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Apache Atlas vs CastorDoc

Both stand on data lineage tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Apache Atlas

Free plan Open source APILinuxSelf-hosted+1

Choose Apache Atlas if your team needs open-source metadata governance, lineage, and classification controls in a self-hosted environment. Consider another option if your deployment cannot accommodate building and packaging Atlas for an environment with HBase and Solr.

Visit Apache Atlas

CastorDoc

Free trial APIExtensionWeb

CastorDoc combines catalog search, lineage and governance with optional AI assistance. Its metadata-focused approach and broad connector list fit organizations organizing data assets across multiple systems.

Visit CastorDoc

The facts

Apache AtlasCastorDoc
Free planYesA free trial
Open sourceYesNot published
Runs onAPI, Linux, Self-hosted, WebAPI, Extension, Web
Lowest paid planFree or on requestFree or on request
Plans published12
MakerNot publishedNot published
Websiteatlas.apache.orgcastordoc.com
On data lineage tools#1 of 43#17 of 43

Apache Atlas: what it does well

  • Define metadata types, entities, and relationships.
  • Propagate classifications through data lineage.
  • Search by type, classification, attribute, or free text.
  • Fine-grained controls cover entities and classification operations.
  • REST endpoints cover metadata, lineage, and discovery.

What to know first

  • Deployment involves an environment with HBase and Solr.
  • Requires installing and operating server software.

CastorDoc: what it does well

  • Natural-language search for data assets
  • Automated column-level lineage mapping
  • PII and PHI detection with tagging
  • Role- and attribute-based access controls
  • Metadata ingestion without underlying data access

What to know first

  • No free plan
  • Pricing is available on request
  • Generated SQL should be reviewed
  • AI features are disabled by default

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