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OpenMetadata

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 colla

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Description

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.

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Empower your Data Journey with OpenMetadata

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. It is one of the fastest-growing open-source projects with a vibrant community and adoption by a diverse set of companies in a variety of industry verticals. Based on Open Metadata Standards and APIs, supporting connectors to a wide range of data services, OpenMetadata enables end-to-end metadata management, giving you the freedom to unlock the value of your data assets.


Contents:

OpenMetadata Consists of Four Main Components:

  • Metadata Schemas: These are the core definitions and vocabulary for metadata based on common abstractions and types. They also allow for custom extensions and properties to suit different use cases and domains.
  • Metadata Store: This is the central repository for storing and managing the metadata graph, which connects data assets, users, and tool-generated metadata in a unified way.
  • Metadata APIs: These are the interfaces for producing and consuming metadata, built on top of the metadata schemas. They enable seamless integration of user interfaces and tools, systems, and services with the metadata store.
  • Ingestion Framework: This is a pluggable framework for ingesting metadata from various sources and tools to the metadata store. It supports about 84+ connectors for data warehouses, databases, dashboard services, messaging services, pipeline services, and more.

Key Features of OpenMetadata

Data Discovery: Find and explore all your data assets in a single place using various strategies, such as keyword search, data associations, and advanced queries. You can search across tables, topics, dashboards, pipelines, and services.

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Data Collaboration: Communicate, converse, and cooperate with other users and teams on data assets. You can get event notifications, send alerts, add announcements, create tasks, and use conversation threads.

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Data Quality and Profiler: Measure and monitor the quality with no-code to build trust in your data. You can define and run data quality tests, group them into test suites, and view the results in an interactive dashboard. With powerful collaboration, make data quality a shared responsibility in your organization.

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Data Governance: Enforce data policies and standards across your organization. You can define data domains and data products, assign owners and stakeholders, and classify data assets using tags and terms. Use powerful automation features to auto-classify your data.

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Data Insights and KPIs: Use reports and platform analytics to understand how your organization's data is doing. Data Insights provides a single-pane view of all the key metrics to reflect the state of your data best. Define the Key Performance Indicators (KPIs) and set goals within OpenMetadata to work towards better documentation, ownership, and tiering. Alerts can be set against the KPIs to be received on a specified schedule.

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Data Lineage: Track and visualize the origin and transformation of your data assets end-to-end. You can view column-level lineage, filter queries, and edit lineage manually using a no-code editor.

Data Documentation: Document your data assets and metadata entities using rich text, images, and links. You can also add comments and annotations and generate data dictionaries and data catalogs.

Data Observability: Monitor the health and performance of your data assets and pipelines. You can view metrics such as data freshness, data volume, data quality, and data latency. You can also set up alerts and notifications for any anomalies or failures.

Data Security: Secure your data and metadata using various authentication and authorization mechanisms. You can integrate with different identity providers for single sign-on and define roles and policies for access control.

Webhooks: Integrate with external applications and services using webhooks. You can register URLs to receive metadata event notifications and integrate with Slack, Microsoft Teams, and Google Chat.

Connectors: Ingest metadata from various sources and tools using connectors. OpenMetadata supports about 84+ connectors for data warehouses, databases, dashboard services, messaging services, pipeline services, and more.

Try our Sandbox

Take a look and play with sample data at http://sandbox.open-metadata.org

Install and Run OpenMetadata

Get up and running in a few minutes. See the OpenMetadata documentation for installation instructions.

Documentation and Support

We're here to help and make OpenMetadata even better! Check out OpenMetadata documentation for a complete description of OpenMetadata's features. Join our Slack Community to get in touch with us if you want to chat, need help, or discuss new feature requirements.

Contributors

We โค๏ธ all contributions, big and small! Check out our CONTRIBUTING guide to get started, and let us know how we can help.

Don't want to miss anything? Give the project a โญ ๐Ÿš€

A HUGE THANK YOU to all our supporters!

