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Open Source ETL & Data Integration Tools using Java

A curated collection of the best open source tools to extract, transform, and load data between systems. using Java.

Declarative workflow orchestration for data, AI, and infra
  • Stars


    27,952
  • Last commit


    9 hours ago
  • License


    Apache-2.0
YAML-based orchestration platform with 1400+ plugins for running data pipelines, AI workflows, and infrastructure automation across teams at scale.

Open Source Alternative to:

Open-source data integration for modern teams
  • Stars


    21,972
  • Last commit


    10 hours ago
  • License


    Elastic-2.0
Seamlessly sync data from any source to any destination with a flexible, extensible platform that grows with your data needs.

Open Source Alternative to:

Centralize, transform, and stash your data
  • Stars


    14,929
  • Last commit


    3 days ago
  • License


    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:

Sync and transform data from any source to any destination
  • Stars


    6,503
  • Last commit


    2 days ago
  • License


    MPL-2.0
CloudQuery is an open-source ELT platform that enables easy data integration from hundreds of cloud and security tools to any destination.

Open Source Alternative to:

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