open-metadata / OpenMetadata

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.

datahub-project / datahub

The Context Platform for your Data and AI Stack

MarquezProject / marquez

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

reata / sqllineage

SQL Lineage Analysis Tool powered by Python

opendatadiscovery / odd-platform

First open-source data discovery and observability platform. We make a life for data practitioners easy so you can focus on your business.

nasa / earthdata-search

Earthdata Search is a web application developed by NASA EOSDIS to enable data discovery, search, comparison, visualization, and access across EOSDIS' Earth Science data holdings.

marmotdata / marmot

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

hike-lab / public-data-lens

MCP-based discovery and judgment layer for Korea’s open data portal—helping AI agents find, compare, and assess datasets with explicit evidence, JSON-LD/DCAT metadata, and versioned deterministic rules.

Stratus-Security / Sift

Fast, cross-platform CLI for finding secrets and sensitive data across filesystems, SMB, Active Directory, Microsoft 365, Slack, Jira and Confluence.