Stargazers

Stargazers of @open-metadata/OpenMetadata repo

License

OpenMetadata is released under Apache License, Version 2.0

Release History

VersionChangesUrgencyDate
1.12.10-release## Changelog OpenMetadata 1.12.10 is a maintenance release delivering critical security patches, MCP enhancements, and targeted bug fixes across migrations, search, UI, and ingestion runtime. ### ๐Ÿ”’ Security - **Snyk high/critical dependency patches in ingestion** [#28623](https://github.com/open-metadata/OpenMetadata/pull/28623): High and critical Snyk findings patched across ingestion dependencies to address multiple CVEs. - **Jackson-core and CloudFront Snyk high patches** [#28614](High6/3/2026
1.12.8-release## Changelog OpenMetadata 1.12.8 is a maintenance release focused on hardening the platform against newly disclosed CVEs, eliminating long-standing database hotspots in the search and tag pipelines, and tightening connector behavior across Databricks, Unity Catalog, Athena, Datalake, and OpenLineage. The release also lands several quality-of-life UI fixes around governance approvals, advanced search, and custom properties. ### โš ๏ธ Backward Incompatible / Notable Behavior Changes - **NotiHigh5/13/2026
1.12.6-release### Improvements - **Platform:** Enhanced search index performance and reduced memory footprint during reindex operations to minimize runtime impact #27153 - **Platform:** Improved reliability of bulk indexing with better handling of large payloads and batching #27127 - **Governance:** Refactored certification storage to improve consistency and auditability across entities #26448 - **Platform:** Added support for SAML metadata XML upload to simplify SSO configuration #26862 - **Ingestion:High4/22/2026
1.12.5-release### Improvements - **Governance:** Refactor asset certification storage to tag_usage table for improved data integrity and reliability [#26448](https://github.com/open-metadata/OpenMetadata/pull/26448) - **Platform:** Enhance Search Index performance and reliability [#26669](https://github.com/open-metadata/OpenMetadata/pull/26669) - **Platform:** Add SAML metadata XML upload support [#26862](https://github.com/open-metadata/OpenMetadata/pull/26862) - **AI:** Enforce payload size limits foHigh4/10/2026
1.12.4-release## Improvements - AI: Add OAuth support for MCP server with database-backed token persistence and automatic refresh [#25391](https://github.com/open-metadata/OpenMetadata/pull/25391) - AI: Add MCP bot impersonation with audit logging and change event publishing [#26488](https://github.com/open-metadata/OpenMetadata/pull/26488) - Governance: Implement self-approval prevention for workflow change requests [#26289](https://github.com/open-metadata/OpenMetadata/pull/26289) - Governance: Add fiMedium3/30/2026
1.12.3-release## Improvements - AI: Remove logging capability from MCP server [#26257](https://github.com/open-metadata/OpenMetadata/pull/26257) - Discovery: Refactor search infrastructure to use canonical index aliases [#23742](https://github.com/open-metadata/OpenMetadata/pull/23742) - Discovery: Add Metric entity type to Data Insights description coverage chart [#26260](https://github.com/open-metadata/OpenMetadata/pull/26260) - Discovery: Add displayName search support and improve wildcard matching [#Low3/19/2026
1.11.14-releaseRelease 1.11.14-releaseLow3/17/2026
1.11.13-releaseRelease 1.11.13-releaseLow3/6/2026
1.11.12-release### โš ๏ธ Breaking Changes #### OpenLineage Kinesis Support Refactored OpenLineage connection schema to support both Kafka and Kinesis brokers **Migration Required:** The OpenLineage connection configuration structure has changed from flat Kafka-specific fields to a nested `brokerConfig` object. Existing configurations with fields like `brokersUrl`, `topicName`, `consumerGroupName`, `consumerOffsets`, `poolTimeout`, `sessionTimeout`, `securityProtocol`, `sslConfig`, and `saslConfig` at theLow3/5/2026
