OLAP & Analytics

ClickHouse / ClickHouse

ClickHouse® is a real-time analytics database management system

duckdb / duckdb

DuckDB is an analytical in-process SQL database management system

prestodb / presto

The official home of the Presto distributed SQL query engine for big data

apache / doris

Apache Doris is a real-time analytics and hybrid search database for AI agents.

apache / druid

Apache Druid: a high performance real-time analytics database.

trinodb / trino

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

StarRocks / starrocks

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

databendlabs / databend

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

risingwavelabs / risingwave

Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.

apache / datafusion

Apache DataFusion SQL Query Engine

apache / pinot

Apache Pinot - A realtime distributed OLAP datastore