AAApache 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 DDagster 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 PPrefect Technologies, Inc. · ETL/ELT & orchestration
Python workflow orchestration library and server where decorated functions become observable, retryable flows, with Prefect Cloud as hosted option
Apache-2.0Open sourceFreemiumLocalSelf-hostedRedirected