{"id":"openmetadata","name":"OpenMetadata","homepage":"https://open-metadata.org","repo_url":"https://github.com/open-metadata/OpenMetadata","category":"data-infrastructure","subcategories":["metadata-management","data-governance","data-discovery"],"tags":["metadata","data-catalog","lineage","governance","data-quality","observability","open-source"],"what_it_does":"OpenMetadata is a unified metadata platform for data discovery, observability, and governance. It provides a central repository for cataloging data assets across 84+ connectors, with built-in lineage tracking, data quality testing, and collaboration tools.","use_cases":["Building a centralized data catalog for discovering tables, dashboards, pipelines, and topics","Tracking end-to-end column-level data lineage across a modern data stack","Running no-code data quality tests and monitoring freshness, volume, and schema drift","Enforcing data governance policies with ownership assignment, tagging, and auto-classification"],"not_for":["Small teams without a significant multi-source data landscape","Real-time event streaming platforms (it catalogs, not processes data)","Teams needing a fully managed SaaS with zero self-hosting"],"best_when":"An organization has data spread across many warehouses, databases, and BI tools and needs a single discovery and governance layer with lineage and quality monitoring.","avoid_when":"The data estate is small and simple, or the team lacks capacity to operate a Docker/Kubernetes deployment.","alternatives":["datahub","amundsen","atlas","collibra","alation"],"af_score":49.9,"security_score":65.0,"reliability_score":null,"package_type":"mcp_server","discovery_source":["github"],"priority":"low","status":"evaluated","version_evaluated":"latest","last_evaluated":"2026-03-01T09:50:06.035637+00:00","performance":{"latency_p50_ms":null,"latency_p99_ms":null,"uptime_sla_percent":null,"rate_limits":null,"data_source":"llm_estimated","measured_on":null}}