chDB is an in-process OLAP SQL Engine
A fast open-source OLAP database management system
DuckDB is an in-process SQL OLAP Database Management System
A graph database that supports more than 100+ billion data
StarRocks is a next-gen sub-second MPP database for full analytics
Postgres-native columnar storage extension
Official Microsoft repository containing code samples for SQL Server
Data visualization analysis tool
Pentaho offers comprehensive data integration and analytics platform.
Columnar storage extension for Postgres
Adhoc Data Exploration - Live & Easy
OLAP tool for PHP-MySQL systems.
palo olap open office calc plugin for data analysis
Open Java API for OLAP
Solution for integration ZK framework and Olap4j