📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

MetricFlow allows you to define, build, and maintain metrics in code.

Semantica 🧠 — AI-native knowledge graph intelligence framework for semantic retrieval, ontology reasoning, context graphs, and explainable AI systems.

An open-source Text2SQL tool that transforms natural language into SQL using graph-powered schema understanding. Ask your database questions in plain English, QueryWeaver handles the weaving.

DaC is a dashboard-as-code tool. Build interactive dashboards using YAML and JSX. Built-in semantic layer. Get your agents to build standardized, reviewable dashboards.

This repository has been merged into Canner/WrenAI under the core/ directory

Synmetrix – production-ready open source semantic layer on Cube

Metrics Observability & Troubleshooting

Make sense of it all. Semantic data modeling and analytics with a sprinkle of AI. https://totalhack.github.io/zillion/

Open-source repository for Semantic Modeling Language (SML)

The GenAI-powered toolkit for automated data intelligence.

Databao agent is an open-source agent that enables you to chat with your data and receive answers in text, interactive charts, and tables.

Databao Context Engine is an open-source engine that automatically generates a governed semantic context from your databases, BI tools, documents, and spreadsheets. It runs locally in your environment and integrates with any LLM to deliver accurate, context-aware answers

The universal metrics layer. Compatible with 15+ formats: Cube, MetricFlow, LookML, Omni, BSL, LDM, Cortex, Malloy, OSI, SML, TML, Hex, Rill, Superset

SLayer: a lightweight semantic layer for AI agents and humans

An implementation of Measures in SQL as a DuckDB extension

Open-source agentic schema CLI. Optimised for claude code, gemini, codex and co-pilot. Skills included.

API-first semantic engine and query planner for AI agents that compiles declarative YAML models into optimized, dialect-specific SQL across BigQuery, PostgreSQL, Snowflake, ClickHouse, Dremio, Databricks, DuckDB, and MySQL.

Honeydew AI plugins for coding agents (Claude Code, Codex, Cursor, Github Copilot, Gemini, etc...)

Testing Boring SL with DuckDB