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Marquez

Open Source
Metadata Management Updated Feb 15, 2026
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Compared with 5 other Metadata Management agents Open source Self-hostable Updated Feb 2026
💰 Open Source 🔄 Updated Feb 2026 🖥️ Self-hostable

💰 Pricing

Open Source

Pricing not publicly listed.

🎯 Use Cases

Tracking data lineage for compliance and auditing Monitoring dependencies in ETL pipelines Visualizing metadata to improve data discovery Enhancing collaboration between data teams by clarifying ownership Debugging data pipeline issues through historical metadata

⚖️ Pros & Cons

✅ Pros

  • Open-source and self-hostable, offering flexibility and control
  • Provides clear data lineage and dependency tracking
  • Integrates with modern data stack tools

❌ Cons

  • Requires setup and maintenance for self-hosting
  • Limited out-of-the-box integrations compared to commercial alternatives
  • May lack advanced features like AI-driven metadata enrichment

Overview

Marquez is an open-source metadata service designed to collect, aggregate, and visualize metadata across data ecosystems. It helps track data lineage, dependencies, and ownership, making it easier to understand and manage complex data workflows.

Problem It Solves

It solves the problem of fragmented and opaque metadata by providing a centralized system to track data lineage and dependencies, improving data governance and observability.

Target Audience: Developers and teams working with metadata management automation.

Inputs

  • • User configuration
  • • API credentials (if required)
  • • Task parameters

Outputs

  • • Automated task results
  • • Status reports
  • • Generated content or actions

Example Workflow

  1. 1 User configures the agent with required parameters
  2. 2 Agent receives input data or trigger
  3. 3 Agent processes the request using its core logic
  4. 4 Agent interacts with external services if needed
  5. 5 Results are returned to the user

Sample System Prompt 


              You are Marquez, an AI assistant. Help the user accomplish their task efficiently.

Tools & Technologies

LLM APIs Python

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FAQs

Is this agent open-source?
Yes
Can this agent be self-hosted?
Yes
What skill level is required?
Intermediate

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