The top 3 programming languages for automation testing are Python, Java, and C#. These languages are popular among developers and automation testing companies for their ease of use and wide range of frameworks and libraries available for testing.

• Python: Python is a general-purpose programming language that is known for its simplicity and readability. It is a popular choice for automation because it has a large number of libraries and frameworks available, making it easy to get started.
• JavaScript: JavaScript is a scripting language that is used to make web pages interactive. It is also a popular choice for automation, especially for tasks related to web interactions.
• Java: Java is a robust and versatile programming language that is used for a wide variety of applications, including automation. It is a good choice for large-scale automation projects because it is platform-independent and has a large community of developers.
• PowerShell: PowerShell is a scripting language that is designed for Windows administration. It is a good choice for automating tasks on Windows systems.
• Ruby: Ruby is a dynamic programming language that is known for its elegance and simplicity. It is a good choice for automation projects that require a high degree of flexibility.
• Bash: Bash is a shell scripting language that is used to automate tasks on Unix-like systems. It is a good choice for automating tasks that require a high degree of control over the operating system.

The best programming language for automation will depend on the specific needs of the project. However, Python is a good choice for most automation projects because of its simplicity, readability, and availability of libraries and frameworks.

Table comparing the top 5 programming languages for automation