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Dagster×Temporal×
AttributeDagsterOpen sourceTemporalOpen source
Overview
Primary focusOpen-source data orchestrator with software-defined assets; Dagster Labs joined Prefect in 2026.Durable execution platform for reliable distributed workflows
DeploymentSelf-hostedSelf-hosted
Source modelOpen sourceOpen source
Pricing modelopen sourcefreemium
API availableYesNot specified
Windows desktopNot specifiedNot specified
Mobile appNot specifiedNot specified
OverviewDagster is an open-source Python orchestrator built around software-defined assets. Its creator, Dagster Labs (formerly Elementl), was acquired by Prefect in 2026; the open-source project keeps its license and Dagster+ continues unchanged for existing customers.Temporal is an open-source durable execution platform for building reliable distributed workflows in code, self-hosted (MIT) or via usage-based Temporal Cloud.
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DagsterOpen source
Primary focus
Open-source data orchestrator with software-defined assets; Dagster Labs joined Prefect in 2026.
Deployment
Self-hosted
Source model
Open source
Pricing model
open source
API available
Yes
Windows desktop
Not specified
Mobile app
Not specified
Overview
Dagster is an open-source Python orchestrator built around software-defined assets. Its creator, Dagster Labs (formerly Elementl), was acquired by Prefect in 2026; the open-source project keeps its license and Dagster+ continues unchanged for existing customers.
TemporalOpen source
Primary focus
Durable execution platform for reliable distributed workflows
Deployment
Self-hosted
Source model
Open source
Pricing model
freemium
API available
Not specified
Windows desktop
Not specified
Mobile app
Not specified
Overview
Temporal is an open-source durable execution platform for building reliable distributed workflows in code, self-hosted (MIT) or via usage-based Temporal Cloud.

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