Comparison

Dagster vs Estuary Flow

On the evidence we track, Estuary Flow leads this comparison with a composite score of 80/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Dagster full profile →Estuary Flow full profile →

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Dagster70

★Estuary Flow80

Attribute comparison across 2 tools
Attribute	Dagster	Estuary FlowLeader
Vioscale score	70 / 100medium · 68%	80 / 100medium · 71%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	low
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	14	200
Security
Disclosure policysecurity.disclosure_policy	✓	-
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	✓	✓
Scorecardsecurity.scorecard	4.8	-
Soc2security.soc2	✓	✓
Vulnerabilitiessecurity.vulnerabilities	Count: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=dagster&per_page=100 · Last 12m: 1 · Max severity: HIGH	-
Reliability
Sla pctreliability.sla_pct	-	99.9
Status pagereliability.status_page	-	✓
Adoption
Dependent reposadoption.dependent_repos	286	-
Github starsadoption.github_stars	16,066	-
Package downloads weeklyadoption.package_downloads_weekly	2,176,853	-
Activity
Commits last 30dactivity.commits_last_30d	81	-
Release
Cadence daysrelease.cadence_days	7	-
Historyrelease.history	20 items	-
License
Spdxlicense.spdx	Apache-2.0	-
Language
Primarylanguage.primary	Python	-
Market
Availabilitymarket.availability	Available worldwide · Popular in US	-

Score

Vioscale score

Dagster70 / 100medium · 68%

Estuary Flow80 / 100medium · 71%

Pricing

Free tier

Dagster✓

Estuary Flow✓

Model

Dagsterfreemium

Estuary Flowfreemium

Price level

Dagsterlow

Estuary Flowlow

Transparent

Dagster✓

Estuary Flow✓

Integrations

Count

Dagster14

Estuary Flow200

Security

Disclosure policy

Dagster✓

Estuary Flow–

Gdpr

Dagster✓

Estuary Flow✓

Hipaa

Dagster✓

Estuary Flow✓

Scorecard

Dagster4.8

Estuary Flow–

Soc2

Dagster✓

Estuary Flow✓

Vulnerabilities

DagsterCount: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=dagster&per_page=100 · Last 12m: 1 · Max severity: HIGH

Estuary Flow–

Reliability

Sla pct

Dagster–

Estuary Flow99.9

Status page

Dagster–

Estuary Flow✓

Adoption

Dependent repos

Dagster286

Estuary Flow–

Github stars

Dagster16,066

Estuary Flow–

Package downloads weekly

Dagster2,176,853

Estuary Flow–

Activity

Commits last 30d

Dagster81

Estuary Flow–

Release

Cadence days

Dagster7

Estuary Flow–

History

Dagster20 items

Estuary Flow–

License

Spdx

DagsterApache-2.0

Estuary Flow–

Language

Primary

DagsterPython

Estuary Flow–

Market

Availability

DagsterAvailable worldwide · Popular in US

Estuary Flow–

Capabilities

Feature-by-feature on the axes that matter for data engineering tools. “-” means undocumented, not absent.

Capability comparison for Data Engineering Tools
Capability	Dagster	Estuary Flow
Core
Tool role	Orchestrator	ELT / ingestion
Processing paradigm	Batch	Batch + streaming
Connectivity
Connector count	-	200+
CDC / log-based replication	✗	✓
Transformation
In-warehouse transformation (push-down)	✗	-
dbt-native orchestration	✓	-
Deployment
Self-hosted / open-source available	✓	✓
Managed cloud available	✓	✓
Governance
Data lineage / asset catalog	✓	-
Authoring
Python-first authoring	✓	-
Execution
Incremental / partition-aware runs	✓	✓
Quality
Built-in data quality / tests	✓	-
Scale
Horizontal scale (distributed executor)	✓	✓

Core

Tool role

DagsterOrchestrator

Estuary FlowELT / ingestion

Processing paradigm

DagsterBatch

Estuary FlowBatch + streaming

Connectivity

Connector count

Dagster-

Estuary Flow200+

CDC / log-based replication

Dagster✗

Estuary Flow✓

Transformation

In-warehouse transformation (push-down)

