CF Calendar icon

CF Calendar

by notVishesh · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 21 Oct 2026

A Chrome extension that checks for new Codeforces contests every 12 hours and adds them to Google Calendar.

Users
15
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#174K
#146K among extensions
Version
1.0
updated 18 Jun 2024

Users

monthly, 2 years
0918Jun 2024Sep 2025Oct 2026
Latest, 21 Oct 2026: 15 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years
001Jun 2024Sep 2025Oct 2026
Latest, 21 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About CF Calendar

A chrome extension which let you track the codeforces contests. It add events on your google calendar for the track of the

Growth

WindowUsersChangeRatingsRating
7 days+3+25.0%00.00
30 days0+0.0%00.00
6 months−1−6.2%00.00
1 year+7+87.5%00.00

Version history

1 versions recorded
1.018 Jun 2024

Details

Category
Tools
First seen
18 Jun 2024
Size
17 KB
Languages
en
Pricing
Free
Privacy policy
docs.google.com
Extension ID
ioemiiieoamohhdbnjcafooaeggjlghm

Permissions and risk

Low riskimpact 1, likelihood 2
Permissions
alarmsstoragecookies
Site access
http://localhost/*https://codeforces-contest-tracker.vercel.app/*

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