GitHub - cube-js/cube: 📊 Cube Core is open-source semantic layer for AI, BI and embedded analyticsWebsite • Docs • Examples • Blog • Slack • X Cube Core is the open-source semantic layer. Define metrics, dimensions, joins, and access rules once in code, then expose them through SQL, REST, and GraphQL APIs to anything downstream — BI tools, custom applications, or AI agents. Cube Core is headless: it doesn't ship a UI, so you can build the analytics experience that fits your product. Cube Core
