Great series of short articles introducing Apple's Metal framework.
- 2022-04-01: Day 1: Devices
 - 2022-04-02: Day 2: Buffers
 - 2022-04-03: Day 3: Commands
 - 2022-04-04: Day 4: MTKView
 - 2022-04-05: Day 5: Shaders
 - 2022-04-06: Day 6: Pipelines
 
Great series of short articles introducing Apple's Metal framework.