smash.gg - An esports platform empowering bottoms-up growth of competitive communities with value-add services...
Fitbod - Personalized Strength-Training powered by Machine Learning
Challonge - The Ultimate Source for Tournament Brackets
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.
SportsEngine - SportsEngine is an online platform that helps users in finding youth sports programs or articles or news on different sports.
Fitocracy - Fitocracy is a social network that turns exercise into a cooperative and competitive exercise with friends, rivals, and strangers.