1duckdb / duckdbDuckDB is a high-performance analytical database systemsqldatabaseolapanalyticsembedded-databaseC++MIT43K total4.2K forks+190 starsfrom 42,544 · score 5.25
2ClickHouse / ClickHouseClickHouse® is a real-time analytics database management systemdbmsolapanalyticssqlbig-datampp+11 moreC++APACHE-2.051K total9.2K forks+113 starsfrom 50,595 · score 4.74
3oceanbase / oceanbaseOceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.oceanbasepaxoshtapcloud-nativemysql-compatibilityoltp+14 moreC++APACHE-2.010K total1.9K forks+7 starsfrom 10,354 · score 2.08