Extension Tracker

CF-Predictor

50,000 users Rated 4.08 from 172 ratings Last updated 28 Nov 2022

By Wsl_F Live in the Chrome Web Store ocfloejijfhhkkdmheodbaanephbnfhn Last checked 28 Sep 2026, 02:09 UTC

The listing

What the Chrome Web Store shows, as of the last check

This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.Summary from the listing
Developer
Wsl_F
Category
Productivity › Developer Tools
First published
13 Feb 2017
Last updated
28 Nov 2022
Version
1.3.2
Size
84.96 KiB
Minimum Chrome
88
Languages
1 language

English

Support page
https://codeforces.com/blog/entry/50411?locale=en
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Viewer ↗
Users over time As shown on the Chrome Web Store
49K50K51KTracking began 27 Sep 202627 Sep28 Sep2026-09-27: 50,000 users2026-09-28: 50,000 users50,00049K50K51KTracking began27 Sep28 Sep2026-09-27: 50,000 users2026-09-28: 50,000 users50K
Average rating
4.004.1027 Sep28 Sep4.084.004.1027 Sep28 Sep4.08
Number of ratings
170.0172.5175.027 Sep28 Sep172170.0172.5175.027 Sep28 Sep172
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-09-2850,0004.08172
2026-09-2750,0004.08172
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#2,504
by users, of 264,703 extensions
In its category
#220
of 27,615 in Developer Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites
  • https://cf-predictor.wasylf.xyz/cf-predictor.wasylf.xyz
Sites where it runs scripts
  • http://codeforces.com/contest/*/standings*codeforces.com
  • https://codeforces.com/contest/*/standings*codeforces.com

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 28 Sep 2026, 02:09 UTC; next check around 5 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “CF-Predictor” (ocfloejijfhhkkdmheodbaanephbnfhn). Chrome Web Store data, last checked 2026-09-28. https://extensiontracker.com/extension/ocfloejijfhhkkdmheodbaanephbnfhn. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_ocfloejijfhhkkdmheodbaanephbnfhn,
  title   = {CF-Predictor (ocfloejijfhhkkdmheodbaanephbnfhn)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-28},
  url     = {https://extensiontracker.com/extension/ocfloejijfhhkkdmheodbaanephbnfhn},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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