#olap (28 Repositories)
Ranked open-source repositories tagged with #olap, scored by pull request acceptance likelihood and maintainer engagement velocity.
49.6%
44.9h
28 repositories tagged #olap
apecloud/myduckserver
Unified MySQL, Postgres & FlightSQL Server, Powered by DuckDB.
spiculedata/saiku
Open-source semantic layer: one cube for Excel (MDX/XMLA), dashboards, and AI agents (MCP). Mondrian + Apache Calcite.
apache/datafusion-ballista
Apache DataFusion Ballista Distributed Query Engine
matrixorigin/matrixone
AI-native HTAP database with Git-for-Data and built-in vector search, serving as the data and memory backbone for intelligent agents and applications.
serenedb/serenedb
The First Real-Time Search Analytics Database
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.
crate/crate
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
ClickHouse/ClickBench
ClickBench: a Benchmark For Analytical Databases
paradedb/paradedb
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
Pometry/Raphtory
Scalable graph analytics database powered by a multithreaded, vectorized temporal engine, written in Rust
apache/datafusion
Apache DataFusion SQL Query Engine
databendlabs/databend
Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.
apache/doris
Apache Doris is a real-time analytics and hybrid search database for AI agents.
ClickHouse/ClickHouse
ClickHouse® is a real-time analytics database management system
duckdb/duckdb
DuckDB is an analytical in-process SQL database management system
apache/cloudberry
One advanced and mature open-source MPP (Massively Parallel Processing) database. Open source alternative to Greenplum Database.
pixelsdb/pixels
An efficient storage and compute engine for both on-prem and cloud-native data analytics.
apache/doris-flink-connector
Flink Connector for Apache Doris
flock-lab/flock
Flock: A Low-Cost Streaming Query Engine on FaaS Platforms
KuiBaDB/KuiBaDB
Another OLAP database
simbafl/DataWarehouse
从数据仓库到用户画像，从数据建设到数据应用
PsiACE/databend-internals
Databend 内幕大揭秘
metriql/metriql
The metrics layer for your data. Join us at https://metriql.com/slack
shunfei/indexr
An open-source columnar data format designed for fast & realtime analytic with big data.
logv/sybil
columnar storage + NoSQL OLAP engine | https://logv.org
mechatroner/RBQL
RBQL - Rainbow Query Language: SQL-like query engine for (not only) CSV file processing. Supports SQL queries with Python and JavaScript expressions.
heavyai/heavydb
HeavyDB (formerly MapD/OmniSciDB)
DataBrewery/cubes
[NOT MAINTAINED] Light-weight Python OLAP framework for multi-dimensional data analysis