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Astronomer (Astro) alternatives: 6 apps ranked by verified data

Facts checked Nov 8, 2026AppBreakup editorialHow we rankAll workflow orchestration tools

Top picks

Common reasons people leave Astronomer (Astro): deployments bill by the hour even when no tasks run, and only orchestrates Airflow, so it doesn't help if you prefer another framework. We ranked 6 alternatives by how directly each one replaces Astronomer (Astro), then by reviews, real visits and how recently each app's facts were checked against its own website. Apache Airflow currently ranks first.

Quick comparison

#AppPricingVerified priceOpen sourcePlatformsVerified factsScore
1Apache Airflow logoApache AirflowOpen source—YesLinux, Self-hosted, Web5 of 568.8
2Prefect logoPrefectOpen source$100/monthYesWeb, Linux, macOS +25 of 564.8
3Argo Workflows logoArgo WorkflowsOpen source—YesSelf-hosted4 of 461.8
4Dagster logoDagsterOpen source$10/month plus creditsYesWeb, Linux, macOS +25 of 561.8
5Google Cloud Composer (Managed Airflow) logoGoogle Cloud Composer (Managed Airflow)Paid$0.06 per DCU-hour (Composer 3, us-central1)NoWeb7 of 759.4
6Amazon MWAA logoAmazon MWAAPaid—NoWeb8 of 857.5
  1. Apache Airflow logo

    1. Apache AirflowTop pick

    Best for: Data engineering teams that want a proven, free orchestrator with a huge integration ecosystem

    Open sourceSelf-hostableLinux, Self-hosted, Web

    68.8

    score / 100

    Why switch from Astronomer (Astro)

    The free open-source project Astro runs, if you're willing to host and upgrade it yourself.

    Pros

    • Free and open source with a very large community
    • Pipelines are plain Python, so they can be generated dynamically
    • Hundreds of ready-made operators for clouds and data tools
    • Managed versions available from several cloud providers

    Cons

    • Running scheduler, workers and metadata database yourself takes real ops effort
    • Local development and testing are clunkier than in newer tools like Prefect or Dagster
    • No official hosted service from the Apache project itself
    Visit Apache Airflow Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Apache Airflow a good Astronomer (Astro) alternative?

    Verified facts

    5 of 5 verified
    License
    Apache-2.0
    Checked Nov 1, 2026github.com(opens source in a new tab)
    Pipeline language
    Python
    Checked Nov 8, 2026airflow.apache.org(opens source in a new tab)
    Web UI
    Yes
    Checked Nov 8, 2026airflow.apache.org(opens source in a new tab)
    Cloud integrations
    GCP, AWS, Azure and more
    Checked Nov 8, 2026airflow.apache.org(opens source in a new tab)
    Maintainer
    Apache Software Foundation
    Checked Nov 8, 2026airflow.apache.org(opens source in a new tab)
  2. Prefect logo

    2. Prefect

    Best for: Python teams who want orchestration without rewriting code into a separate DAG framework

    Open sourceSelf-hostableWeb, Linux, macOS, Windows, Self-hosted

    64.8

    score / 100

    Why switch from Astronomer (Astro)

    Pythonic workflows without DAG boilerplate, with a free cloud tier and an open-source server.

    Pros

    • Plain Python with a decorator, little new to learn
    • Free hosted Hobby tier and a self-hostable open source server
    • Runs on your own compute, Kubernetes or serverless

    Cons

    • Free cloud tier is limited to 2 users and 5 deployments
    • Smaller integration ecosystem than Airflow
    • Paid plans jump quickly from a flat fee to per-user pricing
    Visit Prefect Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Prefect a good Astronomer (Astro) alternative?

    Verified facts

    5 of 5 verified
    License
    Apache-2.0
    Checked Nov 2, 2026github.com(opens source in a new tab)
    Free plan
    Hobby, free forever
    Checked Nov 8, 2026prefect.io(opens source in a new tab)
    Free plan limits
    2 users, 5 deployments
    Checked Nov 8, 2026prefect.io(opens source in a new tab)
    Starter plan
    $100/month
    Checked Nov 8, 2026prefect.io(opens source in a new tab)
    Team plan
    $100 per user/month
    Checked Nov 8, 2026prefect.io(opens source in a new tab)
  3. Argo Workflows logo

    3. Argo Workflows

    Best for: Platform teams already on Kubernetes who want container-native batch and ML pipelines.

