Unity Catalog

Open-source universal catalog for data and AI, supporting multi-format and multi-engine governance.

MCPCLI

About Unity Catalog

Open-source universal catalog for data and AI, supporting multi-format and multi-engine governance. Explore how Unity Catalog integrates with the agentic data stack ecosystem and supports autonomous data operations.

Key Features

  • Universal open-source catalog for data and AI governance (LF AI & Data)
  • Multimodal asset management: tables, volumes, functions, and ML/AI models
  • Multi-format support: Delta Lake, Apache Iceberg (UniForm), Parquet, CSV, JSON
  • Interoperability with Iceberg REST Catalog and Hive Metastore interface
  • Broad engine support: Spark, Trino, DuckDB, Daft, PuppyGraph, StarRocks
  • Built-in user management with access control and token-based authentication
  • Unified three-level namespace (catalog.schema.object) for all asset types
  • Open API spec with Apache 2.0 license for vendor-neutral extensibility

Agent Integration

CLI — bin/uc

$ Build from source with sbt (JDK 17): sbt createTarball
CLI Documentation

External Links

Unity Catalog AI Integrations

Official docs for LangChain, Anthropic, OpenAI, LlamaIndex, CrewAI agent integrations

Databricks Labs MCP Server

Official Databricks MCP server exposing UC Functions, Vector Search, and Genie spaces

CLI Documentation

CLI reference for managing catalogs, schemas, tables, volumes, and functions

Databricks REST API - Catalogs

REST API reference for Unity Catalog workspace operations

Unity Catalog GitHub

Main OSS repo — open multi-modal catalog for Data and AI

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