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Head-to-head · Active Metadata Management Software

Alation Data Catalog vs DataHub

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Alation Data Catalog #4 in Active Metadata Management Software 8.9/10 Pricing on request ✓ 5 of 5 features Visit Alation
DataHub #8 in Active Metadata Management Software 8.5/10 Free plan Free plan✓ 0 of 5 features Visit DataHub

Alation Data Catalog leads on 0 checks, DataHub on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAlation Data Catalog · 8.9/10
  • Free planonly DataHub
  • Most featuresAlation Data Catalog · 5 of 5

Alation Data Catalog scores higher on our rubric for active metadata management software: 8.9 against 8.5 out of 10; our editors rank them #4 and #8.

Alation Data Catalog is the better fit for large organizations needing comprehensive cataloging. DataHub is the better fit for open-source catalog and governance deployments.

  • Alation Data Catalog fits best

    Large organizations needing comprehensive cataloging

  • DataHub fits best

    Open-source catalog and governance deployments

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Alation Data Catalog 8.9/10 Visit ↗ DataHub 8.5/10 Visit ↗
At a glance
Editor score 8.9 8.5
Ranking #4 in Active Metadata Management Software #8 in Active Metadata Management Software
Best for Large organizations needing comprehensive cataloging Open-source catalog and governance deployments
Pricing model Paid Free
Starting price — Free plan
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Cloud, Self-hosted, Browser extension Cloud, Self-hosted
Platforms Web, Chrome extension Web, Linux
Support Docs Community, Docs
Built for Enterprise, Mid-market Small business, Mid-market, Enterprise
Features Alation Data Catalog 5/5 · DataHub 0/5
Automated lineage ✓ (best) Not checked yet
Data quality monitoring ✓ (best) Not checked yet
Governance workflows ✓ (best) Not checked yet
Impact analysis ✓ (best) Not checked yet
API access ✓ (best) Not checked yet
Specs
Metadata source limit Not checked yet Not checked yet
Deployment model Hybrid Not checked yet
Our review
Pros
  • Automates metadata extraction, catalog updates and end-to-end lineage.
  • Combines governance workflows, quality monitoring and AI-assisted curation.
  • Connects 120 systems with APIs plus Excel, Slack and Teams integrations.
  • Search, ownership, PII tracking, lineage, profiling, and contracts in one platform
  • UI, command-line, API, and SDK options support varied ingestion workflows
  • Docker, Kubernetes, cloud, and self-hosted deployment paths
Cons
  • Contact-sales pricing can slow initial budget planning.
  • Documentation is the listed support channel.
  • Broad enterprise scope may exceed small teams' needs.
  • Self-hosted deployments center on Docker or Kubernetes operations
  • Support is provided through community channels and documentation
  • Cloud and self-hosted deployments require choosing separate operating models
Our verdict

Alation Data Catalog is an enterprise metadata management and data discovery platform from Alation, Inc., founded in 2012. It catalogs metadata from databases, files, business-intelligence systems, applications and AI models, then adds…

Read the review →

DataHub is an open-source metadata management and data catalog platform for data teams and practitioners. It supports search across datasets, dashboards, machine-learning models, and files, while adding governance details such as ownership…

Read the review →
  1. Alation Data CatalogActive Metadata Management Software 8.9Pricing on request
  2. DataHubActive Metadata Management Software 8.5Free plan

Strengths and trade-offs

  • Alation Data Catalog — where it wins

    • Automates metadata extraction, catalog updates and end-to-end lineage.
    • Combines governance workflows, quality monitoring and AI-assisted curation.
    • Connects 120 systems with APIs plus Excel, Slack and Teams integrations.

    Where it doesn't

    • Contact-sales pricing can slow initial budget planning.
    • Documentation is the listed support channel.
    • Broad enterprise scope may exceed small teams' needs.

  • DataHub — where it wins

    • Search, ownership, PII tracking, lineage, profiling, and contracts in one platform
    • UI, command-line, API, and SDK options support varied ingestion workflows
    • Docker, Kubernetes, cloud, and self-hosted deployment paths

    Where it doesn't

    • Self-hosted deployments center on Docker or Kubernetes operations
    • Support is provided through community channels and documentation
    • Cloud and self-hosted deployments require choosing separate operating models
  • Alation Data Catalog8.9/10 · Pricing on request

    Enterprise cataloging with lineage, governance, quality monitoring and AI curation.

    Visit AlationFull verdict →
  • DataHub8.5/10 · Free plan

    A broad open-source catalog for discovery, lineage, governance, and metadata operations.

    Visit DataHubFull verdict →

More comparisons

All active metadata management software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update