The programming language commonly used for game development is C++. This language is favored for its performance and efficiency, which are crucial when creating complex games with high-resolution graphics and real-time processing. C++ provides developers with granular control over system resources and memory management, enabling the creation of optimized algorithms. Additionally, many popular game engines, such as Unreal Engine, utilize C++, allowing developers to take advantage of the engine’s full capabilities. While other languages like C# and Java are also used, particularly in environments like Unity, C++ remains the standard for demanding projects that require maximized performance.