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

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

ktx is an executable context layer for data and analytics agents 🐙 Allow Claude Code, Codex, or other AI agents to query data accurately and with full context of your company

Semantica 🧠 • Build AI systems that can explain, trace, and justify every decision. Knowledge graphs, context graphs, reasoning engines, provenance, and governance for production AI.

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

Executable memory system for tabular data work

Metrics Observability & Troubleshooting

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

The semantic layer that makes enterprise data understandable to AI agents — model entities and relations once, query through SPL/MCP/REST, and connect telemetry, services, and business objects in one object graph.

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.

SLayer: a lightweight semantic layer for AI agents and humans

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

A semantic execution layer for software systems and the agents that maintain them.

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