    Open sourceSelf-hostableSelf-hosted

    61.8

    score / 100

    Why switch from Astronomer (Astro)

    Open-source and Kubernetes-native: each step runs as a container, so it suits teams who already run their own clusters instead of Airflow.

    Pros

    • Free, Apache 2.0 licensed CNCF project
    • Any language works, since each step is a container
    • Handles large parallel jobs on Kubernetes
    • Python users can define workflows with Hera

    Cons

    • Requires a Kubernetes cluster
    • YAML definitions get verbose for data engineers used to Python
    • No hosted version from the project itself
    Visit Argo Workflows Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Argo Workflows a good Astronomer (Astro) alternative?

    Verified facts

    4 of 4 verified
    License
    Apache-2.0
    Checked Nov 3, 2026github.com(opens source in a new tab)
    Runs on
    Kubernetes
    Checked Nov 8, 2026argoproj.github.io(opens source in a new tab)
    Workflow model
    DAG or step-based
    Checked Nov 8, 2026argoproj.github.io(opens source in a new tab)
    Implementation
    Kubernetes CRD
    Checked Nov 8, 2026argoproj.github.io(opens source in a new tab)
  4. Dagster logo

    4. Dagster

    Best for: Data platform teams who want lineage, data quality and orchestration in one tool

    Open sourceSelf-hostableWeb, Linux, macOS, Windows, Self-hosted

    61.8

    score / 100

    Why switch from Astronomer (Astro)

    Asset-based orchestration with strong lineage and testing, available open source or as a managed cloud.

    Pros

    • Asset-based model makes lineage and freshness visible
    • Strong local development and testing workflow
    • Close dbt integration
    • Hybrid deployment keeps data in your own cloud

    Cons

    • Asset-centric model takes time to learn if you think in tasks
    • Managed plans add usage-based credits on top of the monthly fee
    • No free hosted tier beyond the trial
    Visit Dagster Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Dagster a good Astronomer (Astro) alternative?

    Verified facts

    5 of 5 verified
    License
    Apache-2.0
    Checked Nov 8, 2026github.com(opens source in a new tab)
    Solo plan
    $10/month plus credits
    Checked Nov 8, 2026dagster.io(opens source in a new tab)
    Starter plan
    $100/month plus credits
    Checked Nov 8, 2026dagster.io(opens source in a new tab)
    Free trial
    30 days
    Checked Nov 8, 2026dagster.io(opens source in a new tab)
    Self-hosting
    Yes
    Checked Nov 8, 2026dagster.io(opens source in a new tab)
  5. Google Cloud Composer (Managed Airflow) logo

    5. Google Cloud Composer (Managed Airflow)

    Best for: Data teams on Google Cloud who want managed Airflow next to BigQuery and Dataflow

    PaidWeb

    59.4

    score / 100

    Why switch from Astronomer (Astro)

    Google's managed Airflow: keep your DAGs and run them inside Google Cloud, billed with the rest of your GCP usage.

    Pros

    • Runs standard Apache Airflow DAGs
    • Close integration with BigQuery and other Google Cloud services
    • No servers to patch or scale

    Cons

    • Environments cost money even when idle
    • Tied to Google Cloud
    • New Airflow versions arrive later than upstream
    Visit Google Cloud Composer (Managed Airflow) Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Google Cloud Composer (Managed Airflow) a good Astronomer (Astro) alternative?

    Verified facts

    7 of 7 verified
    Service type
    Fully managed Airflow
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Based on
    Apache Airflow
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    New name
    Managed Service for Apache Airflow
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Billing unit
    Compute units (DCU-hours)
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Starting price
    $0.06 per DCU-hour (Composer 3, us-central1)
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Gen 2 small environment fee
    $0.35 per hour
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
    Gen 2 large environment fee
    $0.85 per hour
    Checked Nov 8, 2026cloud.google.com(opens source in a new tab)
  6. Amazon MWAA logo

    6. Amazon MWAA

    Best for: AWS-based data teams who want stock Apache Airflow without running it

    PaidWeb

    57.5

    score / 100

    Why switch from Astronomer (Astro)

    AWS's managed Airflow, with provisioned or serverless options, for teams whose data and IAM already live in AWS.

