Part of specification v0.55.0. Earlier versions are preserved as tagged releases.

OpenRiC Extension Ontology, version 1.5.0

Version IRI: https://openric.org/ns/ext/v1.5.0 · Released: 2026-10-20 · Specification: v0.54.0

The release before 1.6.0. The copy of its Turtle fixed at this release is in the specification repository at the v0.54.0 tag. It sets the range of openricx:hasDateRangeSet to openricx:DateRange, as every implementation uses it; 1.4.0 is the release before it.

The terms themselves do not change IRI between versions: every term is https://openric.org/ns/ext/v1#<name>. The ontology page lists them, with the version history.