Shared Backend

Overview

The shared backend is a Node.js/Express API that provides TriplyDB integration and Operaton DMN execution for both CPSV Editor and Linked Data Explorer.

Production API: backend.linkeddata.open-regels.nl
Acceptance API: acc.backend.linkeddata.open-regels.nl

Features

TriplyDB Integration

• SPARQL query execution
• DMN metadata discovery
• Caching layer (5-minute TTL)
• Multiple endpoint support

Operaton Integration

• DMN deployment
• Decision evaluation
• BPMN process execution

Chain Orchestration

• Sequential DMN execution
• Variable mapping and passing
• Progress tracking
• Error handling

API Endpoints

GET  /v1/health              - Health check
GET  /v1/dmns                - List all DMNs
POST /v1/chains/execute      - Execute DMN chain
POST /v1/triplydb/query      - SPARQL query

View Full API Documentation →

Quick Links

• API Documentation
• TriplyDB Integration
• Operaton Integration
• Deployment Guide

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API Versioning

The API uses versioned endpoints (/v1/). Legacy endpoints (/api/) are deprecated.