    Pros

    • Standard Apache Airflow, managed inside your AWS account
    • Serverless option billed per task
    • Uses IAM and CloudWatch you already have

    Cons

    • Provisioned environments cost money even when idle
    • Tied to AWS
    • Setup involves VPC and IAM configuration
    Visit Amazon MWAA Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Amazon MWAA a good Astronomer (Astro) alternative?

    Verified facts

    8 of 8 verified
    Upfront cost
    None
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Serverless billing
    Per task, 1-minute minimum
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Deployment options
    Serverless or provisioned
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Workflow formats
    YAML or Python
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Small environment
    $0.49 per hour (US East)
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Large environment
    $0.99 per hour (US East)
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Small worker
    $0.055 per hour (US East)
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)
    Meta database storage
    $0.10 per GB-month
    Checked Nov 8, 2026aws.amazon.com(opens source in a new tab)

The best Astronomer (Astro) alternative for…

The highest-ranked app in this list for each need.

Apache Airflow logo

Best Astronomer (Astro) alternative for most people

Apache Airflow

The free open-source project Astro runs, if you're willing to host and upgrade it yourself.

Prefect logo

Best Astronomer (Astro) alternative for a free option

Prefect

Pythonic workflows without DAG boilerplate, with a free cloud tier and an open-source server.

Argo Workflows logo

Best Astronomer (Astro) alternative for open source

Argo Workflows

Open-source and Kubernetes-native: each step runs as a container, so it suits teams who already run their own clusters instead of Airflow.

Dagster logo

Best Astronomer (Astro) alternative for self-hosting

Dagster

Asset-based orchestration with strong lineage and testing, available open source or as a managed cloud.

Prefect logo

Best Astronomer (Astro) alternative for Mac

Prefect

Pythonic workflows without DAG boilerplate, with a free cloud tier and an open-source server.

Prefect logo

Best Astronomer (Astro) alternative for Windows

Prefect

Pythonic workflows without DAG boilerplate, with a free cloud tier and an open-source server.

Apache Airflow logo

Best Astronomer (Astro) alternative for Linux

Apache Airflow

The free open-source project Astro runs, if you're willing to host and upgrade it yourself.

Google Cloud Composer (Managed Airflow) logo

Best Astronomer (Astro) alternative for working in the browser

Google Cloud Composer (Managed Airflow)

Google's managed Airflow: keep your DAGs and run them inside Google Cloud, billed with the rest of your GCP usage.

Astronomer (Astro) alternatives: common questions

What is the best alternative to Astronomer (Astro)?

Apache Airflow ranks first right now. The free open-source project Astro runs, if you're willing to host and upgrade it yourself. Prefect and Argo Workflows follow it in our ranking.

Astronomer (Astro) vs Apache Airflow: what's the difference?

Astronomer (Astro) is a paid product; Apache Airflow is free and open source. Apache Airflow is open source and Astronomer (Astro) is not. Only Apache Airflow runs on Linux.

Is Astronomer (Astro) free?

Astronomer (Astro) is a paid product. Starting price: Deployments from $0.35/hr (Developer); Team plan: Deployments from $0.42/hr; Dedicated clusters: From $2.40/hr. Checked on Astronomer (Astro)'s own site, November 2026.

How much do Astronomer (Astro) alternatives cost?

Verified prices for the top-ranked Astronomer (Astro) alternatives: Prefect, $100/month; Dagster, $10/month plus credits; Google Cloud Composer (Managed Airflow), $0.06 per DCU-hour (Composer 3, us-central1). Each price was checked on the app's own site; see each card below for the date and source.

Is there a free alternative to Astronomer (Astro)?

Yes. Apache Airflow (open source), Prefect (open source), Argo Workflows (open source) and Dagster (open source) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Astronomer (Astro)?

Yes: Apache Airflow, Prefect, Argo Workflows and Dagster. Apache Airflow, Prefect and Argo Workflows can also be self-hosted.

Which Astronomer (Astro) alternatives work on Linux?

Apache Airflow, Prefect and Dagster run on Linux.

Why do people switch from Astronomer (Astro)?

The complaints we hear most: deployments bill by the hour even when no tasks run; only orchestrates Airflow, so it doesn't help if you prefer another framework; SSO enforcement and longer audit logs need the Business tier or higher.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Astronomer (Astro), reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.