Features

• New! Compatability to Moodle 3.4+
• New! Ideone is converted to Sphere Engine.
• New! Syntax Highlighter is now back since Online Judge 1.9.
• New! Student statistics is back to work again.
• New! Sandbox compilation parameters are passed through the user interface.

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• Support multi-files assignment. (sandbox only)
• Global settings.
• Rejudge one submission only.
• Backup & Restore. And import from another course.
• Support both Linux and Windows, 32-bit and 64-bit.
• Locally run C/C++ code in sophisticated sandbox environment to prevent attacks (e.g. rebooting system, accessing files/network, consuming/occupying system resources). (Linux only)
• Remotely run C/C++, Java, C#, Python, PHP, schema and other 40+ languages in http://ideone.com. It is safe and free. See http://ideone.com/faq for a full list of supported languages.
• Different results (e.g. Accept, Wrong Answer, Presentation Error, Compilation Error, Time/Memory/Output Limit Exceed) get a different grade.
• Support multiple test cases.
• Grade test cases separately. E.g., there are four cases and a max grade of each is 25. The student pass three of them can get 25+25+25 = 75.
• Customized feedback/hint can be shown to who doesn't pass the test.
• Compile-only mode.
• Teachers can trigger rejudge of any submissions and grade manually anytime.
• Support resubmits many times and one time submit.
• More details (program output and etc.) can be shown to teachers.
• Easy installation, no root required.
• Translation: English, Simplified Chinese, and Portuguese