TiDB
TiDB is an open source distributed SQL database featuring hybrid transactional and analytical processing (HTAP) capabilities in a single system. It is MySQL-compatible, horizontally scalable, and designed for applications requiring both real-time OLTP and analytical queries without ETL. TiDB is developed by PingCAP and has a large global community.
🔗 https://www.pingcap.com/tidb/ | GitHub: https://github.com/pingcap/tidb