Data Governance GitHub Repositories (2026) · Open Source Tools

The Context Platform for your Data and AI Stack

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.

open-source ontology platform for operational digital twins

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

LeanCTX is the Context Gateway for AI Systems. Select task-relevant context, apply supported controls, connect local knowledge and inspect recorded evidence. Open-source Engine: CLI, MCP, hooks and supported proxy paths.

Apache Iceberg REST Catalog in Rust — access control, credential vending and audit for every engine and AI agent. Apache 2.0.

Collect, aggregate, and visualize a data ecosystem's metadata

AtroCore is an enterprise-ready, highly configurable Business Application Platform for managing complex data, integrating systems, and building custom business applications. It provides ready-made solutions for Master Data Management (MDM), Product Information Management (PIM), Digital Asset Management (DAM), and more.

Egeria core

Open-source data contract testing for Snowflake, Databricks, BigQuery, Kafka & 15 more. Built on the Open Data Contract Standard (ODCS). MIT.

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.

Where data access meets operational intelligence