DirectX 11 is a set of application programming interfaces (APIs) developed by Microsoft that allows software developers to create high-performance multimedia applications, particularly video games. It provides tools for rendering 2D and 3D graphics, handling audio, and managing input devices, making it easier for developers to create visually stunning and immersive experiences. One of the key features of DirectX 11 is its support for advanced graphics techniques, such as tessellation and compute shaders. These features enable more detailed textures and complex visual effects, enhancing the overall quality of games and applications. DirectX 11 is widely used in the gaming industry and is compatible with various hardware, ensuring broad accessibility.