1.11.11-release## Changelog ## Breaking Changes - Extended the REST connector to support OpenAPI schemas from local files (JSON/YAML) in addition to HTTP URLs via the openAPISchemaConnection union type. - Updated the REST connector connection configuration to accept either connection type. Refer to this [YAML example](https://github.com/open-metadata/OpenMetadata/blob/main/ingestion/src/metadata/examples/workflows/rest.yaml) to review the updated connection structure. ## Improvements - **Connectors:**Low2/26/2026
1.12.1-release## Features ### AI Studio (Collate - Beta) Collate already hosted AI Agents that users could control via Applications, to generate descriptions, add Tiers, and Data Quality tests. AI Studio now provides visibility and control over AI agents powering the data platform. With AI Studio, users can customize the prompts of these agents so their output aligns with organizational needs. Moreover, admins can create new AI agents with specific behavior, capabilities and prompts, that can be execLow2/24/2026
1.12.0-releaseRelease 1.12.0-releaseLow2/22/2026
1.11.10-release## Breaking Changes ### Ingestion Framework Upgrade Required Schema changes introduced in earlier minor releases require the ingestion framework to be upgraded when moving to 1.11.10. #### Changes Introduced - **1.11.5:** Added `queryStatementSource` field to Postgres connection - **1.11.5:** Added `queryParserConfig` field to Dashboard service - **1.11.9:** Added `statusLookbackDays` field to Pipeline service If the ingestion framework version is older and does not support thesLow2/18/2026
1.11.9-release### Latest Release ๐ŸŽ‰ **Latest Release** 16th February 2026 You can find the GitHub release here. #### Improvements * **Workflow Automation:** Enabled "Updated By," "Synonyms," "Related Terms," and "Status" fields in workflow check conditions. * **Ingestion UI:** Added search functionality in the ingestion runner dropdown and added fallback logic to select Collate SaaS Runner by default during service configuration. * **Unity Catalog:** Optimized lineage retrieval by using system tablLow2/16/2026
1.12.0-rc1-releaseDO NOT use this in PROD This is a Release Candidate for the upcoming 1.12.0 release and there will be changes until the final release is published. Please, only use it in DEV/TEST environments to provide any feedback or migration issues you encounter. Low2/5/2026
1.11.8-release### Improvements - Added BigQuery lineage support for PowerBI .pbit files - Added sobjectNames field for multi-object selection in Salesforce connector - Added PBI rdl report lineage - Included API result properties descriptions from OpenAPI schemas ### Fixes - Fixed PowerBI .pbit parser fails on multiline DAX expressions - Fixed tag search in mUI Tag Suggestion - Fixed app stuck on refresh call for basic - Fixed testsuite result summary - Fixed okta renewal - Fixed Ingest SchemLow2/4/2026
1.11.7-release## Changelog ### Improvements - Improved execution time tracking with more detailed - Added timeout handling for temp table lineage graph node processing - Enhanced Event Based Workflows to show relevant exclude fields - Improved Kafka Connect storage lineage handling and related enhancements - Optimized BigQuery ingestion performance - Added support for maxResultSize in QueryRunnerRequest schema - Enhanced AsyncService with retry support, exponential backoff, and timeout handling Low1/28/2026
1.11.6-release## Changelog ### Improvements - Added impersonatedBy support in MCP tools - Added exponential backoff retry for index deletion during snapshot operations - Added Entity Popover Card for Impact Analysis tab - Added metadata versioning for bulk import - Added support for Snowflake stages - Added failed rows sample table to test case notifications - Added task.description field to Task entity mapping - Added start time, end time, and runtime duration to pipeline task execution views -Low1/21/2026
1.9.17-release**Full Changelog**: https://github.com/open-metadata/OpenMetadata/compare/1.9.16-release...1.9.17-releaseLow1/21/2026
