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.

The Context Platform for your Data and AI Stack

Data Contracts engine for the modern data stack. https://www.soda.io

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.

Egeria core

The open-source context layer for your AI. Catalog your tables, topics, queues and APIs then expose real metadata to your AI agents.

qData is an open-source data governance and data development platform that integrates ETL, data development, metadata management, data quality, data assets, API services, and AI-powered data Q&A.

Titan Core - Snowflake infrastructure-as-code. Provision environments, automate deploys, CI/CD. Manage RBAC, users, roles, and data access. Declarative Python Resource API. Change Management tool for the Snowflake data warehouse.

Metrics Observability & Troubleshooting

Generate and Visualize Data Lineage from query history

Main repo including core data model, data marts, data quality tests, and terminology sets.

AtroCore is an enterprise-ready, highly configurable, and scalable open-source Data Management and System Integration Platform. It can be used for Master Data Management (MDM), Product Information Management (PIM), Business Process Management (BPM), and much more.

A deterministic privacy boundary between your data and AI.

282+ structured privacy & data protection skills for AI agents. GDPR, CCPA, EU AI Act, HIPAA, LGPD, PIPL, DPDP Act.

Open Source Data Quality Monitoring.

HiveMQ Edge is an MQTT gateway that enables interoperability between OT devices and IT systems. It translates diverse protocols into MQTT for streamlined communication and helps organize data into a unified namespace, making managing and streaming data across your infrastructure easier.

Microsoft Fabric Unified Data Foundation with Databricks & Purview 2026