More data, Less problems

Optimize performance, cost, compliance, and security for your data with streamlined data governance. Empower all your people with a high-level view of the data infrastructure, the impact they have and potential risks.

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Data Governance

Healthy data.

Castor will help you flush out the 2500 Looker dashboards and looks you have lying around. No more random Slack pings and backlogs of #askdata Slack channel requests.

Castor analyzes all your companies’ metadata across all your data tools and generates reports to help you improve security and performance.

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Of employees have access to data that they shouldn’t*


Of Turnover in case of GDPR Compliance fine


Percentage of privacy professionals who still rely on manual tools for data mapping*

Control your data with automated compliance & security

Auto PII Tagging

Discover, classify, and protect sensitive data to build a modern compliance strategy at scale.

Comply with GDPR, HIPAA, CCPA

Know the personal data you keep, where it flows, and who has access with full history to be GDPR compliant.

Alerting & History

Get notified when someone has access to sensitive data they shouldn’t. Build a log of high-risk queries.

Identity Reconciliation Across Tools

One interface to rule them all. View and manage access roles from Castor across data tools. Propagate granular column-level access control with column-lineage.

Scale your data infrastructure with performance & cost management

Query Monitoring

Visualize, track, and analyze query metrics and explore optimization suggestions. Detect potential performance issues by analyzing query execution runtime over time.

Clean Up Suggestions

Identify duplicate or dormant tables, dashboards, and views with no activity, or irrelevant dependencies.

Surface Key Data Assets

Thanks to usage stats, Castor identifies the strategic datasets for your company and suggests refactoring or migrations.

Get started in minutes, with your favorite tools

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Castor is designed
for company-wide adoption.

Customer Story
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"Castor gave us an easy and friendly tool to maintain documentation for thousands of tables. We can now leverage the work we do on data governance to give autonomy to our data people and make them more efficient”

Aleksander Djurka form Vestiaire Collective

Aleksander Djurka
Chief Information Officer







Customer Story

" I was hooked since the first demo. The product is well engineered with an elegant user centric approach.
The data lineage capabilities helped us identify downstream problems or troubleshoot data pipeline issues faster. I highly recommend using Castor. "

Ibrahim Elkadi
Head of BI & Analytics Engineering


Business clients


Operating cities



We’re Enterprise Ready

Connect your data in minutes with our no-code integrations.


Your data is safe. Castor is SOC 2 Type 2 certified, undergo regular pentest audits and is GDPR compliant.


Data governance is powerful but not easy. Our partners are industry data leaders, ready to drive your success.

24/7 Support

We provide personalized Slack & in-app support to help you bring data experience to the next level.


Ready to leverage your metadata