1.11.5-release## Improvements - Added lineage query parser type configuration [#24941](https://github.com/open-metadata/OpenMetadata/pull/24941) - Added Pipeline Obs averageRunTime metric [#24979](https://github.com/open-metadata/OpenMetadata/pull/24979) - Added batching for Trino lineage and usage SQL query retrieval [#25208](https://github.com/open-metadata/OpenMetadata/pull/25208) - Added dataflow metadata support in PowerBI [#25206](https://github.com/open-metadata/OpenMetadata/pull/25206) - Added Low1/14/2026
1.11.4-release## Changelog ### Improvements - Added SQLGlot parser support for improved query parsing [#24729](https://github.com/open-metadata/OpenMetadata/pull/24729) - Added support for bulk edit on nested glossary terms [#24873](https://github.com/open-metadata/OpenMetadata/pull/24873) - Added lineage section in overview tab in right panel [#24768](https://github.com/open-metadata/OpenMetadata/pull/24768) - Improved lineage node column pagination [#24462](https://github.com/open-metadata/OpenMetaLow12/24/2025
1.9.16-release## Improvements - Added `.mf4` file type ingestion support in Datalake connector. ## Fixes - Fix for csv error handling by pandas while reading dataframe in Datalake connector. - Disabled name column in bulk edit actions. **Full Changelog**: https://github.com/open-metadata/OpenMetadata/compare/1.9.15-release...1.9.16-releaseLow12/19/2025
1.11.3-release## Improvements - Add support for multiple tables in Great Expectations checkpoints and mappings for add_pandas/add_query_asset actions. - Improved asset tab UI based on user feedback. - Introduced Collate Credits system for credit-based billing and usage limit management. ## Fixes - Fix alerts UI not displaying return code after modifying Advanced Configurations. - Fix backend to allow listing test case results without data quality dimensions. - Fix Domain page tab renaming functioLow12/17/2025
1.11.2-releaseRelease 1.11.2-releaseLow12/12/2025
1.10.14-releaseRelease 1.10.14-releaseLow12/6/2025
1.10.13-releaseRelease 1.10.13-releaseLow12/5/2025
1.11.0-release## Data Quality as Code Define and execute data quality tests programmatically using Python, with results automatically published to OpenMetadata's Data Observability dashboard. Integrate validation directly into your transformation pipelines with circuit breaker patterns to prevent bad data from reaching production tables. **Two validation approaches:** TestRunner --- Validate data already loaded in tables. Reference any table by its fully qualified name (FQN), add any test cases, then eLow12/3/2025
1.10.12-release๐Ÿ›  Whatโ€™s Fixed & Improved - SAP HANA Connector: Now correctly identifies view names by reading the resourceUri attribute instead of the data source ID. - Incident Manager: Fixed navigation breadcrumbs to ensure they display correctly across all user routes. - PowerBI: Corrected the generation of Report Page URLs to fix broken links. - Search: Updated dashboardDataModel to ensure the correct Source URL is mapped in search results. - Data Products: Hidden the "Add Domain" button within the DLow12/2/2025
1.10.11-release## Changelog ### Improvements - Improved application performance by caching user policies [#24501](https://github.com/open-metadata/OpenMetadata/pull/24501) ### Fixes - Fixed 404 error when loading dashboards or other entities that reference deleted glossary terms or tags [#24340](https://github.com/open-metadata/OpenMetadata/pull/24340) - Resolved custom property failures around date and time formats [#24560](https://github.com/open-metadata/OpenMetadata/pull/24560) - FixeLow12/1/2025
1.10.10-release### ๐Ÿ› ๏ธ Fixes - Fix application description overlapping on Safari. - Fix overlapping of data asset header values. - Fix custom property failures around date and time formats. - Fix 404 error when loading dashboards or other entities that reference deleted glossary terms or tags. - Deploy pipelines in OpenMetadataOperations fixes. - Fix PowerBI dataset to upstream dataset column lineage. ### ๐Ÿš€ Improvements - Cache user policies to improve performance - Add missing imports for IngestioLow11/28/2025
