OpenMetadata
Claim this toolThe #1 open-source platform for unified data discovery, observability, and governance.
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Tracked since2026
0 reviews tracked·1 press mentionThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Open-source with an active and growing community.
Biggest con
Requires self-hosting for full control, which might need technical expertise.
TL;DR - OpenMetadata
- Unified metadata platform for data discovery, observability, and governance.
- Features 100+ data connectors and a Unified Metadata Graph for comprehensive data context.
- Open-source with a strong community, designed for scalability and collaboration.
Pricing: Free forever
Best for: Individuals & startups
What is OpenMetadata?
OpenMetadata is an open and unified metadata platform designed for data discovery, observability, and governance. It provides a single place for all data assets and enables data practitioners to build and manage high-quality data at scale. Built with a Unified Metadata Graph, it centralizes all metadata, offering complete data context across various use cases.
The platform is built from the ground up for modern data teams, featuring an API and schema-first architecture that allows for metadata control and customization. It supports extensible metadata entities and relationships, facilitating data collaboration workflows between data producers and consumers. With over 100 turnkey connectors, OpenMetadata simplifies metadata collection from diverse data sources, powering a unified experience for data teams. It's designed for simple setup, operations, and scalability, offering a streamlined architecture with only four system components and a user-friendly interface for both technical and non-technical users.
Available on: Web
Pros & Cons
Pros
- Open-source with an active and growing community.
- Comprehensive unified platform for various metadata use cases.
- Easy to deploy, operate, and upgrade due to streamlined architecture.
- Supports a wide range of data sources with over 100 connectors.
- Designed for both technical and non-technical users to collaborate.
Cons
- Requires self-hosting for full control, which might need technical expertise.
- Reliance on community support for the open-source version.
Key Features
Unified Metadata Graph100+ Data ConnectorsData Discovery (Search, Facet, Preview)Data LineageData ObservabilityData QualityData CollaborationData Governance
Pricing Plans
Pricing checked Jul 8, 2026
Free SaaS
Free
- OpenMetadata cloud service
- Use your own data
Reviews
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OpenMetadata FAQ
How does OpenMetadata facilitate data discovery and collaboration?
OpenMetadata provides a unified platform for all data assets, enabling data practitioners to discover and manage high-quality data. It centralizes metadata through a Unified Metadata Graph, offering complete data context and supporting collaboration workflows between data producers and consumers.
What kind of user benefits most from OpenMetadata?
OpenMetadata is designed for modern data teams, supporting both technical and non-technical users. It helps data practitioners build and manage high-quality data at scale, providing a unified experience for various data roles.
How does OpenMetadata compare to Alation?
OpenMetadata is an open-source platform for unified data discovery, observability, and governance, offering over 100 turnkey connectors for diverse data sources. Unlike proprietary solutions, it provides full metadata control and customization through its API and schema-first architecture.
What are the main considerations for deploying OpenMetadata?
OpenMetadata requires self-hosting for full control, which may necessitate technical expertise for setup and ongoing management. While it boasts a streamlined architecture, users rely on community support for the open-source version.
How is OpenMetadata priced?
OpenMetadata is free to use, as it is an open-source platform. There are no paid plans required to access its features for unified data discovery, observability, and governance.
Can OpenMetadata integrate with a wide range of data sources?
Yes, OpenMetadata supports a wide range of data sources with over 100 turnkey connectors. This simplifies metadata collection and powers a unified experience for data teams across diverse environments.
Why is OpenMetadata considered easy to operate and upgrade?
OpenMetadata is designed for simple setup, operations, and scalability due to its streamlined architecture. It comprises only four system components, which contributes to its ease of deployment and maintenance.
Source: open-metadata.org