OpenMetadata: The Open Context Layer for Data and AI
Discover OpenMetadata — the open platform for data cataloging, lineage, quality, observability, and governance that powers trusted AI context.
What is OpenMetadata?
OpenMetadata is the open context layer for data and AI — a single, all-in-one platform that unifies data discovery, cataloging, lineage, quality, observability, governance, and collaboration. With 14.6K+ GitHub stars and an Apache-2.0 license, it is one of the fastest-growing metadata platforms in the open source world.
🚀 Want to deploy OpenMetadata yourself?
Docker configs, system requirements, and installation guides — all on one page.
View OpenMetadata Tool Page →
Why teams choose OpenMetadata
Modern data teams struggle with scattered metadata: dashboards in one tool, schemas in another, and no shared business context. OpenMetadata solves this by acting as the single source of truth that humans, AI assistants, and agents all read from.
| Capability | What you get |
|---|---|
| Data Catalog | Searchable inventory of tables, pipelines, dashboards, and ML models |
| Lineage | End-to-end column-level data flow visualization |
| Quality & Observability | Automated data quality tests and system health monitoring |
| Governance | Glossary, tags, policies, and access control |
Built for the AI era
OpenMetadata is designed to be the semantic layer AI applications can trust. Business glossaries and definitions stored in OpenMetadata become grounding context for AI assistants and agents, reducing hallucinations and giving models verified business semantics instead of raw, ambiguous schemas.
openmetadata/server with 4.9M+ pulls) · Active community and frequent releases.
OpenMetadata integrates natively with databases, warehouses, BI tools, and orchestration engines such as Airflow, dbt, Snowflake, BigQuery, Redshift, and Kafka — making adoption straightforward for any existing stack.
🚀 Want to deploy OpenMetadata yourself?
Docker configs, system requirements, and installation guides — all on one page.
View OpenMetadata Tool Page →If you are building a modern data platform or equipping AI agents with trustworthy context, OpenMetadata is the open foundation worth evaluating.