Cf Local Predictor
View on Chrome Web StoreChrome will indicate if you already have this installed.
Overview
CF Local Predictor adds local rating predictions directly to Codeforces standings pages.
Features:
• Local rating prediction without external servers
• Predicted rating delta column (Δ)
• Predicted title transition column (↕)
• Full official standings calculation through the Codeforces API
• Lightweight UI integrated into the native Codeforces standings style
• Works on finished and active contests
The extension performs all prediction calculations locally in the browser and does not collect or transmit personal data.
Tags
Privacy Practices
✓
Not being sold to third parties, outside of the approved use cases
✓
Not being used or transferred for purposes that are unrelated to the item's core functionality
✓
Not being used or transferred to determine creditworthiness or for lending purposes
🔐 Security Analysis
This extension hasn't been security-scanned yet.
Similar Extensions
More in Productivity/developer →
Capture a screenshot of your current page in entirety and reliably—without requesting any extra permissions!
브라우저에서 라온시큐어의 PC보안 기능을 사용하기 위한 확장 프로그램입니다.
Adds React debugging tools to the Chrome Developer Tools.
Created from revision 3cde211b0c on 10/20/2025.