Codeforces Calendar

Chrome extension that syncs upcoming Codeforces contests into Google Calendar.

It injects Sync buttons into the Codeforces upcoming contests table. Clicking Sync creates or updates a Google Calendar event for that contest.

Chrome Web Store: https://chromewebstore.google.com/detail/codeforces-calendar/dgnbedklljnmnlkojkjhgmhciiigfgcn

GitHub: https://github.com/xziyu6/codeforces-calendar

How to use

1. Click the extension icon and follow the instructions in the popup.
2. Open the Codeforces contests page and click Sync on an upcoming contest row.
3. You can click Sync again later to update the same event.

If things break

If you see a red status next to a contest row (for example error or created (fallback) / updated (fallback)), or encounter any bugs, please report to me in Github Issues.

Permissions

• Uses Google sign-in and Calendar access to create/update events.
• Reads Codeforces upcoming contest pages and Codeforces API to get contest data.

Privacy Policy

See here.