thingsboard / thingsboard

All-in-one IoT Platform - Device management, data collection, processing and visualization.

spiculedata / saiku

Open-source semantic layer: one cube for Excel (MDX/XMLA), dashboards, and AI agents (MCP). Mondrian + Apache Calcite.

DeepSQLAI / deepsql

The database agent for Postgres and MySQL - Point it at PostgreSQL or MySQL and ask questions in plain English — schema exploration, query generation, slow query analysis, index recommendations, generated dashboards. Self-hosted and air-gapped.