A Forex custom script automates trading decisions and executions on a Forex trading platform. Types of custom scripts include Expert Advisors (EAs), indicators, and scripts that automate specific trading tasks. Benefits of custom scripts include automation, speed, emotionless trading, and customization. Programming languages used for custom scripts include MQL, Python, and Java. To create a custom script, define your trading strategy, choose a programming language, write the script, and test and refine it. Ensure the script includes proper risk management techniques and continuously monitor its performance. Custom scripts can be used on various Forex trading platforms, including MetaTrader. By automating trading decisions, custom scripts can help traders optimize their trading strategies and improve their overall performance. Effective use requires careful testing and ongoing monitoring.