What is the status for json schema-support?

We are creating a json format and a schema to og With it. We would like to validate the json created based on the schema.

best
trond

When creating an XML-file with catalog as root node, I am getting cvc-elt.1.a: Cannot find the declaration of element 'catalog'. C:\Program Files\Oxygen XML Editor 14\frameworks\xml\catalog1.1.xsd I have no intention using the catalog1.1.xsd file. Is ther a way to disable this feature - if so - how?...