A low-level, low-overhead hardware-accelerated 3D graphic and compute shader API. Metal combines functionality similar to OpenGL and OpenCL under one API. Can be implemented using Swift or Objective-C programming languages.
|Latest stable version||Metal 2|
According to Apple, more than 148,000 applications use Metal directly, and 1.7 million use it through high-level frameworks, as of June 2017. Presumably, most of these are applications and games on iOS.