Best Open-source Data Warehouse & OLAP Databases tools

Explore curated open-source tools in the Data Warehouse & OLAP Databases category. Compare technologies, see alternatives, and find the right solution for your workflow.

10+ projects · Page 1 of 1

YTsaurus logo

YTsaurus

Scalable, fault-tolerant platform for big-data storage and processing

Stars
2,195
License
Apache-2.0
Last commit
1 hour ago
C++Active
StarRocks logo

StarRocks

Sub-second ad-hoc analytics across data lakes and warehouses

Stars
11,761
License
Apache-2.0
Last commit
3 hours ago
JavaActive
Databend logo

Databend

AI-native multimodal data warehouse with Snowflake-compatible SQL

Stars
9,312
License
Last commit
5 hours ago
RustActive
DuckDB logo

DuckDB

High-performance in-process analytical SQL database for fast queries

Stars
38,648
License
MIT
Last commit
8 hours ago
C++Active
Apache Doris logo

Apache Doris

High-performance real-time analytical database with MPP architecture

Stars
15,439
License
Apache-2.0
Last commit
13 hours ago
JavaActive
OceanBase logo

OceanBase

Distributed relational database delivering high‑availability, linear scalability, and vector search.

Stars
10,146
License
Last commit
22 hours ago
C++Active
LakeSoul logo

LakeSoul

Cloud-native lakehouse with ACID transactions and streaming upserts

Stars
3,236
License
Apache-2.0
Last commit
1 day ago
JavaActive
ByConity logo

ByConity

Cloud-native data warehouse with compute-storage separation for large-scale analytics

Stars
2,236
License
Apache-2.0
Last commit
4 days ago
C++Active
BemiDB logo

BemiDB

Postgres-compatible analytical database with built-in data sync connectors

Stars
1,522
License
AGPL-3.0
Last commit
5 months ago
GoStable