The openEuler kernel is the core of the openEuler OS, serving as the foundation of system performance and stability and a bridge between processors, devices, and services.

OceanBase is an enterprise distributed relational database with high availability, high performance, horizontal scalability and compatibility with SQL standards.

TiDB is an open source distributed HTAP database compatible with the MySQL protocol

GreatSQL是一款开源免费数据库，可在普通硬件上满足金融级应用场景，具有高可用、高性能、高兼容、高安全等特性，可作为MySQL或Percona Server for MySQL的理想可选替换。

GmSSL (http://gmssl.org) 是支持国密算法和标准的OpenSSL分支，增加了对国密SM2/SM3/SM4算法和ECIES、CPK、ZUC算法的支持，实现了这些

以MySQL 8.0.27作为原始基线版本。