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About the Project

Verwandlung Online Judge is a cross-platform online judge system, devoting to provide users with complete, open, secure online judge and communication service. You can get the source code on [GitHub](, and help to improve it.

How to Contribute

We´re glad that you want to improve this project. - **We NEED TRANSLATORS** for multi-language support(English and Chinese have supported). - You can report bugs [here]( - You can also create a pull request if you can fix the bug. - If you want to add features to the project, please tell us in the [issues]( page before developing. Thanks for your corporation.


This project is open sourced under [GNU GPL v3]( You can get more information in [terms of use](/terms) page.