The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.
Where data access meets operational intelligence
The dbt-native data observability solution for data & analytics engineers. Monitor your data pipelines in minutes. Available as self-hosted or cloud service with premium features.
Collect, aggregate, and visualize a data ecosystem's metadata
SQL Lineage Analysis Tool powered by Python
First open-source data discovery and observability platform. We make a life for data practitioners easy so you can focus on your business.
The open-source context layer for your AI. Catalog your tables, topics, queues and APIs then expose real metadata to your AI agents.
This dbt package captures metadata, artifacts, and test results so you can detect anomalies, monitor data quality, and build metadata tables. It powers Elementary OSS and feeds the wider context layer used by Elementary Cloud’s full Data & AI Control Plane.
⛔ [ARCHIVING ON 2026-11-01] One framework to develop, deploy and operate data workflows with Python and SQL.
Open-source data management for multimodal AI. Query, trace, and govern with a lineage-native, format-agnostic lakehouse for agents and teams. Supports biological formats and registries - by the creators of Scanpy. 🍊YC S22
Metrics Observability & Troubleshooting
Main repo including core data model, data marts, data quality tests, and terminology sets.
Generate and Visualize Data Lineage from query history
A SQL transformation engine that type-checks your whole pipeline and catches breaking changes before they run — branches, replay, column-level lineage, compile-time contracts, per-model cost. Adapters: Databricks, Snowflake, BigQuery, DuckDB. Single static Rust binary. Apache 2.0.
Enterprise Information Service
Relational Workflows: where database schemas define executable data pipelines.
Reference implementation for real-time Data Lineage tracking for BigQuery using Audit Logs, ZetaSQL and Dataflow.
Microsoft Fabric Unified Data Foundation with Databricks & Purview 2026
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