Dagster✗

Estuary Flow-

dbt-native orchestration

Dagster✓

Estuary Flow-

Deployment

Self-hosted / open-source available

Dagster✓

Estuary Flow✓

Managed cloud available

Dagster✓

Estuary Flow✓

Governance

Data lineage / asset catalog

Dagster✓

Estuary Flow-

Authoring

Python-first authoring

Dagster✓

Estuary Flow-

Execution

Incremental / partition-aware runs

Dagster✓

Estuary Flow✓

Quality

Built-in data quality / tests

Dagster✓

Estuary Flow-

Scale

Horizontal scale (distributed executor)

Dagster✓

Estuary Flow✓

What each one is

The product in its own terms, so the numbers below have context.

Dagster

A unified orchestration and observability platform that manages data pipelines through assets, tracks dependencies and lineage, enforces data quality, and integrates with existing tools like dbt, Snowflake, and Spark. Supports both self-hosted open-source and managed cloud deployment.

Independently observed

Estuary Flow

Leader

Estuary provides real-time and batch data movement across hundreds of systems using log-based change capture, event streaming, and traditional extract-load patterns, all without requiring code or infrastructure management. It's designed to power analytics, operational systems, and AI applications with sub-100ms latency in a single managed service.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Dagster

from $0.01/moSubscription30-day trial

From $120/month. 30-day free trial. Subscription with metered credits (asset materializations and ops executed); serverless compute charged separately.

Solo$120/month with 7.5k credits/month included; overages at $0.040/credit
- 1 User
- 1 Code location
- 1 Deployment
- Core orchestration
- Asset-based orchestration
- +6 more
Starter$1200/month with 30k credits/month included; overages at $0.035/credit
- Up to 3 Users
- 5 Code locations
- 1 Deployment
- Catalog search
- Column-level lineage
- +8 more
Pro/EnterpriseContact sales
- Unlimited code locations
- Unlimited deployments
- Custom serverless compute pricing
- Cost tracking and insights
- Personalized onboarding support
- +8 more

as of 2026-08-14verify ↗

Estuary Flow

Leader

from $0.50/moUsage-basedFree tier30-day trial

Usage-based: $0.50/GB + $100/connector/month. Free tier: 10GB/month.

Developer FreeFree
- Access to Cloud Plan features
- 10GB/month data limit
- 2 concurrent connectors
- Cloud deployment
Cloud$0.50/GB + $100/connector, billed monthly
- 200+ fully-managed connectors
- Unlimited users
- Millisecond latency or batch
- Role-based access control (RBAC)
- Bring your own cloud storage
- +8 more
EnterpriseContact sales
- All Cloud features
- Volume-based discounts
- SOC 2 & HIPAA compliance reports
- Single sign-on (SSO)
- Custom SLA terms
- +9 more

as of 2026-08-03verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Dagster	Estuary Flow
WebPlatforms	✓	✓
CLIPlatforms	✓	✗
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓
HybridDeployment	✓	✗

Platforms

Web

Dagster✓

Estuary Flow✓

CLI

Dagster✓

Estuary Flow✗

Deployment

Cloud / SaaS

Dagster✓

Estuary Flow✓

Self-hosted

Dagster✓

Estuary Flow✓

Hybrid

Dagster✓

Estuary Flow✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)

Snowflake
Databricks

Dagster

14 total - 12 not shared

dbt
Spark
Azure
AWS
Airbyte
Tableau
Soda
Slack
Microsoft Teams
PagerDuty
Datadog
Python

Independently observed

Estuary Flow

Leader

27 total - 25 not shared

Oracle
MySQL
PostgreSQL
Amazon S3
Google Cloud Storage
Azure Blob Storage
NetSuite
HubSpot
Salesforce
Google Pub/Sub
Amazon Kinesis
Apache Kafka
Google BigQuery
Amazon Redshift
Elasticsearch
MongoDB
Amazon DynamoDB
Pinecone
OpenAI
Facebook Ads
LinkedIn Ads
Google Ads
SingleStore
Motherduck
+1 more

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.