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Home / Topics / data-observability

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Top DATA-OBSERVABILITY GitHub Repositories & Tools (2026)

Discover the most starred and trending open source tools tagged with #data-observability.

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2 matching projects · updated Sep 28, 2026 How we rank ↗

#1 TRENDING marmotdata/marmot Go NEW 2025

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

◇ bigdata ◇ data-catalog ◇ data-collaboration ◇ data-discovery

30 ↑ +1 today

618

#2 TRENDING open-metadata/OpenMetadata TypeScript 2021

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.

◇ context ◇ context-layer ◇ data-catalog ◇ data-collaboration

2.4K ↑ +1 today

15.3K

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Top DATA-OBSERVABILITY GitHub Repositories & Tools (2026)

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