Strava - The #1 app for runners and cyclists

Challonge - The Ultimate Source for Tournament Brackets

Runtastic - Runtastic offers a series of fitness apps that can be used to track your running, walking, hiking, and cycling, as well as many other fitness routines. Read more about Runtastic.

smash.gg - An esports platform empowering bottoms-up growth of competitive communities with value-add services...

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.