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1. orionbelt-ontology-builder orionbelt-ontology-builder Public

   Browser-based ontology workbench for OWL ontologies and SKOS vocabularies. Streamlit + rdflib, no Java, no Protégé. OWL-RL reasoning, 22 SKOS validation checks, read-only SPARQL console, bulk opera…

   Python 215 21

2. orionbelt-semantic-layer orionbelt-semantic-layer Public

   Source-available semantic and context layer, rule engine, and semantic sidecar for agentic AI and governed analytics. Compiles declarative YAML models into optimized SQL, KPIs, and semantic context…

   Python 98 10

3. orionbelt-analytics orionbelt-analytics Public

   Ontology-based MCP server that analyzes database schemas (PostgreSQL, Snowflake, ClickHouse, Dremio) and generates RDF/OWL ontologies with SQL mappings for fan-trap-free Text-to-SQL.

   Python 48 6

4. qvd2parquet qvd2parquet Public

   A fast command-line converter from Qlik QVD files to Apache Parquet: real types, exact decimals, built for a Qlik to Dremio migration

   Go 5 2

5. orionbelt-semantic-layer-mcp orionbelt-semantic-layer-mcp Public

   MCP server for the OrionBelt Semantic Layer. Enables LLMs to explore semantic models, compile queries, and execute analytics via natural language. Works with Claude, Cursor, Windsurf, Copilot.

   Python 3 2

6. orionbelt-chat orionbelt-chat Public

   AI-powered chat interface for OrionBelt Analytics & Semantic Layer MCP servers. Built with Chainlit and Pydantic AI, supporting OpenRouter, Anthropic, OpenAI, MLX, and Ollama.

   Python 3 1