13 open-source Data Integration & ETL vendors
Open-source software for Data Integration & ETL that you can self-host, with auditable source code — regardless of the developer's headquarters.
- vendors scored
- 13
- European
- 4
- last checked
- 11 October 2026
Vendors, scored
Score per vendor: 0 = high exposure, 100 = sovereign
Sort
- Sovereignty score 92 out of 100dlt (dltHub)Germany · Self-hosted / open sourceGerman (Berlin) company behind dlt, an open-source Python library for data loading/pipelines.
- Sovereignty score 92 out of 100LogstashNetherlands · Self-hosted / open sourceElastic's open-source data processing pipeline for collecting, transforming and routing logs; actively maintained (an Apache 2.0-licensed edition is available).
- Sovereignty score 82 out of 100HiveMQGermany · EU sovereignGerman (Landshut) MQTT broker and industrial data platform for IoT/edge-to-cloud.
- Sovereignty score 82 out of 100KNIMESwitzerland · EU sovereignSwiss open-source platform for data analysis, ETL and machine learning workflows
- Sovereignty score 79 out of 100MeltanoUnited Kingdom · Non-EU vendorOpen-source ELT platform for extracting and loading data with Singer taps
- Sovereignty score 71 out of 100Apache KafkaUnited States · Self-hosted / open sourceOpen-source event-streaming platform from the Apache Software Foundation (US); self-hostable.
- Sovereignty score 71 out of 100Apache NiFiUnited States · Self-hosted / open sourceOpen-source dataflow platform for automating data movement between systems
- Sovereignty score 71 out of 100DagsterUnited States · Self-hosted / open sourceDagster is an open-source, Apache-2.0 licensed data orchestration tool from Dagster Labs (US) for building and observing data pipelines.
- Sovereignty score 71 out of 100PentahoUnited States · Non-EU vendorOpen-source business analytics and data integration platform with ETL capabilities
- Sovereignty score 71 out of 100RapidMinerUnited States · Non-EU vendorGerman data science platform for data preparation, machine learning and model deployment
- Sovereignty score 69 out of 100Apache CamelUnited States · Self-hosted / open sourceApache Software Foundation integration framework for routing and mediation between systems; actively maintained with 1,100+ contributors and 450+ companies involved.
- Sovereignty score 69 out of 100Mage AIUnited States · Self-hosted / open sourceOpen-source data pipeline tool (Apache 2.0) from Mage Technologies, Inc. of Santa Clara, California; available as a cloud service or self-hosted.
- Sovereignty score 69 out of 100VectorUnited States · Self-hosted / open sourceDatadog's open-source observability data pipeline (written in Rust) for collecting, transforming and routing logs and metrics; actively maintained, with Datadog as the dominant commercial sponsor.
Assess your own stack in the assessment
Assess your stack →