Popular Open Source Online Judge based on PHP/C++/MySQL/Linux for ACM/ICPC and NOIP training, with easy installation. 开源OJ系统

A realtime collaborative IDE with code execution, intellisense, mobile support, and built-in USACO submissions.

Automatically send BOJ info to your discord server.

The Original Extension is there on the Chrome web store, but it does not contain these updated features. Read the Release part to use the new features.

ChatGPT Competitive Programming Extension (supports: SPOJ, Projecteuler, Codeforces, POJ, Atcoder, Hackerrank, Hackerearth, Kattis, DMOJ, Timus, Eolymp, Topcoder, LightOJ, Toph, CSES, Interviewbit,…

This Chrome extension lets you copy Problems from a Baekjoon Online Judge Set, and easily paste it to a new Set.

대한민국 운전면허시험 1, 2종 학과시험 온라인 연습장