Open-source Semantic Sidecar for AI, analytics, and governed data systems. Compiles declarative YAML models into optimized SQL, semantic context, KPIs, and DQ rules.

An implementation of Measures in SQL as a DuckDB extension

Archived. Earlier Bonnard product. Current: bonnard.dev / @bonnard/mcp-charts

The open source metrics layer

Archived. Earlier Bonnard product. Current: bonnard.dev / @bonnard/mcp-charts

Agentic BI: Semantic and Ontology-driven Data Agent for natural language data Q&A，analysis，insights，and action recommendations.

Semantic layer / dbt package for quantitative Product-Market Fit (PMF) analytics — Growth Accounting, Cohort Analysis, and Distribution (Tribe Capital framework).

Production-style semantic metrics governance platform with metric contracts, lineage, trust scoring, conflict detection, and AI-agent readiness validation.

AI-powered semantic layer for BI: auto-generates metrics definitions, dimension hierarchies, certified datasets and natural language descriptions from raw BigQuery schemas using LLMs