CodeforcesSync respects your privacy.


CodeforcesSync does not collect, sell, or share personal data for advertising or analytics.


The extension uses GitHub OAuth 2.0 with PKCE only to authenticate the user and perform GitHub repository operations that the user explicitly requests.

Access tokens are stored locally inside the browser and are never transmitted to any third-party analytics service.


The extension retrieves publicly available information from the Codeforces API, including profile information and accepted submissions.

• GitHub API
• Codeforces API

No advertising, tracking, or analytics services are used.


The source code is publicly available on GitHub for inspection and verification.