stretchly - break time reminder app
Fitbod - Personalized Strength-Training powered by Machine Learning
Workrave - Workrave is a program that assists in the recovery and prevention of Repetitive Strain Injury (RSI).
Fitocracy - Fitocracy is a social network that turns exercise into a cooperative and competitive exercise with friends, rivals, and strangers.
BreakTimer - Save yourself from RSI and eye-strain BreakTimer allows you to set up customizable breaks and will remind you to take them. BreakTimer is free and open source and available for Windows, macOS and Linux.
MyFitnessPal - Track the number of calories that you consume each day with MyFitnessPal. The app also lets you create a diet and track the exercise that you complete each day whether it's walking, running or some other type of program.