OpenMetadata
open-metadata/OpenMetadata
An open-source metadata management platform that helps you centrally manage data assets, enabling data discovery, quality monitoring, and team collaboration for transparent and trustworthy data.
OpenMetadata is a unified metadata platform for data discovery, data observability, and data governance powered by a central metadata repository, in-depth column level lineage, and seamless team collaboration.
AI Summary
What This Project Does
Simply put, it's a "data map" and "manual" for your company. It centralizes metadata from all databases, reports, and ETL tasks, letting you find and understand where data comes from.
What Problems It Solves
Solves issues where data is messy, origins are unknown, or quality is unmanaged. Replaces inefficient methods like Excel logs or verbal inquiries, making data assets transparent.
Who It's For
Data engineers, data analysts, data governance specialists, and any mid-to-large teams managing complex data stacks.
Typical Use Cases
1. Search for the original tables behind a business metric.
2. Monitor if data tables are interrupted or quality drops.
3. Tag data tables and assign owners.
4. View the full path of data flow (lineage).
Key Strengths & Highlights
Open-source and free, supports 80+ data sources, offers column-level lineage tracing, includes built-in data security governance, no need to reinvent the wheel.
Getting Started Requirements
Requires self-deployment (supports Docker/K8s), no coding needed to configure data sources, but requires some data engineering basics to maintain the environment.
Purpose
Suitable for enterprises with many data sources, large teams, and compliance needs. Not for personal projects or tiny data volumes due to higher deployment costs.
Category
Tech Stack
Project Info
- Primary Language
- TypeScript
- Default Branch
- main
- License
- Apache-2.0
- Homepage
- https://open-metadata.org
- Created
- Aug 1, 2021
- Last Commit
- yesterday
- Last Push
- yesterday
- Indexed
- Apr 22, 2026