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3 tools

Apache Software Foundation · ETL/ELT & orchestration

Python workflow orchestrator for scheduling and monitoring DAGs of tasks, with hundreds of provider packages and managed offerings from several clouds

Apache-2.0Open sourceFreeSelf-hostedNov 2, 2026

Apache Spark

Apache Software Foundation · Analytical engines & OLAP

Distributed data processing engine with DataFrame and SQL APIs in Python, Scala, Java and R, plus structured streaming and MLlib

Apache-2.0Open sourceFreeLocalSelf-hostedNov 2, 2026

Dagster

Dagster Labs · ETL/ELT & orchestration

Asset-oriented Python orchestrator that models pipelines as software-defined data assets with lineage, checks and a hosted Dagster+ option

Apache-2.0Open sourceFreemiumLocalSelf-hostedRedirected

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Apache Airflow

Apache Spark

Dagster