Free and open first
Best Machine Learning Data Catalog Software in 2026
- 14 apps
- Research read 28 Sept 2026
- How the order is worked out
- 1
Hugging Face Hub
Free plan APILinuxWebHugging Face Hub combines repositories, app hosting, collaboration, storage, and inference options for machine learning work.
- 2
OpenMetadata
Free plan APISelf-hostedWebOpenMetadata combines data cataloging and governance with business definitions and organizational memory.
- 3
Snowflake Horizon Catalog
Free plan APISelf-hostedWebChoose Snowflake Horizon Catalog if your organization needs a web-based governance service with tiered compute, privacy, continuity, and environment-isolation capabilities.
- 4
OpenML
Free plan APIWebOpenML brings datasets, benchmark tasks, experiment tracking, and citation support together for machine-learning work.
- 5
- 6
Collibra
Paid APIExtensionSelf-hosted+1Collibra brings cataloging, governance, quality monitoring and AI oversight into one product stack, with a self-hosted version available. Prospective buyers will need to request pricing and a demo.
- 7
DataHub Cloud
Free trial APIWebDataHub Cloud provides automated lineage, impact analysis, metadata propagation, and extensive connector support in a cloud service.
- 8
Atlan Lakehouse
Paid APISelf-hostedWebAtlan Lakehouse combines metadata context, search, and multiple access methods for enterprise AI systems.
- 9
Alation Data Catalog
Paid Web - 10
IBM watsonx.data
Paid Web - 11
Amazon SageMaker Catalog
Paid Web4.5 Visit site - 12
BigID Data + AI Catalog
Paid Web - 13
Databricks Unity Catalog
Paid WebUnity Catalog presents a paid web offering centered on discovery, lineage, and impact analysis. Its feature list covers column, pipeline, and report lineage, with hybrid deployment identified.
4.4 Visit site - 14
Informatica Cloud Data Marketplace
Paid Web
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price