CF-Predictor is a free Chrome extension developed by Wsl_F. Designed specifically for Codeforces users, this extension aims to eliminate the nerve-wracking wait for rating updates. By modifying the contest standings page, CF-Predictor provides approximate rating changes for each contestant during and after the contest.

Waiting for a rating update on Codeforces can be a stressful experience, leading to the demise of countless nerve cells. CF-Predictor offers a solution by offering real-time predictions of rating changes. With this extension, users no longer have to endure the anxiety that comes with waiting for updates.

CF-Predictor is a valuable tool for Codeforces users who are keen on keeping track of their rating changes. By providing approximate deltas, this extension allows users to stay informed and plan their next moves accordingly. With its user-friendly interface and accurate predictions, CF-Predictor is a must-have for Codeforces enthusiasts.