP price

StDev Bands with gaussian smoothing

Rainbow through gaussian refirtration

EA is based on 2 MA (High and Low). Long position will occur when Ask > MA(High) and Short position - when Bid

Closes all orders when total cash profit in the account is a certain value.

This indicator is calculating numbers of ticks and average time between ticks for each minute in the current hour.

This EA is based on the 10 SMA moving average and another things which could be better - It also make sounds according to the context.

This expert advisor is based on the concept that market does not move always in one direction. Even when the market is trending in one direction at some points it pullback. The EA has been backtested from July 1, 2011 to Jan 13, 2012 on EURUSD. It has

This version 2 of Multi currency pair Indicator. It includes an optional trend line and the color of the label has been changed to red to make it visible on default chart template.

disturbed EA wich open a long and a short position at the same time.

This indicator watches the major currency pairs to find the status of the current candle (Bullish or Bearish) of USD, EUR, and GBP compared to other currencies such as EUR, JPY, GBP, CHF, AUD, and CAD.

This indicator use in cross ( es. EURAUD, GBPAUD, EURGBP, ect) depends of correlation of currency. Usually I use with timaframe Daily. But I think can to use in another timeframe. Important can use in commodity and stocks.

Calculates pips between Order Execution price and and Stoploss or/and Takeprofit price.

My first trading System using simple pattern.

The InsideBars indicators can be used for trading with breakout Strategies.

This Expert Advisor is based on 3_Level_ZZ_Semafor indicators.

Oscillatior indicator that counts Up bars (Close-Open) and Down bars (Open-Close).

Expert Advisor EUR/USD (1H) +78% win.

Based on two MA.

Displays the trades from the history as visible lines on the chart

Exports your history into a .csv file which can be read by excel or similar. You can sort your trades and see easily how much a certain EA won or lost.

yesterday market close european market or NYSE close price

Two modified COG indicators. Center of Gravity on Stochastic in sub window and enhanced On Chart COG.

This is the Figurelli RSI automatic gain version, so input parameters is the same as original Welles Wilder RSI (i.e. period setup). The indicator figures out the gain value based in minimal and maximal values inside the sample and period programmed.

EA achieved best results on Renko Chart. Renko Chart is not mine but I used it to write EA on it. EA can trade every pair but I got best results on GBP/USD and EUR/JPY. I'll appreciate any comments.

The indicator is similar to Bollinger Bands (this same idea), but it uses GruchaAvarage instead of MA for counting.

Opens sell, buy or both orders at a specified time.

Based on MACD.

In my opinion, Welles Wilder RSI (Relative Strength Index) is a great momentum oscillator that works fine for small periods values (from 2 to 20). So I did some changes to it performe as good for greater periods, like 120, introducing a gain variable.

This EA implements a trailing stop buy and a trailing stop sell. It places an order above the price and below the price. The sell stop order will fall with the price, the stop sell order will rise.

Many consecutive Heiken Ashi candles of the same color often indicate a soon and harsh trend reversal. This indicator shows the number of consecutive same color candles. So you can see overbought and oversold situation at first glance.

Average Directional Movement Index with Standard Deviation

Индикатор показывает дивергеницию на стандартном стохастике.

Strategy is based on simple rules. It can work on any currency pair. Best results are obtained with the lowest set TS. The strategy works with any broker, but works better with brokers who allow you to set the low TS.

Trades using two moving average crosses.

Opens and closes orders using parabolic sar signals.

This is my own best EA, in the main lines can be setted up many things.

Very simple scalping EA, no Indicators. Logic is based on very fast price movements.

Based on Zigzag Indicator.

These scripts will record and file a picture of the chart at the time of each trade executed with them.

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