1.10.9-release## Improvements - Add MSSQL SSL support - Add Looker support for custom git host & local repo usage ## Fixes - Fix NPE in IngestionPipelineRepository update methods for null fields - Fix description render on entity pages on non-Chromium browsers - Fix Unstructured Containers Implementation - Fix query voting functionality by including vote counts in the search index. - Fix Looker local path git converter - Fix Power BI dataset-upstream dataset column lineage **Full ChangelogLow11/26/2025
1.11.0-rc1-release**DO NOT use this in PROD** This is a Release Candidate for the upcoming 1.11.0 release and there will be changes until the final release is published. Please, only use it in DEV/TEST environments to provide any feedback or migration issues you encounter.Low11/26/2025
1.10.8-release### Improvements - Improve PII auto-classification accuracy by refining pattern recognition for credit cards, driving licenses, and tax file numbers with better confidence scoring. - Automatically assign approval tasks to newly patched reviewers on entities like Data Contracts, Data Products, and Metrics. - Add Assets API for Domain, DataProduct, Tag, GlossaryTerm, User, and Team entities while deprecating inline assets field. - Add data retention policies for test case results andLow11/21/2025
1.10.7-release ## **Improvements** * Improve Okta public key URL validation to correctly handle both `/oauth2/v1/keys` and `/oauth2/{authServerId}/v1/keys` patterns ([#24326](https://github.com/open-metadata/OpenMetadata/pull/24326)) * Add support for classification tags in dbt meta field ([#23671](https://github.com/open-metadata/OpenMetadata/pull/23671)) ## **Bug Fixes** * Fix: Deduplicate dbt tags ([#23325](https://github.com/open-metadata/OpenMetadata/pull/23325)) ([#24327](https://github.com/oLow11/14/2025
1.10.6-release## Improvements - Create ChangeEvents for SSO user operations to enable EventSubscription - Add Airbyte Cloud Support (Fixes #24132) (#24261) - Refactor: Remove duplicate directory custom property from GlobalSettings - Update setuptools version to 78.1.1 (#24206) ## Bug Fixes - Fix: Issue with big param list in findByIds and Names (Fixes #24250) (#24259) - Fix: Bump Axios to resolve vulnerabilities (#24272) - Fix: Bump Vite package to resolve vulnerabilities (#24273) - Fix: Bump vLow11/11/2025
1.9.15-releaseBug Fixes - Fix: Databricks DLT Pipeline Lineage to Track Table (#23888) - Fix: UC Ingestion failing due to non-selected tables (#23954) - Fix: Domain assets count mismatch between API and UI (#23620) - Fix: Domain assets API not returning all assets due to query size limit Improvements - Add better handling of incomplete Redshift view definitions - Add dedicated assets API and deprecate inline assets field for Domains - Refactor fetching assetsCount for individual fields (#23762)Low11/10/2025
1.10.5-release## Improvements - Added salesforce oauth (#24154) - Databricks Pipeline Lineage (#24123) - Implementation of Custom Workflows (#23023) - Improvement around Data Quality UI (#24118) - Removed botPrincipal from custom oidc in UI form (#24165) - Asset Specific Restrictions based on EntityStatus (#23666) - Modify the "Run Agents" button label and message for better clarity (#24129) - Domain and Data Product UI improvements and architecture enhancements (#23804) - Enhanced REST API ConnectLow11/9/2025
1.10.4-releaseRelease 1.10.4-releaseLow10/30/2025
1.8.12-release## Improvements - Removed beta label from `useDynamicAssertion` in AutomatorTestCaseField component - Added paginated assets API endpoints for Domain, Data Product, Glossary Term, Tag, Team, and User entities for improved scalability - Added support for MF4 (Measurement Data Format version 4) file reader for automotive and industrial measurement data - Added support for BigQuery clone queries (`CREATE TABLE ... CLONE`) in lineage tracking - Improved handling of nested column structures (sLow10/28/2025
1.9.11.8-releaseRelease 1.9.11.8-releaseLow10/23/2025
1.9.11.7-releaseRelease 1.9.11.7-releaseLow10/22/2025
1.10.3-releaseRelease 1.10.3-releaseLow10/22/2025
