AtCoder Analytics

Overview

Adds graphs and an unsolved list to AtCoder user profile pages (powered by AtCoder Problems API).

AtCoder Analytics enhances AtCoder user profile pages with additional statistics: - Solved-by-difficulty histogram (estimated difficulty) - Solved breakdown by contest series (ABC/ARC/AGC/AHC/etc.) - Unsolved list (attempted problems without AC), with links Data is fetched from public endpoints and processed locally in your browser. The extension stores a small local cache to reduce repeated requests. Source code: https://github.com/xneolxnoel/atcoder-analytics-extension

0 out of 5
No ratings
Learn more about results and reviews.

Details

Version
0.1.0
Updated
June 17, 2026
Flag concern
Size
17.64KiB
Languages
English
Developer
Email
xneolxnoel@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

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

Codex Meter

0.0

Local Codex quota and token analytics for the ChatGPT Codex analytics page.

Codex Usage Tracker

3.0

Adds a time-elapsed progress bar to the Codex usage analytics page.

CF Performance Mirror

4.9

Analyze your Codeforces performance — solve time, failure rates, rating changes, and errors by division and time range.

Advent of Code Charts

5.0

Inject charts in your private leaderboard page for Advent of Code - see https://github.com/jeroenheijmans/advent-of-code-charts

AC Analytics

4.6

Analyse AtCoder profiles

CF stalker

4.7

stalk profiles on code forces

Instant Tracking Monitor for Google Analytics

5.0

Show Analytics hits & tracking errors in the extension Icon hits.

Leetcode Analyzer

3.4

Add a graph for visualization of number of question per tag and also add a contest history table

Github Profile Extender

0.0

Github Profile Extender gives you a quick overview of a Github user or the author of a repository.

Codeforces Rating-Based Heatmap

5.0

Displays a rating-based problem-solving heatmap on Codeforces profile pages.

Codeforces Group Stats

4.9

Visual progress showing solved, attempted, and pending problems on Codeforces group pages.

XWise

0.0

在 X 个人资料悬浮卡上直接管理 Lists，一键添加/移除用户，免开主页。