Several programming languages are widely used in software development, depending on the type of application and platform. Some common languages include: Java: Often used for Android app development and enterprise-level applications. Python: Known for its simplicity and versatility, used in web development, data science, and scripting tasks. JavaScript: Primarily used for web development and building interactive user interfaces. C#: Popular for game development on platforms like Unity and Windows applications. Swift: Used for iOS and macOS app development. C++: Commonly used in game development and system-level programming.