Hcode Online Judge（HOJ）

An open source online judge system base on SpringBoot, Springcloud Alibaba and Vue.js !

Overview

One click deployment based on Docker and Docke-compose
Multi-language support：C、C++、C#、Python、PyPy、Go、Java、JavaScript、PHP、Ruby、Rust
Remote judge support： HDU、POJ、Codeforces、GYM、AtCoder、SPOJ、LIBRE
Perfect evaluation mode：General 、Special、Interactive 、Self-test、Subtask、File IO
Perfect contest function：Star team、 Attention team、 External Rank、Scroll Board
Support group and discussion area function

Online Demo	Documents	Github&Gitee	QQ Group
https://hdoi.cn	https://docs.hdoi.cn	https://github.com/HimitZH/HOJ https://gitee.com/himitzh0730/hoj	598587305（Full）、743568562

Installation

Please running HOJ on the following platforms:

Ubuntu 18.04 and above
CentOS Linux release 8.0 and above

And the server configuration requirements for stable operation of HOJ:

CPU: 2 cores and above
Memory: 4G and above

For installation options and troubleshooting tips, see HOJ Documents.

One click deployment Base On Docker & Docker-compose

If your system already has Docker and Docker-compose and want to quickly taste the functions of the HOJ, you can deploy it quickly according to the following commands：

sudo apt-get update && sudo apt-get install -y vim curl git

sudo apt-get update

git clone https://github.com/HimitZH/HOJ-Deploy.git && cd hoj-deploy && cd standAlone

# Change some configuration such as password.
vim .env

sudo docker-compose up -d

According to the network speed, the setup can be completed automatically in about 5 to 20 minutes without manual intervention.

Wait for the command execution to complete, and then run docker ps. When you see that the status of all the containers does not have unhealthy , it means HOJ has started successfully.

Browser Support

Modern browsers(chrome, firefox) and Internet Explorer 10+, also supports mobile browser.

Support & Contribution

If you think HOJ is helpful to you, please give the project a star.
If you found any bug, please feel free to contact us QQ Group: 598587305 or issue.
Thanks to everyone that contributes to this project.