Best Open Source ETL & Data Integration Tools using Python in 2026

Kestra

Orchestrate data workflows with ease and precision

Stars
26,720
Forks
2,553
Last commit
13 hours ago

A powerful, open-source orchestrator for building, running, and monitoring complex data pipelines and workflows

Open Source Alternative to:

n8n

Airbyte

Open-source data integration for modern teams

Stars
21,109
Forks
5,148
Last commit
12 hours ago

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

Open Source Alternative to:

Fivetran

Logstash

Centralize, transform, and stash your data

Stars
14,837
Forks
3,499
Last commit
3 days ago

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:

DataDog

Mage

Magical data pipeline tool for seamless transformations

Stars
8,707
Forks
958
Last commit
18 days ago

Open-source data pipeline platform for effortless data integration, transformation, and orchestration using Python, SQL, and R.

Open Source Alternative to:

Segment

CocoIndex

Ultra-fast data transformation for AI with lineage

Stars
6,911
Forks
499
Last commit
5 hours ago

Open-source ETL framework built in Rust for AI workloads. Features incremental processing, data lineage, and observability tools for semantic search and RAG applications.

Open Source Alternative to:

Segment

CloudQuery

Sync and transform data from any source to any destination

Stars
6,377
Forks
545
Last commit
6 hours ago

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:

Snowflake

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Kestra

Orchestrate data workflows with ease and precision

Stars
26,720
Forks
2,553
Last commit
13 hours ago

A powerful, open-source orchestrator for building, running, and monitoring complex data pipelines and workflows

Open Source Alternative to:

n8n

Airbyte

Open-source data integration for modern teams

Stars
21,109
Forks
5,148
Last commit
12 hours ago

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

Open Source Alternative to:

Fivetran

Logstash

Centralize, transform, and stash your data

Stars
14,837
Forks
3,499
Last commit
3 days ago

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:

DataDog

Mage

Magical data pipeline tool for seamless transformations

Stars
8,707
Forks
958
Last commit
18 days ago

Open-source data pipeline platform for effortless data integration, transformation, and orchestration using Python, SQL, and R.

Open Source Alternative to:

Segment

CocoIndex

Ultra-fast data transformation for AI with lineage

Stars
6,911
Forks
499
Last commit
5 hours ago

Open-source ETL framework built in Rust for AI workloads. Features incremental processing, data lineage, and observability tools for semantic search and RAG applications.

Open Source Alternative to:

Segment

CloudQuery

Sync and transform data from any source to any destination

Stars
6,377
Forks
545
Last commit
6 hours ago

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:

Snowflake

Open Source ETL & Data Integration Tools using Python

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