This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.

Analyse Codeforces profiles

Rating predictor for Codeforces

Track your practice progress on Codeforces.

Makes Codeforces better: multiple ratings graph, colorizes standings, adds "Hide/Show solved problems" link

This extension filters the standings for a given contest on Codeforces to show only active competitors of a specific country.

No ButtHurt EXTension for Codeforces: know your rating

Codeforces extension pack

This extension will help you to remain updated with the latest CodeForces contests.

Very simple extension to hide/show problems tags

Enhances the static codeforces websites with additional features so that you get a complete environment during contests

Codeforces.com Mongolian translation

Get output for custom input while solving problems on codeforces

A Codeforces Problem Tracker Chrome Extension which helps you to track your problems.

How it works? 1. Install this extension. 2. Then browse any codeforces problem and click on the extension. You get all the…

customize and extend codeforces

Shows recent blog actions on codeforces.com platform and check your friends list status and submissions.

See your pending questions(WA,Compile error etc.) on Codeforces instead of distracting posts on Facebook news feed.

It enhances the Codeforces user profile according to selected options locally

Calendar for all the upcoming contests on different competitive programming platforms like Codeforces, Codechef, Leetcode, etc.

Get rating for Codeforces problems even with problem tags off.

Adds Codeforces-style friending to the Timus Online Judge.

This extension reminds you about upcoming Codeforces contests

push notification for codeforces

allow user to like or dislike a problem on codeforces

Shows standings with updated names from codeforces

Monash University ACM Teams' Training Tool.

各種オンラインジャッジの問題にproblem IDからアクセスできたり、サブミットできたりする予定です。現在はAOJ,UVa,PKU,ACM-ICPC LiveArchive, Codeforcesの問題にアクセスできます。

Codeforces Zen mode & dark mode

Tells the time remaining for the latest contest that will happen in Codeforces. You need not to login and see for the latest…