wasp-os - Firmware for smart watches based on the nRF52 family of microcontrollers (including Pine64 PineTime)
Food 52 - Social network for foodies.
InfiniTime - InfiniTime is an open-source, C++-based firmware OS specifically made for the PineTime smartwatch.
One Month Skill - Learn a new skill every month with daily emails
MevoFit Fitness Tracker - MevoFit Fitness Tracker is an app that is designed to be an all-in-one solution for your fitness needs.
One Month iOS - Learn to build your first iPhone app in just one month