Spunky X Vulkan is a Minecraft modpack that replaces OpenGL with the Vulkan renderer to improve rendering performance. Rather than adding extra content that slows the game down, it focuses on higher FPS, stability, and smoother gameplay, including on low-end PCs.
The modpack reduces stuttering and input lag for a more responsive experience. Vulkan also helps reduce memory leaks and crashes, while its rendering optimizations support better performance when running demanding modpacks.