Interface with the HC-SR04 ultrasonic distance sensor.
Implementation of the [HPack](https://http2.github.io/http2-spec/compression.html) protocol, a compression format for efficiently representing HTTP header fields, to be used in HTTP/2.
Elixir library to interface with the VL53L0X Time-of-Flight sensor
Elixir library to interface with the VL6180X Time-of-Flight sensor