1.10.2-release### Bug Fixes - Fix: Active knowledge center not fechting list on scroll end - Fix: Runner getting wrong values in workflow API - Fix: Knowledge page hierarchy after page refresh - Fix: Data Quality Dashboard Filters ### Improvements - Optimized ingestion log downloads with file caching and streaming (>95% improvement)Low10/17/2025
1.9.14-release๐Ÿš€ Features & Enhancements Databricks: Added Kafka lineage support and improved DLT pipeline parsing. Kafka: Implemented several improvements for the Kafka Connect integration. AWS: Introduced a new connector for AWS Kinesis Firehose. ๐Ÿ› Fixes Databricks: Resolved issues with UC S3 lineage parsing and repeating pipeline tasks. Kafka: Corrected lineage parsing for Kafka Connect, including CDC, and updated the table search method. UI: Fixed incorrect URLs on the Metrics and Teams Low10/13/2025
1.9.13-release## Improvements - Kafka Connect: Support Confluent Cloud connectors - Unity Catalog Lineage Enhancement: External Location Support - Add pagination for Snowflake usage and lineage queries SQL - Pin pydantic to below 2.12.0 - Iceberg load table retry backoff - Add workflow resource utilization metrics for better troubleshooting - Add better handling for missing columns and permission issue exceptions ## Fixes - Fix: PowerBI Snowflake query lineage parsing - Fix: Test suite owner bLow10/10/2025
1.10.1-release**Full Changelog**: https://github.com/open-metadata/OpenMetadata/compare/1.10.0-release...1.10.1-releaseLow10/9/2025
1.10.0-release## Features ### Impact Analysis & Enhanced Lineage Updated capabilities for tracking downstream impact to tables, ML models, and dashboards from any source table. The Impact Analysis view includes contact information for stakeholders, helping users identify whom to reach out when making schema changes, addressing quality issues, or planning other table modifications. - This new view will speed up issue resolution and troubleshooting, helping to fix broken processes within the organizatiLow10/7/2025
1.9.12-release### Bug Fixes - Fix Glossary Pagination Issue UI. - Fix batchFetchClassification for tags. - Fix correct snowflake object types in source url. - Fix creation of Glossary when global domain is selected - Fix lineage flow and improved logging for databricks pipeline. - Fix Alation ingestion (Collate) ### Improvements - Supported MF4 File Reader - Supported Infinite Scroll in Certification popover list. - Support owner operation with editOwner and editAll permissioLow10/2/2025
1.7.7-release- Kafka Scheme Registry SSL Manager fix **Full Changelog**: https://github.com/open-metadata/OpenMetadata/compare/1.7.6-release...1.7.7-releaseLow9/28/2025
1.9.11-releaseFixes: - Fix search aggregations - Fix search aggregations for knowledge center pagesLow9/25/2025
1.9.10-release## What's Changed # Bug Fixes ## Core System & Infrastructure - **WebSocket Stability**: Resolved NPE errors during import/export operations and addressed potential race conditions in WebSocket connections - **Migration Improvements**: - Fixed broken migrations from version 1.9.8 - Resolved migration issues caused by duplicate ViewAll entries in OrganizationPolicy - Skipped orphaned ingestion pipelines without service relationships during secrets migration - **SSL ConfiguratioLow9/24/2025
1.9.9-release- Fix post profiler time series migration with prefix index optimizations for MySQL compatibility - Search filter removal now correctly restores full test case list in test suite pipeline edit page with wildcard search support - Improved MySQL migration performance by optimizing queries - Changed MySQL storage engine from MEMORY to InnoDB in migrationsLow9/19/2025
1.9.8-release## Fixes - Fix the issue where only newly added test cases were getting selected in pipeline during test case creation and added bulk test case functionality - Fix BigQuery project selection issues in profiler and auto-classification workflows by implementing separate engines and sessions per project - Fix scroll issue in entity search settings - Fix advanced config in service form preventing next action from proceeding - Add missing user_activity migrations to version 1.9.8 with dynamic SQLow9/17/2025

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