See all upcoming coding contests from all popular platforms (codechef, hackerrank, hackerearth, topcoder, codeforces) at http://codingcalendar.com/upcoming
An android app for the upcoming coding contests is also available on play store under the name "Coding Calender" .It allows to set reminders and many other features are also available.
See all upcoming coding contests from all popular platforms (codechef, hackerrank, hackerearth, topcoder, codeforces) at http://codingcalendar.com/upcoming