Open Source Data Warehousing & Processing Tools
A curated collection of the best open source systems for storing and processing large volumes of data for analysis.
Lightning-fast analytics for massive datasets
Stars
49,409Last commit
4 hours agoLicense
Apache-2.0
High-performance columnar OLAP database system for real-time analytics on big data, with SQL support and linear scalability.
Open Source Alternative to:
Centralize, transform, and stash your data
Stars
14,922Last commit
3 days agoLicense
Unknown
Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired destination.
Open Source Alternative to:
Cloud-native data warehouse for lightning-fast analytics
Stars
9,422Last commit
4 hours agoLicense
Unknown
Databend is an open-source, elastic cloud data warehouse built for high-performance analytics and seamless integration with popular data tools.
Open Source Alternative to:
Distributed OLAP database for real-time analytics at scale
Stars
6,125Last commit
1 day agoLicense
Apache-2.0
Sub-second SQL queries on fresh streaming data at petabyte scale, built for high-concurrency user-facing apps and AI agent backends.
Open Source Alternative to:
Real-time stream processing made simple and affordable
Stars
2,245Last commit
11 days agoLicense
Apache-2.0
Timeplus is a lightweight, powerful, and cost-efficient stream processing platform for real-time analytics, deployed as a single binary.
Fast, scalable analytics infrastructure
Stars
1,662Last commit
5 months agoLicense
MIT
Open source analytics platform built on ClickHouse and Kafka, offering high-speed event tracking and real-time querying capabilities.
Open Source Alternative to:
Unlock Data's Potential with Open Source Power
Stars
1,372Last commit
5 hours agoLicense
Apache-2.0
Leverage advanced analytics with a modern PostgreSQL kernel. 100% open source for robust data solutions.
Open Source Alternative to:
Openlane – Open-source, developer-first platform for automated compliance, risk management, and built-in Trust Center.
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