Comparison

Estuary Flow vs Meltano

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.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Estuary Flow80
Meltano54
Score
Vioscale score
Estuary Flow80 / 100medium · 71%
Meltano54 / 100low · 41%
Pricing
Free tier
Estuary Flow
Meltano
Model
Estuary Flowfreemium
Meltanocommercial
Price level
Estuary Flowlow
Meltanolow
Transparent
Estuary Flow
Meltano
Integrations
Count
Estuary Flow200
Meltano8
Security
Disclosure policy
Estuary Flow
Meltano
Gdpr
Estuary Flow
Meltano
Hipaa
Estuary Flow
Meltano
Soc2
Estuary Flow
Meltano
Reliability
Sla pct
Estuary Flow99.9
Meltano
Status page
Estuary Flow
Meltano
Adoption
Dependent repos
Estuary Flow
Meltano42
Github stars
Estuary Flow
Meltano2,609
Activity
Commits last 30d
Estuary Flow
Meltano61
Release
Cadence days
Estuary Flow
Meltano3
History
Estuary Flow
Meltano20 items
License
Spdx
Estuary Flow
MeltanoMIT
Language
Primary
Estuary Flow
MeltanoPython
Market
Availability
Estuary Flow

Capabilities

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

Core
Tool role
Estuary FlowELT / ingestion
MeltanoELT / ingestion
Processing paradigm
Estuary FlowBatch + streaming
MeltanoBatch + streaming
Connectivity
Connector count
Estuary Flow200+
Meltano600+
CDC / log-based replication
Estuary Flow
Meltano
Transformation
In-warehouse transformation (push-down)
Estuary Flow-
Meltano
dbt-native orchestration
Estuary Flow-
Meltano
Deployment
Self-hosted / open-source available
Estuary Flow
Meltano
Managed cloud available
Estuary Flow
Meltano
Governance
Data lineage / asset catalog
Estuary Flow-
Meltano-
Authoring
Python-first authoring
Estuary Flow-
Meltano-
Execution
Incremental / partition-aware runs
Estuary Flow
Meltano
Quality
Built-in data quality / tests
Estuary Flow-
Meltano-
Scale
Horizontal scale (distributed executor)
Estuary Flow
Meltano-

What each one is

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

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

Meltano

Meltano provides a code-first approach to data integration, offering 600+ pre-built connectors with compute-time pricing and integrated governance. It enables teams to combine data extraction, loading, and transformation workflows with native dbt support and orchestration capabilities.

Independently observed

Pricing

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

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 verify ↗

Meltano

HybridFree tier

Free open-source version. Managed cloud plans from Starter (200 compute hrs/mo) to Enterprise (unlimited). Pay for compute, not rows.

  • Starter-
    • 200 compute hours/mo
    • Managed infrastructure
    • 25 workspaces
    • Unlimited users
    • 600+ connectors
    • +5 more
  • Growth-
    • 2000 compute hours/mo
    • Everything in Starter
    • 100 workspaces
    • 8 hours of engineering on demand/mo
    • Shared account management
  • Scale-
    • 5000 compute hours/mo
    • Everything in Growth
    • Unlimited workspaces
    • 15 hours of engineering on demand/mo
    • Dedicated account management
    • +1 more
  • EnterpriseContact sales
    • Unlimited compute hours/mo
    • Everything in Scale
    • Custom connectors
    • Custom hours of engineering on demand/mo
    • Custom SLA
as of verify ↗

Platform & deployment

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

Platforms
Web
Estuary Flow
Meltano
Linux
Estuary Flow
Meltano
CLI
Estuary Flow
Meltano
Deployment
Cloud / SaaS
Estuary Flow
Meltano
Self-hosted
Estuary Flow
Meltano

Integrations

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

In common (2)
  • PostgreSQL
  • Snowflake

Estuary Flow

Leader
27 total - 25 not shared
  • Oracle
  • MySQL
  • 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
  • Databricks
  • Facebook Ads
  • LinkedIn Ads
  • Google Ads
  • SingleStore
  • Motherduck
  • +1 more
Independently observed

Meltano

8 total - 6 not shared
  • Singer
  • dbt
  • Airflow
  • Great Expectations
  • Dagster
  • Superset
Independently observed

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