DirectFB
Mir
Y Window System
Wayland
Xynth Window System
Metisse
XQuartz
xmodmap
fitbit
WHOOP Strap
ลURA Ring
Lose it!
MyFitnessPal
Workouts by Muscle Booster
SmartHealth
TFit
DirectFB
fitbitFitbit has everything I need, the steps, the Heart Rate, it has all of my exercising modes, and it has a fair price. It has a rather simplistic User interface, which I really like to be honest. Highly recommened!
Mir - The purpose of Mir is to enable the development of user interfaces shells.
WHOOP Strap - The world's most powerful training and recovery tool
Y Window System - Y Window System is a platform that allows you to improve the speed, working, and efficiency of the application in your operating system and helps you to increase the responsiveness of applications similar to any locally based app.
ลURA Ring - Advanced sleep and fitness tracker
Wayland - Wayland is intended as a simpler replacement for X, easier to develop and maintain.
Lose it! - Snap a photo of your food to get nutritional facts