Fast map and faceted search over the EU railway infrastructure register (ERA RINF): every infrastructure element, PROD and UAT, auto-updated from ERA’s datasets. PostGIS, FastAPI, MapLibre, docker-compose.

Open-source railway routebook built on public ERA RINF data: pick two stations, route on the track-level topology, and see signals, speeds, gradients, tunnels and switches along the way. Map, schematic and drive views. Any RINF country, your own map layers, Docker ready.

SPARQL 1.2 query and update formatter that keeps your comments where you put them.

Slides and getting started guide that will help build and publish your RINF data!

Interactive Slidev deck for the ERA RINF workshop: railway topology as the foundation for infrastructure data. RailTopoModel, railML 3 and the ERA ontology, direction (appliesToDirection vs signalOrientation), inference of track/OP/SoL from positions, catenary sectioning and worksite protection..

Building and Publishing a Railway Infrastructure Knowledge Graph: Lessons Learned from SPARQL Anything, GeoSPARQL, SHACL and RINF Publication

A store-neutral access-control proxy for SPARQL endpoints: graph-level and row-level policies written in SHACL, enforced by query rewriting

A plugin for Yasgui to explore a query result with an extended table visualisation

A gentle sparkle duel between two unicorns for young players: hop over sparkles, send your own and use your unicorn's magic. Installable PWA, works offline.

Try SHACL Advanced Features rules (sh:TripleRule, sh:SPARQLRule) in your browser or from the command line, and see which rule inferred each triple