Formerly known as YouLian Database, it was renamed as YouQing Blockchain Database after applying for trademark.
The UChain blockchain database uses blockchain technology to make the data history in the database immutable.
- Official Website: https://www.uchaindb.com/
- Documentation: https://doc.uchaindb.com/
- Front end: https://app.uchaindb.com/
- Open source code: https://github.com/uchaindb/UClient
- [Related explanatory open source books] (.. /.. /2018/blockchain-system-implementation/)
The underlying application uses the Uniking blockchain database:
- [Lights Project] (.. /deng-project/)
- [Sutu.com] (.. /.. /2018/sutu-pic/)