OntologyDesignPatterns.org is a Semantic Web portal dedicated to ontology design patterns (ODPs), run by the ODPA. The portal was started under the NeOn project. What's new The 13th Workshop on Ontology Design and Patterns (WOP2022) will be held at ISWC2022 (October 24) as a virtual workshop in Hangzhou, China. The 12th Workshop on Ontology Design and Patterns (WOP2021) will be held at ISWC2021 (O