Browse Libraries

Core Project Haystack ontology for building automation and IoT data. The foundational type system for smart buildings.

Amazon Ion data format type definitions and schema specs. Supports typed scalars, structs, and collections in Xeto.

OpenAPI / Swagger specification types mapped to Xeto. Define REST API contracts as typed, linkable ontology specs.

The foundational Xeto spec library. Primitive types, scalars, collections, and base ontology building blocks.

ASHRAE Guideline 36 high-performance sequences of operation for HVAC systems, modeled as Xeto specs.

UI component type definitions for building data-driven views and dashboards. Includes chart, grid, and form spec types.

Biological taxonomy ontology for the animal kingdom. Full Linnaean classification hierarchy as linkable Xeto specs.