Now available on Firefox store as well: https://www.crxsoso.com/firefox/detail/kontest-reminder/ What's New? - Visit a Coding Contest in one click. - Add contest to google calendar and use its features. - Set an alarm which will allow the extension to open the contest link 1 minute prior to the contest. - Delete a contest in the list. - Select specific websites for updates. Sites we support? - Codechef - Codeforces - Hacker Earth - Geeks For Geeks - Leetcode and many more... Kontest-Reminder doesn’t take any personal information from the user. It fetches data from API's one an hour and stores it in chrome database. Shout out to kontests.net for providing with awesome api's. We are planning to make our own API's hope then we can perform better.