WrenAI

★ 4/5 · Analytics

Open-source generative BI engine that converts natural-language questions into governed SQL, dashboards, and charts across 20+ data sources.

Pros

Open-source with 15,783+ GitHub stars
agentic multi-step reasoning with traceable steps
row and column-level access controls
20+ data sources (BigQuery, Snowflake, PostgreSQL, etc.)
embedded APIs and MCP support

Cons

Tiered licensing (OSS vs. Cloud vs. Self-hosted) requires choosing deployment model
governance and enterprise features require paid tiers

Cost

Free (open-source); Enterprise and Business Plus pricing not disclosed

Verdict

Best for data teams wanting open-source GenBI with built-in row/column access control and flexibility to self-host or upgrade to managed enterprise versions.

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