This expert advisor acts as a server bridge for MetaTrader 5, facilitating communication with external applications via ZeroMQ sockets and JSON messaging. It enables remote control from languages like Python to request account details, trade history, and current positions. The system supports the execution of market an
Copier & bridge · MT5
MQTT MQL5 Library
This library and example Expert Advisor provide an MQTT client interface for MetaTrader 5.
High risk
GitHub stars6
Forks6
Last update3 years ago14 May 2023
LicenceMIT
Overview
MQTT MQL5 Library enables the platform to communicate with external MQTT brokers using version 3.1 or 3.1.1 protocols. The system supports both encrypted TLS and standard TCP/IP connections. Users can publish messages to specific topics and subscribe to receive incoming data from external sources. The code handles connection maintenance and basic Quality of Service levels. It serves primarily as a bridge for data exchange between MetaTrader and external IoT or web-based messaging systems.
- MQTT version 3.1 and 3.1.1 support
- SSL and non-SSL connection modes
- Subscribe and publish to MQTT topics
- QoS levels 0 and 1 support
- Graceful connection error handling
Details
Author
gmag11 on GitHub
Type
Copier & bridge
Platform
MetaTrader 5 (MQL5)
Strategy
Martingale
Markets
Any symbol
Timeframes
Any timeframe
Risk profile
- Uses martingale lot scaling: losses can grow fast
EA files
Input parameters
Read from mqttTest.mq5. Defaults are the author's; change them in the EA's Inputs tab.
| Name | Type | Default | Description |
|---|---|---|---|
broker | string | test.mosquitto.org | MQTT server (broker) address |
port | uint16_t | 8883 | Broker TCP port |
mqttuser | string | | User, if needed |
mqttpassword | string | | Password, if needed |
useTLS | bool | true | Use encrypted communication |
baseTopic | string | metatrader | Base topic |
How to install it
- 1Download the sourceUse "Download source (.zip)" above, or clone gmag11/MQTT-MQL5-Library from GitHub, and unzip it.
- 2Open the data folderIn MetaTrader choose File, then Open Data Folder, and go to MQL5/Experts.
- 3Copy the filesCopy the .mq5 file into Experts, and any .mqh files into the Include folder the code expects.
- 4Compile in MetaEditorOpen the file in MetaEditor and press Compile. Fix any missing includes the compiler reports.
- 5Test before you tradeRun it in the Strategy Tester, then attach it to a demo chart and allow algorithmic trading.
Third-party code. ForexR did not write, test or endorse this EA, and the summary above was generated automatically from its README and code. ForexR lists only repositories with readable source code and never hosts files. Read the code, backtest it and use a demo account first; automated trading can lose money quickly.
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