Show HN: Marmot, context layer for agents and humans

Category: infrastructure

Tags: data-catalog, data-discovery, ai-context

Score: 6.5/10 (Innovation: 6, Technical: 6, Documentation: 7, Utility: 7)

Marmot is an open-source data catalog that provides a lightweight, single-binary context layer for discovering and managing data assets such as tables, topics, queues, and APIs, with built-in support for AI agents via the Model Context Protocol (MCP). Its focus on simplicity, team collaboration, and AI-readiness makes it a practical alternative to complex enterprise catalogs.

Target audience: data engineers, backend devs, devops

Repository: https://marmotdata.io/ · Go · MIT · 587 stars

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