AI Tools·Standings

Machine Learning Data Catalog Software

Machine learning data catalog software helps organize machine learning assets; compare asset coverage and controls such as data lineage, versioning and access policies.

The board shows a signal score out of 10, plus marks for a public API, open-source code and a free plan. Check deployment and platform fit, then compare plan and pricing details.

  • 14 platforms
  • 1 with a public API on this page
  • 4 with a free tier
  • Checked 28 Sept 2026
  1. 1
    SH
    Snowflake Horizon Catalogsnowflake.com

    Snowflake's catalog manages data inside and outside its platform, with Iceberg table support and an API.

    6.3 APIOpenFree Free tier
  2. 2
    MD
    Microsoft Defender for Businessmicrosoft.com

    A paid security service protects devices across Windows, Mac, iOS, and Android; a 30-day trial is available.

    6.2 APIOpenFree —
  3. 3
    HF
    Hugging Face Hubhuggingface.co

    A free and paid platform helps people find and build machine learning projects, with versioned file histories and demos.

    6.0 APIOpenFree Free tier · from $9/mo
  4. 4
    O
    OpenMetadataopen-metadata.org

    A free, open-source platform connects technical details, business terms, and organizational knowledge for people and AI.

    5.8 APIOpenFree Free tier
  5. 5
    O
    OpenMLopenml.org

    A free platform shares versioned datasets, algorithms, and experiments, with APIs and standardized benchmarks.

    5.8 APIOpenFree Free tier
  6. 6
    DC
    DataHub Clouddatahub.com

    A web and API service traces data lineage from sources to dashboards and shows downstream impact in real time.

    5.2 APIOpenFree —
  7. 7
    AL
    Atlan Lakehouseatlan.com

    A context platform combines search and a knowledge graph, with access through APIs, SQL, MCP, and A2A.

    4.8 APIOpenFree —
  8. 8
    C
    Collibracollibra.com

    A data platform links data teams and automates governance workflows through web, API, or self-hosted access.

    4.8 APIOpenFree —
  9. 9
    IW
    4.4 APIOpenFree From $83.30/mo
  10. 10
    AD
    Alation Data Catalogalation.com

    A web catalog tracks data lineage, monitors quality, and supports governance workflows in hybrid deployments.

    4.1 APIOpenFree —
  11. 11
    DU
    Databricks Unity Catalogdatabricks.com

    A web tool finds data and traces changes across columns, pipelines, and reports.

    4.1 APIOpenFree —
  12. 12
    BD
    BigID Data + AI Catalogbigid.com

    A paid web service tracks machine learning assets, their history, quality, and access permissions.

    4.0 APIOpenFree —
  13. 13
    IC
    Informatica Cloud Data Marketplaceinformatica.com

    A web marketplace lets sellers publish data and supports transactions and access controls.

    4.0 APIOpenFree —
  14. 14
    AS
    Amazon SageMaker Catalogaws.amazon.com

    A cloud service organizes machine learning assets and manages their origins, quality checks, and access.

    4.0 APIOpenFree —

Places #1, #2, #3, #4, #5 on this board are open to sponsors. Take #1 · Other ways to advertise

How to choose

What machine learning assets does it cover?

Compare the listed ML asset coverage with the kinds of assets you need to catalog. A catalog is a closer fit when its stated coverage matches the assets you want to find and manage.

Does it track data lineage and dataset versions?

Check whether the software lists ML data lineage and dataset versioning. Lineage shows how data is related across steps; versioning helps distinguish dataset revisions.

What data quality and access controls does it offer?

Compare data quality checks and access policy controls against your needs. These are separate criteria, so check both rather than assuming one includes the other.

Where can I deploy the catalog?

Check the listed deployment options and platforms against your environment. Web, API, self-hosted, macOS, iOS and Android are platform types to look for when comparing fit.

Can I try it, and how is it priced?

Compare free-plan and free-trial availability separately, then check the paid-from price. Pricing on request means you need to ask the maker for a quote; it does not state a starting price.

Questions

What does machine learning data catalog software do?

It catalogs machine learning assets. Compare asset coverage, data lineage, dataset versioning, data quality checks and access policy controls.

How do I choose machine learning data catalog software?

Match ML asset coverage, lineage, versioning, quality checks and access controls to your needs. Then check deployment, platform fit, pricing and trial options.

Does machine learning data catalog software have a free plan?

Free-plan availability varies. Check the free-plan mark separately from a free-trial mark, since a trial is not the same as an ongoing free plan.

What platforms should I check for a data catalog?

Compare the platform and deployment details with your environment. Listed platform types include web, API, self-hosted, macOS, iOS and Android.

What does the signal score mean?

It is a score out of 10 based on maker-published information about usage, a public API, documentation depth, open-source code and a free tier.

Some top positions on this board can be paid placements, standing where they were sold. The facts on each platform are not for sale. How we rank · Disclosure